Complete the following sentences with the correct form of the worlds in parentheses 1. These statistics are not very (...

Unit 10 : Recycling

Bạn chưa đăng nhập. Vui lòng đăng nhập để hỏi bài

Manh Phu

23 tháng 1 2018 lúc 21:35

Complete the following sentences with the correct form of the worlds in parentheses

1. These statistics are not very ( mean ) _____________

2. She's been working there since the ( begin) __________ of last summer

3. Modern computer can ( organ) __________large amounts of data very quickly

4. The talk was both ( inform) ___________and entertaining

5. There are some obvious (practice) _________ application of the research

6. He was taken to the police station for (question) _______

7. A ( collect) ________fram is a large frame, or a group of frame, owner by the government and run by a group of people

8. He's (wonder) _________fit for his age

9. Remove dead leaves to encourage new ( grow) __________

10. The explosion (complete) ___________destroyed the building

Lớp 8 Tiếng anh Unit 10 : Recycling

BTS >3

23 tháng 1 2018 lúc 21:58

1. These statistics are not very (mean) ……meaningful… .

2. She’s been working there since the (begin) …beginning...of last summer.

3. Modern computers can (organ) ……organize……..large amounts of data very quickly.

4. The talk was both (inform) …informal….and entertaining.

5. There are some obvious (practice)...practical….applications of the research.

6.He was taken to the police station for(question)..questioning….

7. A (collect) ………collective…………..farm is a large farm, or a group of farms, owned by the government and run by a group of people.

8. He’s (wonder) ……wonderful….fit for his age.

9. Remove dead leaves to encourage new (grow)...growing....

10. The explosion (complete)……completely……..destroyed the building.

Đúng 1

Bình luận (0)

Xuân Dinh

23 tháng 1 2018 lúc 22:10

Complete the following sentences with the correct form of the worlds in parentheses

1. These statistics are not very ( mean ) ____meaningful _________

2. She's been working there since the ( begin) ___beginning _______ of last summer

3. Modern computer can ( organ) ____organize ______large amounts of data very quickly

4. The talk was both ( inform) ______informal _____and entertaining

5. There are some obvious (practice) _____practical ____ application of the research

6. He was taken to the police station for (question) __questionnaire _____

7. A ( collect) __collective ______fram is a large frame, or a group of frame, owner by the government and run by a group of people

8. He's (wonder) ____wonderful _____fit for his age

9. Remove dead leaves to encourage new ( grow) ____growth ______

10. The explosion (complete) ____completely _______destroyed the building

Đúng 0

Bình luận (0)

Các câu hỏi tương tự

Aiko Mi

14 tháng 2 2017 lúc 14:50

IComplete the following sentences with the correct form of the words in parentheses. 1. These statistics are not very (mean) ________________. 2. She’s been working there since the (begin) ________________ of last summer. 3. Modern computers can (organ) ________________ large amounts of data very quickly. 4. The talk was both (inform) ________________and entertaining. 5. There are some obvious (practice) ________________applications of the research. 6. He was taken to the police station for (que...

Đọc tiếp

IComplete the following sentences with the correct form of the words in parentheses.
1. These statistics are not very (mean) ________________.
2. She’s been working there since the (begin) ________________ of last summer.
3. Modern computers can (organ) ________________ large amounts of data very quickly.
4. The talk was both (inform) ________________and entertaining.
5. There are some obvious (practice) ________________applications of the research.
6. He was taken to the police station for (question) ________________.
7. A (collect) ________________ farm is a large farm, or a group of farms, owned by the government and run by a group of people.
8. He’s (wonder) ________________fit for his age.
9. Remove dead leaves to encourage new (grow) ________________.
10. The explosion (complete) ________________ destroyed the building.
IIComplete the sentences using one of these verbs in the correct form.
-write- translate- cause- damage- hold- include- invite- make- overtake- show- bear-
1. A lot of accidents ________________ by careless drivers.
2. Do you know that cheese ________________ from milk?
3. The roof of that house ________________ in a storm a week ago.
4. There’s no need to leave a trip. Service ________________ in the bill. Don’t you see it?
5. Khanh and you ________________ to the party. Why didn’t you go?
6. People know that a cinema is a place where films ________________.
7. It’s said that in France, elections for President ________________ every four years.
8. Originally these books ________________ in Chinese and a few years ago they ________________ into Vietnamese.
9. They were driving along quite fast but they ________________ by many other cars.
10. All of us know that Uncle Ho ________________ in Nam Dan, Nghe An in 1890.
IIISupply the correct prepositions.
1. The workers can’t make ________their minds yet.
2. Nam, let’s go somewhere ________a drink!
3. Her mother wants to go ________a trip to Paris.
4. Wine and beer aren’t good ________you.
5. Are you sure ________your plan, Minh?
6. Their aunt wants to stay ________home.
7. The boys are going ________the school canteen, aren’t they?
8. The girl would like to buy a bar ________ chocolate.
9. You’ll be late ________the meeting if you don’t go to bed soon.
10. We aren’t afraid ________ snakes and spiders.

