Complete the second sentence so that it has a similar meaning to the fierst

1. Ba can't speak English well

Ba wish he could speak English well.

2. They grow rice in tropical countries

Rice is grown in tropical countries.

3." I will go to my village next week " Mr. Nick said

Mr.Nick said he would go to his village the next week.

4.My father likes playing soccer every morning

My father is interested in playing soccer every morning.

5.She worked hard . She passed her exam

She worked hard so she passed her exam.

6.I don't have a new car

I wish I had a new car.

7. They will build a new supermarket here

A new supermarket will be built here.

8. I don't have a car

I wish I had a car.

9.People speak English all over the world

English is spoken English all over the world.

10. Keeping the environment clean is very important

It's very important to keep the environment clean.

11. Nam cleaned the room yesterday

The room was cleaned by Nam yesterday.

12. They have just built a new bridge in the area

A new bridge has just been built in the area.

13. How about going to the beach this weekend ?

Shall we go to the beach this weekend?

14. He had headache , but he still went to work

Although he had headache, he still went to work.

15.She started working as a secretary five years ago

She has worked as a secretary for five years.

I/Rewrite the sentences by using the words given
I/ They grow rice in tropical countries.
->Rice ....... is grown in tropical country................
2/ They have just introduced a new style of jeans in the USA
->A new style of jeans..has just been introduced in the USA...
3/ They made jean cloth completely from cotton in the 18th century
->Jean cloths............was made completely from cotton in the 18th century............
4/ They will produce five million bottles of champagne in France next year.
->Five million bottles of champagne............will be produced in France next year.............
5/ They have built two department stores this year.
->Two department stores... have been built this year....................
6/ You must do this exercise carefully
-> This exercise........must be done carefully................
7/ We can solve this problem.
->This problem...can be solved ......................
8/ People should stop experiments on animals.
->Experiments on animals ...should be stopped.......................
9/ We might find life on another planet.
->Life.......might be found on another planet...................
10/ We have to improve all the schools in the city.
->All the schools in the city......have to be improved. .................
11/ They are going to build a new bridge in the area.
->A new bridge.... is going to be built in the area. ....................
12/ They sell jeans all over the world.
->Jeans..are sold over the world......................
13/ They have found this pen in the bedroom.
->This pen .....has been found in the bedroom...................
14/ They bought their car in 2002
->Their car ..was bought in 2002.......................
15/ Mr. Brown has repaired the house.
->The house...has been repaired by Mr.Brown.......................
16/ They will redecorate my house next month.
->My house.....will be redecorated next month...................
17/ People can find a cure for cancer in the near future.
-> A cure for cancer...can be found in the near future.....................
18/ They held the 22nd Sea Games in Viet Nam in 2003.
->The 22 nd Sea Games......was held in VN..................
19/ We must finish the project on time.
-> The project...must be finished on time.....................
20/ We keep the information on our computer.
-> The information......is kept on our computer..................

Cái này là bài tập cơ bản của câu bị động, không biết lí thuyết thì tìm đi xong tự làm cho nhớ

1. Speaking English fluently is not easy.
=> It. not easy to speak Eg fluently
2. You remembered to post the letter, didn’t you?
=>You didn’t remember to post the letter, did you?
3. It is a six hours flight from London to New York.
=> It takes six hours to fly from London to New York.
4. He not only spent all his money; he even borrowed some from me.
=> Not only did he spend all his money but also borrowed some from me.
5. We spent our childhood in that beautiful mountain resort, and we always remember it.
=> We always remember our childhood in that beautiful mountain resort,
6. The circus shows are exciting. The whole family enjoy them.
=> The circus shows are exciting for the whole family to enjoy
7. Le Van Tam was very brave. Everyone admired him.
=> Le Van Tam was so brave that Everyone admired him.
8. The problem is so difficult that I can’t explain it.
=> This is such a difficult problem that I can’t explain it.
9. The fire has destroyed almost all the houses in the neighbourhood.
=> Almost all the houses in the neighbourhood have been destroyed by the fire
10. The robbers made the bank manager hand over the money.
=> The bank manager was made to hand over the money the the robbers
11. “I don’t remember what I did yesterday.” she said.
=> She told me that she didn't remember what she had done the day before
12. He got in trouble because he didn’t take my advice.
=> If he had taken my advice,he wouldn't have got into trouble
13/The desk was too heavy. She couldn’t move it.
=> The desk was so jeavy that She couldn’t move it.
14/ I walked to school in 20 minutes
=> It took me 20 minutes to walk to school
15/ He spent all his money. He even borrowed some from me
=> Not only did He spend all his money but also borrowed some from me
16/ In spite of the heavy rain, my father went to work
=> Although it rained heavily, my father went to work
17/ After the beginning of the opera, late-comers had to wait before taking their seats
=> Once the opera began, late-comers had to wait before taking their seats
18/ He had hardly left the office when the telephone rang.
=> No sooner had He left the office when the telephone rang.
19/ The fields are very fertile. They plant potatoes in those field.
=> The fields where They plant potatoes are very fertile.
20/ The woman was a secretary. We are waiting for her.
=> The woman who We are waiting for was a secretary.
21/ I don’t have a car.
=> I wish I had a car
22/ They didn’t talk to each other two week ago.

