Unit 7 : Saving energy - Hỏi đáp

Đề 1

I. Each sentence has a mistake find and correct it.

1. I wish I can go to the cinema with you tonight.

2. He asked me if I know that man over there.

3. We are used to live next door to each other at one time.

4. Printing was invented by the Chinese.

5. There was little traffic, so the journey didn't take very long.

6. The number of the books in the library has risen to over five million.

7. If I had his phone number here, I will give it to you immediately.

8. My aunt has begun taught English for twenty years.

9. He became interest in reading while he was working in the city library.

10. My father has retired three years ago and he is now living on his pension.

II. Rewrite these following sentences into conditional Sentences

1. They don't behave themselves so their parents are not happy about that.

→ If .............................................................................

2. She didn't say sorry so he was angry.

→ If .............................................................................

3. I am not a rich businessman and I can't afford to buy an expensive car.

→ If .............................................................................

4. It rained last night so I didn't go to the barbecue.

→ If .............................................................................

5. My parents do not allow me to go, so I have to stay at home.

→ If .............................................................................

6. She doesn't pay attention to her cooking so the food is horrible.

→ If .............................................................................

7. The weather was very nice so we didn't go camping.

→ If .............................................................................

8. The computer broke down and I had to stop my work.

→ If .............................................................................

9. She loves him so she forgives him easily.

→ If .............................................................................

10. He was angry so I didn't say anything.

→ If .............................................................................

III - Fill in the blank space with the correct from of the words in parentheses:

1. They live............................................... in a small village. (Happy)

2. You should spend your money and energy as.......................... as possible. (Economy)

3. You can buy waste........................... made from this factory. (Produce)

4. This library is open to all...................................................... (Read)

5. Air and water are...................................... in our life. (Necessary)

6. My brother can repair electric................................ very well. (Apply)

7. These.............................. will conserve the earth. (Innovate)

8. Since the world's energy resources are limited, we must................ them. (Conservation)

9. We suggest........................... the light bulb. It is broken. (Replacement)

10. To keep the air unpolluted, people ought to use................. energy to create electricity. (Sun)

VI - Join each of the following pairs of sentences with "or, and, but, so or because"

1. I told a joke. Nobody laughed.

.............................................................................

2. You must study harder. You will go into another class.

.............................................................................

3. The city suffers from air pollution. The city suffers from water pollution.

.............................................................................

4. I knew her family. I did what I could for her.

.............................................................................

5. We can't afford energy - saving light bulbs. The light bulbs are too expensive.

.............................................................................

V. Put the verbs in the right tense or form

1. If he (learn) ____________ to drive, he would be able to drive his car.

2. They will lose their way if they (not have) _____________ a map.

3. If the students (attend) _________ Quang Trung school, they have to wear uniform.

4. Frogs and toads (die) __________ a lot if people continue to use electricity to catch fish.

5. If Lan (not have) __________ a bicycle, she will not go camping with us.

6. His father would buy that house if it (not be) ______________ expensive.

7. If students do not throw plastic bags anymore, our school yard (clean) ___________.

8. I would do the test in five minutes if it (not be) _____________ difficult.

VI. Complete the sentence with the one word given below. One word can be used for more than one sentence: for/ up/ after/ on/ off/ away/ in.

1. Who's going to look ______ the children while you're away?

2. "Turn ______ the TV for me, will you? I want to watch the cartoon.

3. She's looked ______ her keys everywhere.

4. Turn ______ the radio. I'm working.

5. If we go ______ littering, the environment will become seriously polluted.

6. Don't throw these newspapers ______.

7. Could you fill ______ this form?

8. Don't wake the baby ______. Let him sleep.

9. Don't believe her. She's just made ______ the story.

10. Susan took ______ her coat and put it on the sofa.

VII. Fill in the blanks with proper words, then answer the following questions.

power - effective - nuclear - advanced - pollution

heat - stored - electricity - energy - panels

Are you looking for a cheap, clean, (1) ________ source of power that doesn't cause (2) ________ or waste natural resources? Look no further than solar (3) ________ from our Sun.