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

Trần Thị Thùy Dương

8 tháng 3 2018 lúc 15:03

Ex 1 : Complete the second sentence so that it has the same meaning to the first . 1.We must pay the bill at once. The bill ...................... 2. Many people in the world speak English English .................. 3. Working in those conditions is impossible Its ....................... 4. I will repair your bicycle tomorrow afternoon. Your bicycle .......................... 5. Dont throw things away Miss Linda said to the students Miss Linda asked ............ 6.Penicillin can cure...

Đọc tiếp

Ex 1 : Complete the second sentence so that it has the same meaning to the first .

1.We must pay the bill at once.

The bill ......................

2. Many people in the world speak English

English ..................

3. Working in those conditions is impossible

It's .......................

4. I will repair your bicycle tomorrow afternoon.

Your bicycle ..........................

5. "Don't throw things away" Miss Linda said to the students

Miss Linda asked ............

6.Penicillin can cure many dangerous diseases

Many ....................

7. Does your country export rice to Britan ?

Is .......................

8. I was very delighted that I passed the final exams

I was very delighted ...........

Ex 2 : Use the correct form of the words in brackets

1 . Reduce means not buying products which are ............. (overpackage)

2.Linda is one of the .......... form Friends of the Earth . (represents)

3 . The country 's ............ resources include forests , coal and oil .(nature)

4. Waste paper can be ............ after being recycling .(use)

5 . It's ................ to cross the avenue . (danger)

6 . Compost is a wonderful ............... . It helps plants grow .(fertilize)

7. Share your ............. story with our readers ! (recycle)

8. Air is a ................ of gases .(mix)

Ex 3 : Complete the passage , using the correct form or tense of the verbs in brackets

Nowadays , a lot of important inventions (1) ............. (carry out) by scientists (2)............ (work) for large industrial firms . However, there (3) .......... (be) still opportunities for other people (4) ............ (invent) various things . In Britan , there is a weekly TV program which (5) ................ (attempt ) to show all the devices which people (6) ................... (invent) recently . The people (7) .............. (organize) the program receive information about 700 inventions per year . New ideas can (8) ............. (develop) by private inventors . However , it is important (9) ............. (consider ) these questions : Will it work ? Will it (10) ............ (want) ? It is new?

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

Quỳnh Mai

25 tháng 7 2018 lúc 11:34

VII - Use the correct form of the words in brackets. 1. This novel is not (represent) of all his works. 2. The outbreak of the flu epidemic resulted in a sharp (reduce) in the number of tourists. 3. Recycling programs have helped to solve some of the (environment) problems. 4. These plants grow well in (fertilize) soil by the river. 5. This book is very interesting; it contains lots of (use) information. 6. The river has been used for many years as an (industry) waste dump. 7. All of the...

Đọc tiếp

VII - Use the correct form of the words in brackets.

1. This novel is not (represent) of all his works.

2. The outbreak of the flu epidemic resulted in a sharp (reduce) in the number of tourists.

3. Recycling programs have helped to solve some of the (environment) problems.

4. These plants grow well in (fertilize) soil by the river.

5. This book is very interesting; it contains lots of (use) information.

6. The river has been used for many years as an (industry) waste dump.

7. All of the students in my class elected Huong as our (represent).

8. The silence and of the house made the children (empty) feel frightened.

9. Farmers use different kinds of (fertilize) to enrich the soil.

10. We are very surprised at the speed of the (industrial) of the city.

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

Aiko Mi

14 tháng 2 2017 lúc 14:45

I Put the verb into the correct form, present continuous or present simple. 1. It’s known that air (consist) ________________mainly of nitrogen and oxygen. 2. Minh used to drink a lot of milk but today she (prefer) ________________tea. 3. We (think) ________________ it necessary for you to sell your car. You (not/use) ________________ it very often. 4. His brother (think) ________________of selling his motor. Would you be interested in buying it? 5. He told her his name but she (not/remembe...

