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1. Is English taught here?
2. Will she be invited to your wedding party?
3. Has the work been finished by Tom?
4. Were some exercises given by the teacher?
5. Has the window of the laboratory been changed?
6. Is a poem going to be written?
7. Are big cakes being made for the party?
8. Are inquires about the thief being made by the police?
9. Must the test be finished before ten?
10. Will the children be brought home with buses?
11. Has your homework been finished?
1.Is English taught here?
2.Will she be invited to your wedding party?
3.Has the work been finished by Tom?
4.Were some exercises given by the teacher?
5.Has the window of the laboratory been changed?
6.Is a poem going to be written by her?
7.Are big cakes being made for the party by her?
8.Are inquires about the thief being made by the police?
9.Must the test be finished before ten?
10.Will the children be brought home by buses?
11.Has your homework been finished ?
Change into Passive
He has already finished his exercises.
his exercises have already been finished
People planted rice in those fields.
rice was planted in those fields.
Nam can write a car and a truck.
a car and a truck can be driven by Nam
Why did this boy break my window yesterday?
Why was my window broken by this boy yesterday?
They have not known him well.
He hasn't been known well
We will meet our pen pals at the station.
our pen pals will be met at the station.
Did you do your test perfectly?
was your test done perfectly?
Why didn’t you learn this lesson?
why wasn't this lesson learnt?
How long have they done their work?
how long has their work been done?
No one could help him.
he couldn't be helped
IV. Supply the correct verb form:
She usually (take) takes her children to the theatre by The Greens.
My TV has already (repair) been repaired yesterday.
will They (rebuild) rebuild their house next year?
Can you (help)help me?
Must this test (do) be done on time?
Water can’t (use) be used here.
He (not/ go) hasn't been gone to school by his mother yet.
is English (speak) spoken all over the world?
My father (not come) hasn't come back home from the meeting yet.
I (take) have taken part in her party since last night.
Change into Passive
He has already finished his exercises.
-> His exercises have already been finished.
People planted rice in those fields.
-> Rice is planted in those fields.
Nam can write a car and a truck.
-> A car and a truck can be driven by Nam.
Why did this boy break my window yesterday?
-> Why was my window broken by this boy yesterday?
They have not known him well.
-> He has not been known well.
We will meet our pen pals at the station.
-> Our pen pals will be met at the station.
Did you do your test perfectly?
-> Was your test done perfectly?
Why didn’t you learn this lesson?
-> Why wasn't this lesson learned?
How long have they done their work?
-> How long has their work been done?
No one could help him.
-> He couldn't be helped.
IV. Supply the correct verb form:
She usually (take) takes her children to the theatre by The Greens.
My TV has already (repair) been repaired yesterday.
Will They (rebuild) rebuild their house next year?
Can you (help) help me?
Must this test (do) be done on time?
Water can’t (use) be used here.
He (not/ go) hasn't gone to school by his mother yet.
Is English (speak) spoken all over the world?
My father (not come) hasn't come back home from the meeting yet.
I (take) took part in her party since last night.
1.Do they teach English here?
-> Was English taught here?
2.Will you invite her to your wedding party?
-> Will she be invited to your wedding party?
3.Has Tom finished the work?
-> Has the work been finished by Tom?
4.Did the teacher give some exercises?
-> Were some exercises given by the teacher?
5.Have they changed the window of the laboratory?
-> Has the window of the laborator been changed?
6.Is she going to write a poem?
-> Is a poem going to be written?
7.Is she making big cakes for the party?
-> Are big cakes being made for the party?
8.Are the police making inquires about the thief?
-> Are inquires about the thief being made by the police?
9.Must we finish the text before ten?
-> Must the text be finished before ten?
10.Will buses bring the children home?
-> Will the children home be brought by buses?
11. She has a lot of books (write) ____written__________ in English.
12. She is interested in (listen) _____listening_____________ to pop music.
13. We used to (take) ___take___________ a bus to school when we were young.
14. It's expensive ( travel) _____to travel__________ to Nha Trang by plane. Would you mind (go) ____going______ by train?