At present, most of our (4) ________ comes from the use of coal and gas, oil or (5) ________ power. This power could be provided by the Sun. one percent of the solar energy that reaches the Earth is enough to provide (6) ________ for the total population.

Many countries are already using solar energy. Solar (7) ________ are placed on the roofs of a house and the Sun's energy is used to (8) water. The energy can be (9) ________ for a number of days, so on cloudy days you can use solar energy, too.

Sweden has an (10) ________ solar energy program. There, all buildings will be heated by solar energy and cars will use solar power instead of gas by the year 2015.

1) Is the solar energy an efficient source of power?

.............................................................................

2) Where are the solar panels placed?

.............................................................................

3) How long can the energy be stored?

.............................................................................

4) Is the solar energy used in Vietnam now?

.............................................................................

Đề 2

I. Each sentence has a mistake indentify and correct it.

1. If only we had a bigger house we can invite our friends to stay.

2. It took me so many time to learn this lesson.

3. They listened to their teacher carefully, as they understood the lesson easily.

4. The boy broke the window when he is playing football with his friends.

5. Peter and John plays badminton every Saturday with Maria and me.

6. She wishes he will stop interrupting her whenever she speaks.

7. Digital flat televisions are too expensive for we to buy at this time.

8. I haven't seen my grandparents since a quarter of a year

9. Your friends went to your native village last weekend, weren't they?

10. Nam asked Mai what he can do to help her.

II - Finish the second sentences so that it has the same meaning with the first one:

1. She planted that tree five years ago.

That tree..................................................................................................................................

2. My family has someone water the roses every day.

My family has the...................................................................................................................

3. He's going to have his room redecorated with some new furniture.

He's going to ask....................................................................................................................

4. Shall we use gas instead of burning coal?

I suggest..................................................................................................................................

5. Tom failed the exam because of his laziness.

Because Tom..........................................................................................................................

6. I hope to see you at Christmas.

I'm.............................................................................

7. Laurence last saw his sister when she left from Japan.

Laurence 's.............................................................................

8. Do you spend two hours surfing the web every evening?

Does it ....................................................................................

9. I think it is the better to wait for the next bus.

I suggest...................................................................................

10. People have used the Internet all over the world.

The Internet...................................................................................

III. Put in the correct word forms.

1. There has been a............................. (reduce) of 10% in the amount of the money available for buying the new books.

2. The alpine ...................... (land) is very dramatic.

3. Women who are slimming can never enjoy a meal without being afraid of ........................ (organize) their diet.

4. She always listens ...........................(attention) to what she is told.

5. He was........................... (information) of the consequences in advance.

6. The professor explained his ideas with great ........................(clear)

7. The cost of the............................ (carry) must be repaired by the buyer.

8. His health was seriously affected and he suffered from constantly.................. (sleep).

9. In ancient Greece, the owl was a symbol of................ (wise)

10. The judge told him it was..................... (responsible) to drink and drive, and banned him for a year.

Combine the sentences us1ing conjunctions

1, We study hard. We want to pass the final examination

➝

2, Her sister is interested in sports. She's also interested in collecting stamps

➝

3, People are going to save electricity. They are going to use solar energy

➝

4, You can go there by bus. You can go there by train

➝

5, He will be here at 5. He may be here at 6

➝

1.This is the newspaper. I want you to buy it.

-

2.Have you ever spoken to the people? They liive next door

-

3.It's the door. It will interest children of all ages

-

4.The Pikes keep having all-night parties. They live next door

-

5.Where are the eggs? They are in the fridge

-

1It/necessary/we/go/home/now

-

2.Why/not/you/turn/on/light/room?

-

3.Yesterday/they/suggest/she/stay/her/uncle/holiday

-

4.He/turn/gas/after/he/finish/cook

-

5.It/improtant/she/know/how/behave/when/grow

1.He was thirty. He drank a lot of water

-

2.He was intelligent. His father was worried about his performance

-

3.It rained. We decided to postpone the picnic

-

4.We stayed at home. We watched TV

-

5.She passed the exam. She studied hard.