=> They haven’t talked to each other for two weeks
23/ Mr. Clark bought a new car although we advised him against it.
=> Despite advising him against it,Mr. Clark bought a new car
24/ I had only just put the phone down when the boss rang back.
=> Hardly had I just put the phone down when the boss rang back.
25/ My mother was the most warm-hearted person I’ve ever known.
=> I’ve never known a more warm-hearted person than my mother
26/ They never made us do anything we didn’t want to.
=> We were never made to do anything we didn’t want to.
27/ The patient recovered more rapidly than we expected. [recovery]
=> The patient made a recovery rapidly than we expected.
28. Tom is so clever that he can learn this language in a short time.
=> Tom can learn this language in a short time because he is clever
29. I’m sorry I don’t go with you.
=> I wish I could go with you
30. Does he play football wonderfully?
=> Is he good at playing football
31. We started watching TV two hours ago.
=> We’ve watched Tv for two hours
32. We do not study as well as they do.
=> They study better than us
33. She took me to the cinema yesterday.
=> I was taken to the cinema yesterday.
34. When did you work for that company?
=> How long have you worked for that company?
35. They invited everyone to the meeting
=> Everyone was invited to the meeting
36.Cars cause pollution but people still want them.
=> Although Cars cause pollution ,people still want them.
37. But for your help I couldn’t do that.
=> If . it hadn't been for your help, I couldn’t do that.
38. Gary danced so badly that people stopped to watch him.
=> Gary was such a bad dancer that people stopped to watch him.
39. He succeeded in his life although he came a poor family.
=> Despite coming a poor family,He succeeded in his life
40. Though it was raining hard, they insisted on leaving.
=> In spite of raining hard, they insisted on leaving.

Turn into Passiveforms:

1. People speak English all over the world. => English is spoken all over the world

2. They sell jeans all oer the world. => Jeans are sold all over the world

3. They have built two department stores this year. => Two departmant stores have been built this year

4. The doctor has operated Tom since 10 o'clock. => Tom has been operated by the doctor since 10 o'clock

5. A man returned the keys to me. => The keys were returned to me by a man

6. They made jean cloth completely from cotton in the 18th century. => Jean cloth was completely made from cotton in the 18th century