Đọc tiếp

I Put the verb into the correct form, present continuous or present simple. 1. It’s known that air (consist) ________________mainly of nitrogen and oxygen. 2. Minh used to drink a lot of milk but today she (prefer) ________________tea. 3. We (think) ________________ it necessary for you to sell your car. You (not/use) ________________ it very often. 4. His brother (think) ________________of selling his motor. Would you be interested in buying it? 5. He told her his name but she (not/remember) _____________________ now. 6. Duy says he’s 60 years old now but no one (believe) ________________him. 7. Who is the man over there? Why _______he (look) ________________ at me? 8. Who is the girl sitting on that bench? What (she/want) ________________? 9. Are you thirsty? _________you (want) ________________ something to drink? 10. Kaka is interested in politics but he (not/ belong) ________________ to a political party. IISupply the correct form of the verbs in parentheses. 1. There has been some (reduce) ________________in unemployment. 2. The child is the (produce) ________________of a broken home. 3. Flowers are often (fertile) ________________by bees as they gather nectar. 4. He was the Queen’s (represent) ________________at the ceremony. 5. Workers should wear full (protect) ________________clothing. 6. His father is an (environment ) ________________health officer. 7. A (nature) ________________is a person who studies animals, plants, birds, and other living things. 8. He got into (difficult) ________________while swimming and had to be rescued. 9. A service was held in (remember) ________________ of local soldiers killed in the war. 10. I can’t think of any possible (explain) ________________ for his absence.

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

Annie Howard

5 tháng 4 2020 lúc 13:30

giúp em với ạ. em cảm ơn nhiều lắm. I. Change these sentences to the passive voice : 1. Janet gave Mary and her little cousin two teddy bears on their birthday by coincidence. 2. Pollution and chemicals from the factories have been polluting the environment....

Đọc tiếp

giúp em với ạ. em cảm ơn nhiều lắm.

I. Change these sentences to the passive voice :

1. Janet gave Mary and her little cousin two teddy bears on their birthday by coincidence.

2. Pollution and chemicals from the factories have been polluting the environment.

3. Mr. Jones has just sold the old house at the end of the road.

4. They are building a ring road in the other side of the city.

5. The city dwellers mustn’t throw rubbish very carelessly

6. You should keep these flowers in a warm sunny place.

7. The committee will have to change the day of the meeting again.

8. Many people speak English all over the world.

9. A businessman will buy many houses in that area next year.

10. The reporter is interviewing the eight-form students at the moment.

11. They have kept these boxes of chocolates for three weeks.

12. Our teacher corrects our homework on the blackboard every day.

13. The workers will build a supermarket beside the school next year.

II. Read these following passages and choose the best answers :

Paper is everywhere. We use it for homework, moneys, books, letters and greeting cards. We print the news (1) _______ on newspaper. Without paper, our lives (2) ________ completely different. .The principal ingredient in paper is wood pulp. There are also other kinds of paper made from rice, cotton, corn and other plants. Paper from wood pulp is the most common . Because paper is made from wood, (3) ___________ are becoming concerned that too many trees are being cut down every year in order to produce paper. Trees are an important part of the environment. Some companies are using old paper instead of new wood pulp to make paper. This is called recycling. Recycling paper helps the number of trees that are used every year. Many people also try to use (4) ____________ paper in their daily lives. They keep sheets with (5) __________ page for drafting. They have a separate wastebasket for waste paper. Then this paper is collected (6) __________. Whether we use little or a lot, paper has an important place in our lives.