-

1.What about buying energy-saving bulbs?

-Shall

2.Let's protest against the use of nuclear power.

-Why

3.What about arganizing a charity event to raise money

-I suggest

4.Why don't we take a short rest?

-I suggest

5.Let's use electricity onomically .

-We suggest

6.Although she was not beautiful, she took part in a beauty contest.

-She was not

7.It was raining so we decided to postpone our camping.

-Since

8.We stayed at home because it rained heavily

-It rained

9.She couldn't join us because she was busy

-She was

10.They requested we leave the place at once

-It was

UNIT 7. SAVING ENERGY

TEST 2

I. Choose the word in each group that has the underlined part pronounced differently from the rest.

1. A. bulb B. plumber C. profitable D. label

2. A. laughed B. missed C. wasted D. dropped

3. A. environment B. idea C. condition D. pesticide

4. A. leak B. beach C. leaf D. great

5. A. ocean B. practice C. reduce D. force

II. Choose the words that has a different stress pattern from the others.

1. A. standard B. provide C. control D. amount

2. A. account B. conserve C. install D. faucet

3. A. energy B. natural C. appliance D. furniture

4. A. category B. necessity C. ordinary D. profitable

5. A. quarter B. receive C. hobby D. label

III. Choose the best answer to complete these following sentences.

1. She asked “Will it rain tonight?”

In reported speech, this should be read _____ .

A. She asked me would it rain tonight. B. She asked me it would rain that night.

C. She asked me if it would rain tonight. D. She asked me if it would rain that night.

2. Do you happen to know _____ ?

A. what his name B. what his name is

C. what is his name D. what was his name

3. The teacher told his students _____ the mistakes again.

A. not make B. not to make C. don’t make D. won’t make

4. Besides in – class assignments, our teacher often gives some _____ for us to do at home.

A. housework B. class work C. homework D. teamwork

5. Jack has a good memory. He can learn these vocabulary items _____ easily.

A. with heart B. in mind C. by heart D. of mind

6. It’s difficult to remember these grammar rules. ~ Oh, try to do all _____ exercises in this grammar book.

A. learning B. studying C. working D. grammar

7. Use a _____ to check up the words you want to know about.

A. book B. magazine C. dictionary D. newspaper

8. What time does your English class _____ and end?

A. start B. open C. leave D. get

9. First we have to pass the written _____, then we take the oral exam.

A. questions B. quiz C. exam D. form

10. I like learning languages. I want _____ an extensive course of English.

A. to come B. to attend C. to get D. to have

11. I think we can practice our listening and speaking skills by _____ .

A. joining an English speaking club B. watching English programs

C. speaking English with friends D. All are correct

12. Do you happen to know the name of the _____?

A. examination B. examiner C. exam D. examining

13. Ofcourse as a student I want _____ all the exams.

A. to pass B. to fail C. to get D. to do

14. What _____ of learning English do you find most difficult? Is it grammar rules or speaking?

A. type B. form C. kind D. aspect

15. My sister hair isn't _______

A. fast B. curly C. slim D. sociable

16. He likes telling jokes. He has a sense of ___________.

A. orphan B. neighbor C. volunteer D. humor

17. Everybody loves him because of his good __________.

A. character B. person C. member D. public

18. The sun _________ in the east.

A. rise B. rises C. rose D. risen

19. My friends prefer _________ outside the classroom.

A. to be B. was C. being D. are

20. Each of us __________ different character.

A. have B. has C. have had D. had

21. Are you _________ lift the table.

A. enough strong to B. strong enough to C. too strong to D. too strong

22. What is your Dad _________?

A. look like B. alike C. like D. likely

23. Most of us spend time __________ sports in summer.

A. play B. to play C. playing D. played

24. My pen-friends love __________ the countryside.

A. in B. at C. on D. from

25. Lan introduces her Mom __________ new friends.

A. with B. of C. to D. in

26. She'll be here ________ Christmas.

A. at B. on C. in D. during

27.I suggest that you __________work harder on your pronunciation .