7. Thw teacher won't correct the exercies tomorrow. => The exercies won't be corrected by the teacher tomorrow

8. He can't repair my bike. => My bike can't be repaired by him

9. People should stop experiments on animals. => Experiments on animals should be stopped

10. We might find life on another planets. => Life on another planets might be found

11. We have to improve all the schools in the city. => All the shools in the city have to be improved

12. They are going to build a new bridge in the area. => A new bridge is going to be built in the area

Câu ước :
1/ The weather isn't nice today.
→ I wish ....the weather were nice today......................
2/ I have to do a lot of homework today
-> I wish ...i didn't have to do a lot of homework today.......................
3/ My father smokes very often.
→ I wish ...my father didn't smoke very often.....................
4/ We live in a small house.
→ We wish ..we didn't live in a small house........................
5/ I don't have a longer vacation.
-> I wish ...i had a longer vacation.........................
6/ They don't stay in Hue
-> They wish .....they stayed in Hue.....................
7/ There aren't any apples in the fridge.
-> I wish ......there were some apples in the fridge........................
8. He can't pass the examination.
-> He wishes.....he could pass the examination.....................
9. We can't go out because of heavy rain.
→ We wish.....we could go out ............................
10. What a pity! He can't come here.
-> I wish.....he could come here...........................
11. Lan is sorry that she can't go to the movie tonight.
-> Lan wishes.....she could go to the movie tonight..........................
12. I don' know how to use an lpad.
-> I wish...i knew how to use an lpad..............................
13. Doan is not tall enough to play basketball.
-> Doan wishes ...he were tall enough to play basketball......................
14. He doesn't help his mother with housework.
-> I wish...he helped his mother with housework..........................
15. I don't have enough money to help you.
-> I wish...i had enough money to help you........................
16. My brother is too short to play basketball.
-> I wish....my brother weren't short to play basketball. ......................
17. My grandmother doesn't stay with me.
-> I wish....my grandmother stayed with me.........................
18. He can't swim very well
-> He wishes.....he could swim very well....................
19. My brother doesn't have a good job.
-> My brother wishes....he had a good job............ .....
20. I don't know how to speak French.
-> I wish....i knew how to speak French.............. ....
Câu điều kiện :
1. Rewrite the following sentences in such a way that they don't change the meaning
1. He doesn't have the money and he can not afford a new car.
-> If......he had the money ,he could afford a new car....................
2. I cannot go to the beach with you because I have a date with my old classmate.
-> If.....i didn't have a date with my old classmate,i could go to the beach with you....................
3. I never get very lonely because I have lots of good friends.
-> If....i didn't have lots of good friends,i would get very lonely.....................
4. The match can be cancelled because it rains heavily.
-> If.....it didn't rain heavily,the match couldn't be cancelled....................
5. Because Simon doesn't live near his mother, he can't visit her often.
-> If.....Simon lived near his mother, he could visit her often.....................
6. I don't have free time, so I can't go to see him.
-> If....i had free time,i could go to see him.....................
7. I am poor, I can't travel around the world.
-> If...i weren't poor,i could travel around the world.......................
8. I am not a millionaire, I can't help all people.
-> If....i were a millionaire,i could help all people..............................
9. I am not old enough; I can't decide my own life.
-> If...i were old enough,i could decide my own life.
10. I am very tired so I can't finish my work.
-> If....i weren't very tired,i could finish my work...............................
2. Rewrite the sentences with If
1. Stop using dynamite for fishing and a lot of sea creatures will be well preserved.
-> If people Stop using dynamite for fishing , a lot of sea creatures will be well preserved................................
2 Use less paper and we can save trees in the forest.

-> If we...use less paper,we can save trees in the forest...............................
3. Plant more trees along the streets and we will have more shade and fresh air.
-> If we Plant more trees along the streets , we will have more shade and fresh air.
4. Work hard and we'll make this beach a clean and beautiful place again.
-> If we Work hard ,we'll make this beach a clean and beautiful place again
5. Keep our environment clean and we'll live a happier and healthier life.
-> If we Keep our environment clean ,we'll live a happier and healthier life.
6. Ba isn't rich so he can't travel around the world.
-> If Ba were rich,he could travel around the world
7. Mr. Loc doesn't have a car so he doesn't drive it to work.
-> If Mr. Loc had a car,he would drive it to work.
8. Nam doesn't arrive at school on time because he doesn't have an alarm clock.
->If Nam had an alarm clock,he would arrive at school on time
9. Tuan can't get better grades because he doesn't study harder.
-> If Tuan studied harder,he could get better grades
10. I don't meet an alien from outer space so I don't invite her to my home.
-> If I met an alien from outer space ,i would invite her to my home.

