VII.  Choose the best answer.

1.Scientists are looking for an…….way to reduce energy consumption.(effect/effecting /effective/effectively)

2.I suggest ………money for the poor in our village. (save/to save/saving/saved)

3.  Solar energy doesn’t cause......... ( pollution/polluted/pollute/unpolluted)

4.  Who looks................... your children when you are away from home?(for /at /after /to)

5.  He shouted and looked.................. at me when I broke the vase.(angry/angrily/angrier/ angried)

6.  Everyone must take part in.............. deforestation.(to prevent/prevent/preventing/prevented)

7.  I’m very.......... that I will go to Dalat tomorrow.(excited/ excite /excitedly/ exciting)

8.  He is tired............ he stayed up late to watch TV.(so/but/and/because)

9.  If Ba................ rich, he would travel around the world( is/was/will be/were)

10.  We are saving money......... we want to buy a new house. (so/because/but/ and)

11.  Your teacher writes poems and stories,................ she? (don’t/won’t/didn’t/doesn’t)

12.  The car............. she has just bought is very modern( which/that/X/all are correct)

13.  My father has to go to work................ it is raining hard.( although/but/because/and)

14.  She doesn’t know the man.......... sent her this letter.( which/who/whom/whose)

15.  If you press that button, the alarm.............. (will ring/ringing/ring/would ring)

16…............ air is one of the many problems we have to solve.(pure/polluted/dust/pleasant)

17.  We haven't met since we..................... school. ( left/leave/have left/had left)

18.  Where......................... you go if you have a car ?( would/have/will/did)

19.  Her family is aware of saving................ (energy/energize/energetic/energetically)

20.  I think we should use public transport instead............ motorbikes( by/with/of/for)

21.  He will be in America from Sun day............. Friday (at/on/to/in)

22.  You should reduce the............. of water your family use (number/amount/much/many)

23.  A.......... faucet can waste 500 liters of water a month ( drip/dripped/dripping)

24.  Lan is hungry............. she has not eaten all day (because/if/so/although)

25.  Ba is pleased............. his English is improving day by day ( so/though/that/but)

26.  Gases from factories and vehicles mainly cause air... ( pollute/pollution/polluted/unpolluted)

27.  I suggest that you........... study harder to please your parents ( may/might/should/could)

28.  Family members .........live a part try to be together at Tet ( who/whom/which/whose)

29.  That’s is very kind........ you ( in/at/for/of )

30.  She likes the full-moon festival........... happens in mid-Fall ( who/whom/when/which)

31.  I have no money......... I can’t buy my mother a present ( though/because/so/however)

32.  Nga,....... is standing over there is my best friend ( who/that/whom/whose)

33.  Sunday is a day............. so everybody is free from work or study ( on/of/in/off)

34.  I............. late for the meeting so don’t wait for me ( might/might be/should be/must be)

35.  He eats a lot............. , he is still thin ( and/or/although/however)

VII.  Choose the best answer.

1.Scientists are looking for an…….way to reduce energy consumption.(effect/effecting /effective/effectively)

2.I suggest ………money for the poor in our village. (save/to save/saving/saved)

3.  Solar energy doesn’t cause......... ( pollution/polluted/pollute/unpolluted)

4.  Who looks................... your children when you are away from home?(for /at /after /to)

5.  He shouted and looked.................. at me when I broke the vase.(angry/angrily/angrier/ angried)

6.  Everyone must take part in.............. deforestation.(to prevent/prevent/preventing/prevented)

7.  I’m very.......... that I will go to Dalat tomorrow.(excited/ excite /excitedly/ exciting)

8.  He is tired............ he stayed up late to watch TV.(so/but/and/because)

9.  If Ba................ rich, he would travel around the world( is/was/will be/were)

10.  We are saving money......... we want to buy a new house. (so/because/but/ and)

1.Scientists are looking for an…….way to reduce energy consumption.(effect/effecting /effective/effectively)

2.I suggest ………money for the poor in our village. (save/to save/saving/saved)

3.  Solar energy doesn’t cause....... ( pollution/polluted/pollute/unpolluted)

4.  Who looks.................. your children when you are away from home?(for /at /after /to)

5.  He shouted and looked............... at me when I broke the vase.(angry/angrily/angrier/ angried)

6.  Everyone must take part in............ deforestation.(to prevent/prevent/preventing/prevented)

7.  I’m very......... that I will go to Dalat tomorrow.(excited/ excite /excitedly/ exciting)

8.  He is tired........... he stayed up late to watch TV.(so/but/and/because)

9.  If Ba................ rich, he would travel around the world( is/was/will be/were)

10. We are saving money....... we want to buy a new house. (so/because/but/ and)

21. Scientists are looking for an ____ way to reduce energy consumption. (effect)
22.  I want to see the _____ of environment from the local authority. (protect)
23.  Solar energy is ____ by the sun. (provision) 
24. What can we do _____ energy? (conservation)
25. Kristen, remember to use energy more ______! (efficient)
26. She was _____ pleased that she passed the exam. (extreme) 
27. He is one of the best _____ in the world. (environment)
28. We can ____ the environment by reducing air _____(protection/pollute) 
29. It's _____ that he has overcome all difficulties. (wonder) 
30. want to see the _____  of environment from the local authority. (protect)
31. Scientists are looking for an ____ way to reduce energy _____ (consume)
32. There have been some __________ in unemployment. (reduce)
33. That lamp uses very little _______. (electric)

1. Scientists are looking for an………….. way to reduce energy consumption
A. effect B. effection C. effective D. effectively

2. We can………….. easily in the daylight.
A. to read B. reading C. readed D. read

3. She won't take all these suitcases………….. she likes to travel light.
A. so B. but C. because D. therefore

4. They are completely short of water now. A number of people have died because of this …
A. shortage B. short C. shorten D. shortly

5. What can we do to spend less………….. lighting?
A. in B. on C. about D. of

1)Most people have agreed that............................................must be banned. (forest)

2)Smoking is very...................................................to our health. (harm)

3)Man is.........................................destroying the Earth. (slow)

4)Scientists are looking for an effective way to....................................energy consumption. (reduction)

5)A lot of countries in the world are ready using.......................................energy. (sun)

6)It rained heavily. We were...............................................wet. (complete)

7)Can you tell me the reasons for........................................Mother's Day? (celebrate)

8)If we.................................................the water, we will have no fresh water to use. (pollution)

III. Complete the sentence with the correct form of the word in brackets. radio batteries and in are to produce

1. Food is a _________of life. (need)

2. I asked for a _________as the dress was damaged. (reduce)

3. There are a lot of technological ___________ designed to save energy. (innovate) .

4. We find advertising on television very__________ (effect)

5. I switched the light off to save __________(electric)

6. Energy__________includes searching for alternative fuels. (conserve)

7. Energy-saving bulbs help ____________save money. (consume)

8. She needed only one more stamp to complete her_________(collect)

9.___________ friendly energy sources include water and wind power. (environment)

10. People who exercise___________ are less likely to feel stress (regular)

VI . Give the correct form of the words given to complete the sentences :

1. Solar energy is renewable , ............ and clean . PLENTY

2. We should reduce the use of .......... at home . ELECTRICITY

3. Waves will be used as an ........... friendly source of energy . ENVIRONMENT

4. Solar power can be used to ............ or cool our house . HOT

5. There will be a ......... of energy in the near future . SHORT

6. Scientists are looking for clean and........ sources of energy. EFFECT

7. More renewable energy sources will be used to solve the problem of ........... POLLUTE