A.can B. should C.would D.could

28.I suggest using energy-saving bulb__________ our electricity bill

A.to reduce B.reducing C.reduces D.reduced

29.The__________ coast can expect thunderstorm .

A.central- south B.south-central C.center south D.south middle

30.Trang has just won the first prize in the __________ contest .

A.speaking-English B. English speaking C. English spoken D. spoken English

31. I got up late in the morning because my a larm clock didn’t__________

A.go off B.get off C.put off D.come off

32.Solar panels__________ on the roof of a house to receive the energy from the sun

A.is put B.is installed C.are putting D.are installed

32.Energy-saving bulbs should be used__________ electricity .

A.save B.saving C.to save D.to saving

33.Mrs. Mi suggests__________ showers to save water .

A.making B.take C.make D.taking

34. That ’s wonderful. I’m pleased __________ you are working hard.

A.with B.that C.what D.where

35. He dedicates all his life to __________ the environment .

A. protecting B. protected C. making D. taking

36. If we pollute the water, we will have no __________ water to use .

A. hot B. cold C. cool D. fresh

37. We want people to be aware__________ problem of pollution .

A. to B. in C. of D. with

38. If you __________ find your place, I will help you get there with this map.

A. can’t B. can C. couldn’t D. could

39. We couldn’t keep__________ cleaning the beach because it started to rain.

A. about B. on C. at D. with

40.He denied__________ her last night .

A. meet B. to meet C. meting D. meeting

41.There are many__________ which internet users have to suffer

A. dangerous B. risks C. poisons D. badly

42. Let’s go to the cinema, __________?

A. don’t we B. don’t they C. do we D. shall we

43. Oh dear ! How __________ our household bills are ! We can’t pay them.

A. heavy B. enormous C. small D. low

44. In winter, heating _________ for 50 percent of our electricity bill.

A. takes B. occupies C. accounts D. costs

45. Energy can be collected by solar __________ on cloudy days.

A. boards B. panels C. bars D. sheets

46. If we don’t find _____ sources of power, we will use up all the fossil fuels in the near future.

A. effective B. efficient C. natural D. alternative

47. We want to use solar energy, __________ it cannot be used on cloudy days.

A. but B. so C. because D. however

48. Are wind power ___________ solar power new kinds of energy for future use ?

A. and B. or C. with D. but

49. He is always broke, He can afford neither luxuries ________ basic necessities.

A. or B. nor C. and D. but

50. Her husband bought not only two energy-saving light bulbs but _______ one cheap washing machine last Sunday.

A. also B. too C. as well D. some

IV. Complete the sentence with the one word given below. One word can be used for more than one sentence: for/ up/ after/ on/ off/ away/ in

1. Who’s going to look ______ the children while you’re away?

2. “Turn ______ the TV for me, will you? I want to watch the cartoon.

3. She’s looked ______ her keys everywhere.

4. Turn ______ the radio. I’m working.

5. If we go ______ littering, the environment will become seriously polluted.

6. Don’t throw these newspapers ______.

7. Could you fill ______ this form?

8. Don’t wake the baby ______. Let him sleep.

9. Don’t believe her. She’s just made ______ the story.

10. Susan took ______ her coat and put it on the sofa.

V. Fill in the blanks with proper words, then answer the following questions.

Are you looking for a cheap, clean, (1) ________ source of power that doesn’t cause (2) ________ or waste natural resources? Look no further than solar (3) ________ from our Sun.

At present, most of our (4) ________ comes from the use of coal and gas, oil or (5) ________ power. This power could be provided by the Sun. one percent of the solar energy that reaches the Earth is enough to provide (6) ________ for the total population.

Many countries are already using solar energy. Solar (7) ________ are placed on the roofs of a house and the Sun’s energy is used to (8) water. The energy can be (9) ________ for a number of days, so on cloudy days you can use solar energy, too.