I. Complete each sentence with one suitable preposition or connective :
( by; from; in; on; and; if; but; to; from; or; for; since; of; into; because; althought; therefore; however; up; so ; and; at; with )
1. They got married......in......2004
2. They have been married.....since......2004
3., Lan woke up late,...so.......she didn't have time for breakfast.
4. My classmate usually goes out.........on.......Saturday
5.My sister often goes to school..........at......... 7 o'clock
6. I have learnt English....for...........5 years.
7. Mr. Parker is a farmer.....but.........Mrs. Parker is a worker.
8. The ruler is ...BETWEEN......the lamp and the book.
9. The boys help Mr. Packer on the farm.......ALTHOUGH..... he is busy.
10. They got up quite late.......SO...........they missed the trairn.
11. Lan won't go to school........BECAUSE...........she is sick today.
12. The competitions will take place....BETWEEN...........8am and 2p.m.
13. The boy is afraid........OF..........snakes
14. Nga is sick today.......SO.... she won't go to school.
15. They are interested........IN..........buying a new house.
16. Don't worry.....ABOUT.......... the money! I'll lend you.
17, Don't shout at the child.....ALTHOUGH.........he makes a mistake.
18. Ba and Tam usually go fishing.....AT......weekends
19. The bus parked at the parking lot...OF..... waited for people to come back.
20. They have learnt English.....FOR...........many years.
21. She is famous ........FOR...........her beautiful face and sweet voice.
22. Mr. Parker grows maize on his farm.....BUT....... .Mrs. Parker works at a grocery store.
23. Mr. Brown is often worried.....ABOUT........money
24. It was hot........SO.......... turned on the air condition.
25. I'm very proud......OF..........my school.
26. Our little brother took a long nap.......FROM.....2p.m to 6p.m.
27. I haven't seen Mai for a few days. I last saw her......BY.......
Tuesday.
28. The price of petrol will go up.........IN.......November.
29. I will call you........ON...........Wednesday evening.
30. They have lived here........SINCE........2009.
31. The meeting will be.....FROM.......nine to eleven......IN...........the morning.
33. He has learned French........FOR.........5 years.
34. We must be there........BETWEEN.............. 8 am and 9 am
35. He usually does exercises..........IN........the afternoon.
36. He tried hard ..........SO....... he got good grades.
37. She is under 16,......SO.......she is not allowed to ride a motorbike. People usually get together.......∅..........at Christmas.
38. I'll phone you.......ON.......Tuesday morning.........AT.........about 10 o'clock. Isn't it OK.
39. His father dierd........IN........ 2005.
40. They haven't meet each other.........FOR..........a long time.
41. Lan's birthday is......ON............June 18h
42. She passed the exam.....BECAUSE........she is always hard-working
44. Goodbye! See you........ON........Monday
45. She is a kind girl,......BUT........few people like her.
46. It's very nice.........OF........ you to help the old man.
47. She likes mangoes, durians.......and.......... bananas.
ON Sunday afternoons I usually go for a walk.
48...........on........... Sunday afternoon I usually go for a walk.
49. Mr. Brown enjoys walking around his garden.....at..........night.
50. I woke up.........at......... five o'clock......in.......the morning.

I / Make meaningful sentences from the words or phrases given.
1. Ba / be / tired /now/ since/he /stay up late / watching TV /last night
-> __Ba is tired now since he stayed up late watching TV last night_________________________
2. I/ be / disappointed/ that /you/not do/ your homework/ last night
->___i was so disappointed that you didn't do your homework last night________________________
3. It / rain / yesterday / though/ the weather bureau/ predict / the weather / be fine
->___It rained yesterday though the weather bureau predicted that the weather was fine________________________
4. We/pleased/that/you/ work very hard /now
->___We are pleased that you are working very hard now ________________________
3. My friend/suggest/go /school by bus / save energy
->__My friend suggests going to school by bus to save energy_________________________
6. As/Nga/ feel/sick /now / she /want /go home.
->__As Nga feels sick now ,she wants to go home_________________________
7. Although /Liz/ have/an exam /tomorrow she / still watch/TV now
->___Although Liz has an exam tomorrow,she is still watching TV now________________________
8. It /rain/now/so/I can't go /the beach.
->__It is raining now so i can't go to the beach_________________________
9. It/be/ necessary /secondary school students/wear uniforms.
->__It is very necessary for secondary school students to wear uniforms. _________________________
10. Nga/break /the cup/yesterday/because /be careless.
->___Nga broke the cup yesterday because she was careless________________________
11. The new school/be /built /the town /next month
->___The new school will be built in the town next month________________________
12. The government /suggest/that/we /travel/bus /save energy.
->___The government suggests that we should travel by bus to save energy________________________
13. It/be/very kind/you /say so.
->__it is very kind of you to say so_________________________
14. Even though/it /rain heavily / they /go to school/ yesterday.
->__Even though it rains heavily,the still went to school yesterday_________________________
15. I/ suggest/ buy a present/ my mom / the 8 th March.
->__I suggest buying a present for my mom on the 8 th March._________________________
16. Lan/be sick /today /so/ cannot /go / the party.
->__Lan is sick today,so she can't go to the party_________________________
17. A new kind/cars/make / that factory/ last month.
->__A new kind of cars were made in that factory last month_________________________
18. The date of the meeting /just/ be / change /again.
->___The date of the meeting has just been changed again.________________________
19. Mr.Nam /get up / late/ this morning /so / miss / the first bus.
->___Mr.Nam got up late this morning so he m missed the first bus________________________
20. If/ he / want/ lose weight / must do / more exercise.
->__If he wants to lose his weight,he must do more exercise_________________________