1. A. today B. every day C. tomorrow D. nowadays

2. A. are B. were C. would be D. will be

3. A. environmentalists B. plumbers C. teachers D. consumers

4. A. much B. a lot of C. little D. less

5. A. one-side printed B. printing one-side C. printing-single D. single-printed

6. A. to recycle B. in order to recycle C. to be recycled D. for being recycled

III. Fill in each blank of with ONE suitable word :

Plastics are more difficult to (1) _____________ than metal, paper or glass. For effective recycling, the other types cannot be mixed. Plastics can be (2) ____________ into cafeteria trays, combs and other items. Glass containers are (3) ____________ most commonly recycled form of glass and their colors are clear, brown and green. The recycled glass is (4) ____________ at high temperature and formed into new products.

Paper (5) _____________ such as cardboard containers, wrapping paper and office paper can be recycled. The most

commonly recycled paper is newsprint. In newspaper recycling, old newspaper are (6) ____________. The paper is

first (7) _____________ with hot water and turned into pulp in a machine. This machine (8) _____________ like a big

kitchen blender. The pulp then goes to a large container. The ink rises to the surface and is taken (9) ____________ from

the pulp. The cleaned pulp is mixed with new wood pulp to be (10) _____________ into paper again.

I. Rewrite each of these sentences, keeping the meaning unchanged :

1. Customers have to pay the bill at once before leaving the restaurant.

-> The bill

2. Many people speak English as a second language over the world.

-> English

3. Working in those conditions is impossible for me.

-> It’s

-> I

4. I will repair your bicycle tomorrow afternoon.

-> Your

5. “Don’t throw things away”, Miss Blake said to the students.

-> Miss Blake

6. Penicillin can cure many dangerous diseases.

-> Many

7. Does your country export rice to Britain ?

-> Is rice

8. She’s very pleased to see her grandparents soon.

-> She is looking

9. We find it difficult to answer this question.

-> This question

-> We have

10. I was very delighted that I passed the entrance exam.

-> I was very delighted

11. No one has opened that box for the last hundred years.

-> That box

12. My parents sent me a lot of toys on my 1^st birthday,

-> I

-> I was

-> A

13. These women used to wear long dresses.

-> Long

14. People rumor that the King was afraid of his wife.

-> The King

-> It is

15 Teachers made their students work very hard in exam time.

-> Students

16. As a representative from my class, I would like to discuss about this problem.

-> On

17. Children like walking in the rain.

-> (INTERESTED)

-> (ENJOY)

-> (EXCITED)

-> (FOND)

-> (FASCINATED)

18. Turn off all the lights before leaving the room.

-> All the

19. There were a lot of people at the discotheque.

-> The discotheque

20. I have never known that man before.

-> That man

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

Yến Nhi Trần

9 tháng 4 2020 lúc 7:15

TEST FOR UNIT 10 I. Change these sentences into passive voice: 1. People use milk for making butter and cheese. Milk 2. The milkman brings bottles of milk to houses. Bottles of 3. Careless driver causes many accidents. Many accidents 4. People speak English all over the world. English 5. They don’t use this house very often. This house 6. Do they teach French in this school? Is 7. Somebody will clean the floor tonight. The floor 8. You mustn’t open this parcel until Christmas...

Đọc tiếp

TEST FOR UNIT 10

I. Change these sentences into passive voice:

1. People use milk for making butter and cheese.

Milk

2. The milkman brings bottles of milk to houses.

Bottles of

3. Careless driver causes many accidents.

Many accidents

4. People speak English all over the world.

English

5. They don’t use this house very often.

This house

6. Do they teach French in this school?

7. Somebody will clean the floor tonight.

The floor

8. You mustn’t open this parcel until Christmas Day.

This parcel

9. We can use the garbage to make fertilizer.

The garbage

10. Alexander Graham Bell invented the telephone.

The telephone

II. Give the correct form of the words in the brackets:

1. Reduce means not buying products which are ________________. (overpackage)

2. Linda is one of the ________________ from Friends of the Earth. (represent)

3. The country’s ________________ resources include forests, coal and oil. (nature)

4. It’s ________________ to across the avenue. (danger)

5. They are taking part in the ________________ program of the school. (recycle)

6. Compost is a wonderful ________________. It helps plants grow. (fertilize)

7. Share your _______________ (recycle) story with our _______________ (read).

8. Air is a ________________ of gases. (mix)

9. Companies are encouraging people to buy more by ______________the prices of their product.

(reduce)