Sweden has an (10) ________ solar energy program. There, all buildings will be heated by solar energy and cars will use solar power instead of gas by the year 2015.

1) Is the solar energy an efficient source of power?

à ………………………………………………………………………………………………………….

2) Where are the solar panels placed?

à ………………………………………………………………………………………………………….

3) How long can the energy be stored?

à ………………………………………………………………………………………………………….

4) Is the solar energy used in Vietnam now?

à ………………………………………………………………………………………………………….

VI. Each sentence has a mistake indentify and correct it.

1. If only we had a bigger house we can invite our friends to stay.

2. It took me so many time to learn this lesson.

3. They listened to their teacher carefully, as they understood the lesson easily.

4. The boy broke the window when he is playing football with his friends.

5. Peter and John plays badminton every Saturday with Maria and me.

6. She wishes he will stop interrupting her whenever she speaks.

7. Digital flat televisions are too expensive for we to buy at this time.

8. I haven’t seen my grandparents since a quarter of a year

9. Your friends went to your native village last weekend, weren’t they?

10. Nam asked Mai what he can do to help her.

VII- Finish the second sentences so that it has the same meaning with the first one :

1. She planted that tree five years ago.

à That tree..................................................................................................................................

2. My family has someone water the roses every day.

à My family has the...................................................................................................................

3. He’s going to have his room redecorated with some new furniture.

à He’s going to ask....................................................................................................................

4. Shall we use gas instead of burning coal?

à I suggest..................................................................................................................................

5. Tom failed the exam because of his laziness.

à Because Tom..........................................................................................................................

6. I hope to see you at Christmas.

à I’m_{……………………………………………………………………………………………………………….………………………..}

7. Laurence last saw his sister when she left from Japan.

à Laurence ‘s_{……………………………………………………………………………………………………………….…………}

8. Do you spend two hours surfing the web every evening?

à Does it _{……………………………………………………………………………………………………………….……………….}

9. I think it is the better to wait for the next bus.

à I suggest_{……………………………………………………………………………………………………………….………………}

10. People have used the Internet all over the world.

à The Internet_{………………………………………………………………………………………………………………………….}
VIII. Put in the correct word forms.

1. There has been a……………………….. (reduce) of 10% in the amount of the money available for buying the new books.

2. The alpine ………………….(land) is very dramatic.

3. Women who are slimming can never enjoy a meal without being afraid of …………………… (organize) their diet.

4. She always listens ………………………(attention) to what she is told.

5. He was……………………… (information) of the consequences in advance.

6. The professor explained his ideas with great ……………………(clear)

7. The cost of the………………………. (carry) must be repaired by the buyer.

8. His health was seriously affected and he suffered from constantly……………… (sleep).

9. In ancient Greece, the owl was a symbol of……………. (wise)

10. The judge told him it was………………… (responsible) to drink and drive, and banned him for a year.

mọi người ơi giúp mình vs đang gấp lắm ạ

Điền từ loại ạ

1. they live..............in a small village (happy)

2.you should spen your money and energy as.............as possible (economy)

3.you can buy waste...............made from this factory (produce)

4.this library is open to all..........(read)

5. air and water are............in our life (necessary)

6. my brother can repair electric .............very well (apply)

7. these..........will conserve the earth (innovate)

8. since the world's energy resources are limited,we must ............them (conservation)

9. we suggest.............the light bulb. it is broken (replacement)

10. to keep th air unpolluted, people ought to use...........energy to create electricity (sun)

UNIT 7. SAVING ENERGY.

TEST 1

I. Choose the word in each group that has the underlined part pronounced differently from the rest.

1. A. compare B. area C. many D. stamp

2. A. model B. solid C. solar D. profitable

3. A. bulb B. consumer C. plumber D. luxury

4. A. chopstick B. scheme C. champagne D. chair

5. A. recent B. efficient C. faucet D. receive

II. Choose the words that has a different stress pattern from the others.

1. A. account B. compare C. conserve D. chopstick

2. A. faucet B. hobby C. household D. install

3. A. communicate B. effectively C. efficiency D. innovation

4. A. innovation B. separation C. installation D. environment

5. A. economic B. limitation C. reputation D. infrastructure

III. Choose the best answer to complete these following sentences.

1.We decided not to go out for meal _________ we were too tired.