II/ Make meaningful sentences from the words or phrases given.
1. If we/ work hard/ we/ make this beach a clean/ beautiful place again.
->__If we work hard,we will make this beach a clean and beautiful place again._________________________
2. If Mr. Loc had/ car/ he drive it/ work.
->__If Mr.Loc had a car,he would drive it to work_________________________
3. The buffalo/ be/ the animal/ which/ chosen to be logo of SEA Games 2003.
->___The buffalo is the animal which was chosen to be logo of SEA Games 2003.________________________
4. How/ do some reading/ every day?
->___How do you do some reading every day?________________________
5. I suggest/ help/ elderly people/ war invalids/ their chores.
->___i suggest helping elderly people in the war for their chores________________________
6. If we / use less paper/ wel/ save trees/ the forest
->.__If we use less paper well,we will save trees in the forest_________________________
7. Many tourists/ enjoy festivals/ Viet Nam though/ not understand/ Vietnamese culture very much.
->__Many tourists enjoy festivals in VN though they don't understand about Vietnamese culture very much._________________________
8. Though/ he/ miss/ the bus/ not get/ home late
->__Though he missed the bus,he didn't get home late_________________________
9. Hoa/ be/ amazed/ that/ get/ a letter from her best friend.
->___Hoa was amazed that she got a letter from her best friend________________________
10. The keyboard/ not/ working well/ Mary/ tried/ finish her letter.
->___The keyboard isn't working well ,but Mary tried to finish her letter.________________________
11. Nga/be/ they girl/ who/ win/ race last week.
->__Nga is the most beautiful girl who won the race last week _________________________
12. Easter/ be/ one/ the most popular festivals/ Europe.
->__Easter is one of the most popular festivals in Europe_________________________
13.The explorer / discover/ America/ be Christopher Columbus.
->__the explorer who discovered America was Christopher Columbus._________________________
14. I finished my homework,/ although/ I/ not/ feel well
->_______I finished my homework,although I didn't feel well____________________
15. We /visiting Ha Long Bay which /be/ in the north / Vietnam
->____ We are visiting Ha Long Bay which is in the north of Vietnam_______________________
16. Even though Bao was sick,/ help his mother/ the housework
->___Even though Bao was sick, he helped his mother with the housework________________________
17. The man/ speak to me / yesterday / be / very polite.
->___The man who spoke to me yesterday was very polite________________________
18 .Passover/ be/ one/ the most important celebrations/ Jewish people
->___Passover is one of the most important celebrations of Jewish people________________________
19. The bus which 1 take school every morning /be/ always crowded

->___The bus which 1 take school every morning is always crowded________________________
20. Tet/be/ a festival/ which/ occur/ in late January/early February
->___Tet is a festival which occurs in late January or early February________________________
21. I/amazed/I/ meet/ you here now.
->__i am amazed that i am meeting you here now_________________________
22. I/sorry/I/ break/ the vase yesterday
->__i was sorry that i broke the vase yesterday_________________________
23. Her parents/shocked/ she / failed/ the exam.
->__her parents were shocked because she failed the exam_________________________
24. His parents/ be happy/because/ he/get/ good job.
->___His parents were happy because he got a good job________________________
25. She /not read/books/because /not have/enough time.
->___She doesn't read books because she doesn't have enough time________________________
26. If/people/stop /use dynamite / fishing/sea creatures / be well persevered.
->___If people stop using dynamite for fishing, a lot of sea creatures will be well persevered________________________
27. Lan/ unhappy/ that/ can't go out/ tonight.
->__Lan is so unhappy that she can't go out tonight_________________________
28. Mary/ old/ enough/ drive a car.
->___mary is old enough to drive a car________________________
29. Because Nga/ sick yesterday/ go to school/ for/ English lessons.
->___because Nga was sick yesterday,she didn't go to school for E lessons________________________
30. The boy/ read a book over there/ be/my student.
->__The boy reading a book over there is my student_________________________
32. The students who/ live/ that dormitory/ from Australia.
->__The students who live in that dormitory come from Australia_________________________
3. Thuy can't go' cinema tonigho beceausel have to do her homework.
->___Thuy can't go to the cinema tonight because she has to do her homework________________________
34 Although/ Phong's house/ far/ school/ always go to school/ on time.
->____Although Phong's house is far from school,he always goes to school on time_______________________
35. Lan/ enjoy/ peaceful atmosphere/ while/ Maryam/ praying.
->____Lan enjoyed the peaceful atmosphere while Maryam was praying_______________________