10. The money should be more ______________spent on the recycling plan. (use)

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

trần minh anh

17 tháng 12 2018 lúc 12:02

Hãy ghép những cặp câu sau theo cách hợp lí nhất. 1.I was very happy.I received your letter this morning. 2.The factory is producing more and more pollution.We are afraid. 3.Using unleaded petrol has a lot of advantages.I am sure. 4.They burned the plastic waste.Its not good. 5.He didnt pass the driving test.He was very sad. 6.You have paid attention to recycling.He is delighted. 7.The local authorities will investigate their company about treating waste.They are not pleased. 8.She is ve...

Đọc tiếp

Hãy ghép những cặp câu sau theo cách hợp lí nhất.

1.I was very happy.I received your letter this morning.

2.The factory is producing more and more pollution.We are afraid.

3.Using unleaded petrol has a lot of advantages.I am sure.

4.They burned the plastic waste.It's not good.

5.He didn't pass the driving test.He was very sad.

6.You have paid attention to recycling.He is delighted.

7.The local authorities will investigate their company about treating waste.They are not pleased.

8.She is very glad.She becomes a member of the group '' Friend of the Earth''.

9.He won the first prize in the environmental protection contest.We were surprised.

10.He jumped into the river to save the child.It was brave of him.

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

Aiko Mi

14 tháng 2 2017 lúc 14:52

IPut these words in their correct order to make meaningful sentences. 1. please / magazine / your / you / Would / me / lend / fashion/ ?  2. white/ would / Her / a / coffee / brother / like / cup / of /.  3. some / I / juice / have / may / more / orange ?  4. teachers /to / carefully / students/ their / The / should / listen.  5. get / by /o’clock/ sure / home / to / back/ ten / Make.  6. wash / your / you / Remember / to / meals / hands / to / have / before.  7. family / go / Where/ you...

Đọc tiếp

IPut these words in their correct order to make meaningful sentences.
1. please / magazine / your / you / Would / me / lend / fashion/ ?

2. white/ would / Her / a / coffee / brother / like / cup / of /.

3. some / I / juice / have / may / more / orange ?

4. teachers /to / carefully / students/ their / The / should / listen.

5. get / by /o’clock/ sure / home / to / back/ ten / Make.

6. wash / your / you / Remember / to / meals / hands / to / have / before.

7. family / go / Where/ you / picnic / your / for / the / did / a /and / ?

8. cinema / boy / often / the little / does / go / How / to / the ?

9. his / mother / him / His / gift / birthday / bought / sixteenth / for / that / on.

10. to / too / box / The / lift / woman / a / is / such / weak / big.

IIChange these sentences into Passive voice.
1. Somebody has cleaned the room.
2. They have postponed the correct.
3. They’re building a new road round the city.
4. We’re going to hold a party this weekend.
5. Sir Thomas gave the package to Henry yesterday.
6. People believe that Long is still alive.
7. You should have your uncle mend the ball.
8. His fans call him Bati Goal.
9. I haven’t finished the task yet.
10. She’ll solve the problem soon.
IIIWrite these sentences as directed.
1. It is expectedthat the strike will end soon.
The strike .
2. It is expectedthat the weather will be good tomorrow.
The weather is
3. It’s believedthat the thieves get in through the kitchen window.
The thieves
4. It is reportedthat many people are homeless after the floods.
Many people
5. It is thought that the prisoner escapes by climbing over a wall.
The prisoner
6. It is alleged that the man drives through the town at 90 miles an hour. (suppose)
The man is
7. It is reportedthat the building has been badly damaged by fire.
The building
8. It is saidthat the company is losing a lot of money.
The company
9. It is believe that the company get a lot of money.
The company
10. It is expectedthat the company will lose money this year.
The company .
IVFind out and correct one mistake in each of the sentences.
1. It doesn’t look secondly-hand, it looks brand-new.
2. And the wine… it tastes sweetly, and I ask for dry!
3. No, it sounds perfectly… it sounds better than mine.
4. Yes, it smells terrifically. What kind is it?
5. I find it hardly to live on my salary.
6. The novel was interesting enough for I to read it many times.
7. This raincoat is too small for her to wear it.
8. The box was so heavily that the child couldn’t carry.
9. They said that Hanh and Nguyen is falling on love.
10. They reported to live in Vietnam.