A but B. because C. so D. and

2.My shoes are dirty. I’d better take them ________before I come in.

A. aways B. up C. on D. off

3.If you want to save money, you should ________he amount of water your family uses.

A. increase B. reduce C. adapt D. repair

4.Who is going to __________ your children when you’re at work?

A. look for B. look up C. look after D. look out

5.Mary’s eyes are weak, __________, she has to wear glasses.

A. but B. however C. and D. therefore

6.If there is a mechanical problem, we suggest _________ the manufacturer directly.

A. contact B. contacting C. to contact D. be contacted

7.Our energy will soon come to an end if we don’t__________ it.

A. use B. save C. spend D. take

8.The children like to put ___________- nice clothes when they go out.

A. in B. off C. into D. on

9.I like bananas, __________my brother doesn’t.

A. because B. but C. and D. even though

10.Please turn __________ the gas. I want to cook my lunch.

A. over B. on C. in D. over

11.He is tired ________ he stayed up late watching TV.

A. so B. because C. but D. and

12.Her parents saw her _________ at the railway station.

A. in B. for C. up D. off

13.Can you turn ................ the light? It's too dark.

A. on B. off C. in D. for

14. What are you looking ..................... ? .My picture book. I've lost it.

A. for B. off C. in D. on

15. There are ............ saving methods and inventions to use solar energy.

A. energy B. energize C. energetic D. energetics

16. I had to pay much money this month for the international………………..

A. calls B. calling C. W call D. called

17. A new air-conditioner will be ................... this morning.

A. installed B. to install C. installing D. to install

18. Scientists are looking for an ..................... way to reduce energy consumption.

A. effective B. affection C. effect D. effectively

19. We can ______ easily in the daylight.

A. read B. to read C. reading D. readed

20. She won’t take all these suitcases______ she likes to travel light .

A. because B. but C. so D. therefore

21.They are completely short of water now. A number of people have died because of this____

A. shortage B. short C. shorten D. shortly

22. She is very tired. ______,she has to finish her homework.

A. however B. so C. and D. moreover

23. Is he an actor ______ singer?

A. or B. and C. with D. so

24. He’s tired ______ he took a rest before continuing the work.

A. so B. and C. but D. if

25. She forgot ______ off the gas before going out.

A. turning B. turn C. to turn D. turned

26. I suggest ______ money for the poor people in our neighborhood.

A. saving B. to save C. save D. saved

27. Who looks ______ your children when you are away from home?

A. after B. at C. for D. to

29. We decided not to go out for meal ______ we were too tired.

A. but B. because C. so D. and

30. My shoes are dirty. I’d better take them ______ I come in.

A. away B. up C. on D. off

31. If you want to save money, you should ______. the amount of water your family uses.

A. increase B. reduce C. adapt D. prepair

32. In order to save electricity, an ordinary 100-watt light bulb can be replaced by ______.

A. a 1000-watt light B. a lamp C. an electric bulb D. an energy-saving bulb

33. Who is going to ______ your children when you’re at work?

A. look for B. look up C. look after D. look out

34. Mary’s eyes are weak, …… , she has to wear glasses.

A. but B. however C. and D. therefore

35. If there is a mechanical problem, we suggest ……. the manufacturer directly.

A. contact B. to contact C. contacting D. be contacted

36. ……. put on the guests on the first floor?

A. Why don’t we B. I suggest C. How about D. Let’s

37. My mother has just bought a house _______________ is full of roses.

A. whose garden B. the garden C. the garden of it D. the garden whose

38: Today young generation is still fond ……………….wearing jeans.