1 This room is smaller than that one => That room is bigger than this one
2 She isn't intelligent as her sister => She is less intelligent than her sister
3 My father speaks english the best of all => Nobody can speak English better than my father
4 No one can play the piano better than jane => Jane plays the piano the best of all
5 My new shoes are less comfortable than my old shoes => My old shoes are more comfortable than my new shoes
6 My mother cooks better than me => I don't cook as well as my mother
7 Money is less important than health => Health is more important than money
8 Maryy is the most intelligent in my class => No one in my class is more intelligent than Mary
9 I work as fast as Tom => Tom works as fast as me
10 Jane doesn't sing as beautifully as Mary => Mary sings more beautifully than Jane
11 Nothing is more difficult than Maths => Maths is the most difficult
12 His car cheaper than mine => My car is more expensive than his
13 No one in my class is more beautiful than jane => jane is the most beautiful in my class
14 When she grows older , she becomes more beautiful => The older she grows, the more beautiful she becomes
15 Nowhere is better than my house => My home is the best
16 I can speak english as perfectly as my brother => My brother speaks English as perfectly as I do
17 A film star is more famous than a worked => A worker is less famous than a film star / is not as famous as a film star
18 We played football better than they did => We were better at playing football than they were
19 Have you got any better ? => Is this the best you got?
20 When he earns a lot of , he spends more => The more he earns, the more he spends

1 This room is smaller than that one => That room is bigger than this one
2 She isn't intelligent as her sister => She is less intelligent than her sister
3 My father speaks english the best of all => Nobody can speak English better than my father
4 No one can play the piano better than jane => Jane plays the piano the best of all
5 My new shoes are less comfortable than my old shoes => My old shoes are more comfortable than my new shoes
6 My mother cooks better than me => I don't cook as well as my mother
7 Money is less important than health => Health is more important than money
8 Maryy is the most intelligent in my class => No one in my class is more intelligent than Mary
9 I work as fast as Tom => Tom works as fast as me
10 Jane doesn't sing as beautifully as Mary => Mary sings more beautifully than Jane
11 Nothing is more difficult than Maths => Maths is the most difficult
12 His car cheaper than mine => My car is more expensive than his
13 No one in my class is more beautiful than jane => jane is the most beautiful in my class
14 When she grows older , she becomes more beautiful => The older she grows, the more beautiful she becomes
15 Nowhere is better than my house => My home is the best
16 I can speak english as perfectly as my brother => My brother speaks English as perfectly as I do
17 A film star is more famous than a worked => A worker is less famous than a film star / is not as famous as a film star
18 We played football better than they did => We were better at playing football than they were
19 Have you got any better ? => Is this the best you got?
20 When he earns a lot of , he spends more => The more he earns, the more he spends

B1
1 waited
2 wrote
3 opened
4 showed
5 joined
6 were
7 knew
8 were
9 were
10 made
11 didn`t forget
12 didn`t snow
13 were
14 lived

19. Throwing rubblish pollutes the environment.
-> The environment......is polluted.....
20. Peter used to drink coffe every morning last year.
-> Coffee...is used to be drunk by Peter every morning last year .......
21. People must build a new hosipital in this area.
-> A new hospital........must be built in this area. ......
22. People have used this room to store old things.
-> This room.....has been used to store old things........
23. The teacher gives up a lot of homework.
-> A lot of homework....is given up by The teacher .........|
24. My brother painted the walls green.
-> The walls......were painted green by My brother ..............

19. The environment is polluted by throwing rubbish.

20. Coffee was used to be drunk by Peter every morning last year.

23. A lot of homework is given to us by the teacher.