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

Aiko Mi

23 tháng 2 2017 lúc 13:14

II. Rewrite these sentences : 1. They say that she is the best singer in this town. She 2. They believe he will be the winner. It 3. People think that Tom stole food in the supermarket 3 days ago. Tom 4. Someone reported that the situation was under control. The situation 5. It is said that she works 16 hours a day. She 6. Someone thinks that the company is planning a new advertising campaign. The company 7. Everyone expects that the soap opera will end next year. It 8. It is all...

Đọc tiếp

II. Rewrite these sentences :

1. They say that she is the best singer in this town.

She

2. They believe he will be the winner.

3. People think that Tom stole food in the supermarket 3 days ago.

Tom

4. Someone reported that the situation was under control.

The situation

5. It is said that she works 16 hours a day.

She

6. Someone thinks that the company is planning a new advertising campaign.

The company

7. Everyone expects that the soap opera will end next year.

It

8. It is alleged that the man drove through the town at 90 miles an hour.

The man

9. Someone believed that the President had suffered a heart attack.

The president

10. They think that the prisoners escaped by climbing over the wall.

The prisoners

11. It is reported that the buildings have been badly damaged by fire.

The buildings

12. It is reported that many people are homeless after the floods.

Many people

13. We all expected that Marta will pass the exam.

14. We knew that you are in town on the night of the crime.

You

15. People believe that he was killed by terrorists.

III. Change these sentences to the passive voice :

1. Our neighbor ought to paint the garage.

2. I have to return these books to the library.

3. Someone will pay you in ten days.

4. They chose him as the best actor of the year.

5. The cat has broken many bowls and dishes.

6. Clement Clarke Moore wrote the poem “A Visit form Saint Nicholas” in 1823.

7. Someone has already paid the electrician for his work.

7. The teacher always advises us to study harder on the second term.

8. People celebrate Tet round the last of January and the beginning of February.

9. They taught him French and gave him a dictionary.

10. Nguyen Hue School will hold an English-speaking Contest next month.

11. A man requested the stranger to leave the meeting.

12. They have eaten all the dinner since they finished the conversation.

20. Why didn’t they mend the roof before it fell in?

21. People said that the policeman soon died of cancer.

22. People think that we are using too much electricity.

23. Every year, Viet Nam exports millions of tons of rice.

24. Vietnamese people celebrate their Lunar New Year Festival around January and February.

25. Our teacher always advises us to study harder on the second term.

26. The Library of Congress in the USA employs over 5000 employees.

27. My mother is making “Special Chinese Fried Rice” in the kitchen now.

28. Mr. Tam is painting his pictures with his patience.

29. They are planning to see a new film called “Ghost of Georgia”.

30. They are broadcasting the World Cup soccer games all over the world.

31. Mary is cutting the cupcake with a sharp knife.

32. Bad weather has delayed flight 202 from Miami.

33. They have celebrated the Teacher’s Day largely since 1982.

34. Science and Technology have completely changed human’s life.

35. People have built this building of bricks, stones and cement.

36. Nga has typed the report about polluted environment for 2 hours.

37. Brothers Lazlo and George Biro invented the ballpoint pen.

38. The boy broke the window and took away some money.

39. Someone cut down the tree in the garden yesterday.

40. The artist painted a huge pictures to raise fund for the poor children.

41. Mai wrote some articles about the damage of 11th storm.

42. Someone was making coffee while I walked into the kitchen.

43. My father was fixing the electrical sockets at this time yesterday.

44. SJC Company was holding the meeting while it began to rain.

45. Mrs. Green was mending the ladder at ten yesterday.

46. The chief engineer was instructing all the workers of the plant.

47. Mr. Han is going to visit Hanoi on his work next week.

48. This company will organize an art exhibition next month.

Xem chi tiết

Lớp 8 Tiếng anh Unit 10 : Recycling

Unit 10 : Recycling

Khoá học trên OLM (olm.vn)

Khoá học trên OLM (olm.vn)

Unit 10 : Recycling

Câu hỏi

Khoá học trên OLM (olm.vn)

Khoá học trên OLM (olm.vn)