A.about B.with C.of D.on

39. Lan dropped his watch when he was...............the bus .

A.turning off B. getting off C.taking off D.going off

40. I’ll bring a raincoat.......................it rains

A.so B.in case C.but D.since

41. They sell jeans…………the world.

A.over all B. all over C. at over D. over at

42. A new bridge is going ………….built in this area .

A.be B.to be C. be to D. to have

43. Many students go there on weekends to have a rest after a ……week.

A.working hard B.hardly C.hard working D.worked

44. They have _____ been here.

A. next week B. already C. yesterday D. tomorrow

45. Would you please _____ me where the post office is?

A. say B. explain C. point D. tell

46. My uncle _____ Paris two or three times.

A. is visiting B. has visited C. was visiting D. often visits

47. _____ breakfast?

A. Did you have just B. Are you just having

C. Have you just had D. Do you just have

48. Have you ever been _____ New York, Jack?

A. at B. for C. to D. by

49. Tom has had flu for the last three says. He _____ now.

A. has seen the doctor B. is seeing the doctor

C. sees the doctor D. was seeing the doctor

50. My father has gone to Can Tho _____ business.

A. for B. on C. by D. because

IV. Each sentence has a mistake find and correct it.

1. I wish I can go to the cinema with you tonight.

2. He asked me if I know that man over there.

3. We are used to live next door to each other at one time.

4. Printing was invented by the Chinese.

5. There was little traffic, so the journey didn’t take very long.

6. The number of the books in the library has risen to over five million.

7. If I had his phone number here, I will give it to you immediately.

8. My aunt has begun taught English for twenty years.

9. He became interest in reading while he was working in the city library.

10. My father has retired three years ago and he is now living on his pension.

V- Read the following passage. Put a circle round the letter of the correct word or words to use in each blank.

When the man first learns how to make a fire, he began to use fuel for the first time. The first fuel he used was probably wood. As time passed man eventually discovered that substances such as coal and oil (1) __________.

Coal (2) _________ very widely as a source of energy until the end of the 19th century. With the coming of the industrial revolution, it was soon realized that production (3) _________if coal was used instead of wood. Nowadays, many of the huge factories and electricity generating stations (4) _________ to function if there was no coal.

In the last forty or fifty years, however, the use of coal (5) _________ as a result, there have been changes in the coal industry. It (6) _________ that more people (7) _________ coal if oil and gas were not readily available.

There is mote than enough coal in the world for man’s needs for the next two hundred years if our use of coal (8) _________ Unfortunately, however, about half of the world’s coal (9) _________ Mining much of it (10) _________ very expensive even if it was possible to use new equipment.

1. A- are burning B- would burn C- have burn D- were burnt

2. A- nit used B- did not use C- not using D- was not used

3. A- doubles B- had doubled C- will double D- would double

4. A- were unable B- would be unable C- will be unable D- are unable

5. A- has declined B- will decline C- declines D- would decline

6. A- believed B- is believing C- believing D- is believed

7. A- would use B- used C- use D- will use

8. A- did not increase B- would not increase

C- does not increase D- may not increase

9. A- would never use B- may never be used

C- may never use D- would never be used

10. A- was B- used to be C- would be D- has been

VI. Rewrite these following sentences into conditional Sentences

1. They don’t behave themselves so their parents are not happy about that.

→ If _{……………………………………………………………………………………………………………….……………………….}

2. She didn’t say sorry so he was angry.

→ If _{……………………………………………………………………………………………………………….……………………….}

3. I am not a rich businessman and I can’t afford to buy an expensive car.

→ If _{……………………………………………………………………………………………………………….……………………….}

4. It rained last night so I didn’t go to the barbecue.

→ If _{……………………………………………………………………………………………………………….……………………….}

5. My parents do not allow me to go, so I have to stay at home.

→ If _{……………………………………………………………………………………………………………….……………………….}

6. She doesn’t pay attention to her cooking so the food is horrible.

→ If _{……………………………………………………………………………………………………………….……………………….}

7. The weather was very nice so we didn’t go camping.

→ If _{……………………………………………………………………………………………………………….……………………….}

8. The computer broke down and I had to stop my work.

→ If _{……………………………………………………………………………………………………………….……………………….}

9. She loves him so she forgives him easily.

→ If _{……………………………………………………………………………………………………………….……………………….}

10. He was angry so I didn’t say anything.

→ If _{……………………………………………………………………………………………………………….……………………….}

VII- Fill in the blank space with the correct from of the words in parentheses :

1. They live............................................... in a small village. (Happy)

2. You should spend your money and energy as.......................... as possible. (Economy)

3. You can buy waste ........................... made from this factory. (Produce)

4. This library is open to all..................................................... . (Read)

5. Air and water are...................................... in our life. (Necessary)

6. My brother can repair electric................................ very well. (Apply)

7. These .............................. will conserve the earth. (Innovate)

8. Since the world’s energy resources are limited, we must ................ them. (Conservation)

9. We suggest ........................... the light bulb. It is broken. (Replacement)

10. To keep the air unpolluted, people ought to use .................energy to create electricity. (Sun)

VIII- Join each of the following pairs of sentences with “or, and, but, so or because”

1. I told a joke. Nobody laughed.

.......................................................................................................................................................

2. You must study harder. You will go into another class.

.......................................................................................................................................................

3. The city suffers from air pollution. The city suffers from water pollution.

.......................................................................................................................................................

4. I knew her family. I did what I could for her.

.......................................................................................................................................................

5. We can’t afford energy-saving light bulbs. The light bulbs are too expensive.

.......................................................................................................................................................

IX. Put the verbs in the right tense or form

1. If he (learn) ____________ to drive, he would be able to drive his car.

2. They will lose their way if they (not have) _____________ a map.

3. If the students (attend) _________ Quang Trung school, they have to wear uniform.

4. Frogs and toads (die) __________ a lot if people continue to use electricity to catch fish.

5. If Lan (not have) __________ a bicycle, she will not go camping with us.

6. His father would buy that house if it (not be) ______________ expensive.

7. If students do not throw plastic bags anymore, our school yard (clean) ___________.

8. I would do the test in five minutes if it (not be) _____________ difficult

I: Read the pasage and answer the questions:

Nylon was invented in the early 1930s by an American chemist, Julian Hill. Other scientists worked with his invention and finally on 27 October 1938, nylon was introduced to the world. It was cheap and strong and immediately became successful, especially in the making of ladies’ stockings.
During the Second World War, the best present for many women was a pair of nylon stockings, but more importantly, it was used to make parachutes and tyres. Today, nylon is found in many things: carpets, ropes, seat belts, furniture, computers, and even spare parts of human body. It has played an important part in our lives for over 50 years. Next year, about 36 million tons of it will be manufactured.

1. Who iss Julian Hill ?

2. When ứa nylon first introduced to the world ?

3. What do they use nylon for ?

4. What is 'it' in the last sentence replaced for?

Topic 2: Saving energy

1. What should we do to save our energy?

2. what shouid we do to reduce the amount of money our family pay for bills of electricity, gas, water?

Complete the second sentence so that it has similar meaning to the first one.

54. The movie was very bad. I couldn’t see it.

- The movie was not …………………………………………….. .

55. “Shut the door but don’t lock it”, he said to us.

- He told ………………………………………………………. .

56. The garage is going to repair our car next week.

We are going ...................................................................

57. In spite of his intelligence, he doesn’t do well at school.

- Although ……………………………………………………………….. .

58. You must see the headmaster.

- You’ve …………………………………………………………………. .

59.Remember to check your flight numbers.

Don’t ...............................................................................

60.It was such bad news that Helen burst into tears.

The news ........................................................................

viết một đoạn văn bằng tiếng anh nói về tiết kiệm năng lượng

The river in front of your school is being polluted.Write a letter to the local authorities to complain about it.You can use the following suggestions

_pollution/affect the river/your school

_In the past/the river/wide,pleasant,elegant

_Now/dying/beacause/pollution.

_People/throw rubbish/waste/into river

_Small fish die/bad smell affect people's health

_Something be done/stop people/pollute the river

What should you do to redece garbage?