15. Do you mind (show) __showing____________ me the way to the postoffice?
16. Would you mind if I (use) ______used________ your pen?
17. Do you mind if I (play) __played___________ your guitar?
18. Would you mind (turn) ___turning___________ off the television?
19. Do you mind (tell) ___telling___________ me how to write a book report?
20. Would you mind if I (bring) ____brought__________ these flowers home?
21. Do you mind if I (fix) _____fixed_________ this broken chair for you ?
22. Would you mind (make) ____making__________ a birthday cake?
23. My brother is good at _____fixing_________ (fix) things. 24. May I ____go__________ (go) out now , Mom?
25. I want (come) ____to come__________with my mother. 26.The doctor advised me(not smoke) _____not to smoke_________ cigarettes.
27. The boys stopped (play) ___playing___________ football because of the rain.
28. Mai's mother told Mai (correct) ____to correct__________ the mistakes in her dictation.
29. Would you like (listen) ________to listen______ to some music?
30. Nam enjoys ( play) __playing____________ soccer after school.
31. Lan asked me (go) ___to go___________ to the supermarket.
32. I think you should (do) ______do________ morning exercises regularly.
33. They used (go) ____to going__________ to work by train.
34. Don’t let children (play) ____play__________ with matches.
35. You ought to (do) ______do_______ the homework yourself.
36. My father stopped (smoke) _____smoking_________ five years ago.
37. Mai doesn't have enough money (buy) _____to buy_________ a new bicycle.
38. I need (buy) _______to buy_______ some notebook.
39. My teacher said I should (spend) ___spend___________ more time on my English
. 40. Mr Hung told me (tell) __to tell____________ him the truth.
41. Nga likes ( play) _____playing_________ badminton. 42. They asked their children ( stay) ____to stay__________ at home.
43. Nam must (do) _______do_______ the homework himself.
44. My mother decided ( buy) _______to buy_______ a house last week.
45. I'd like (buy) _____to buy_________ some eggs. 2
46. The woman (sit) _____sitting_________ between Mrs. Hoa and Mrs. Ha is my mother.
47. I enjoy (play) ____playing__________ soccer after school.
48. The doctor advised me (not smoke) ____not to smoke__________ cigarettes.
49. Would you like ( take) ___to take___________ a photo? 50. It is interesting ( study) ________to study______ English.
Tìm và gạch chân dưới tân ngữ rồi chuyển sang câu bị động:
I, Yes-No questions:
1. Do they teach English here ?
-> Is English taught here?
2. Will you invite her to the wedding party ?
-> Will she be invited to the wedding party?
3. Did the teacher give some exercise ?
-> Was some exercise given by the teacher?
4. Is she going to write a poem ?
-> Is a poem going to be written?
5. Have they changed the window of the laboratory ?
-> Has the window of the laboratory been changed?
6. Is she making big cakes for the party ?
-> Are big cakes being made for the party?
7. Has Tom finished the work ?
-> Has the work been finished by Tom?
8. Are the police making inquires about the thief ?
-> Are inquires being made about the thief by the police?
9. Must we finish the test before ten ?
-> Must the test be finished before ten?
10.Will buses bring the children home ?
-> Will the chidren be brought home by buses?
II, Wh-questions:
11. When will you do the work ?
-> When will the work be done?
12. How many days did she spend finishing the work ?
-> How many days was the work spent finishing?
13. How do you spend this amount of money ?
-> How is this amount of money spent?
14. What books are people reading this year ?
-> What books are being read this year?
15. How did the police find the lost man ?
-> How was the lost man found by the police?
16. Who looked after the children for you ?
-> Who were the children looked for you?
17. How long have they waited for the doctor ?
-> How long has the doctor been waited?
18. What time can the boys hand in thief papers ?
-> What time can thief papers be handed in by the boys?
19. Why didn't they help him ?
-> Why wasn't he helped ?
20. Who are they keeping in the kitchen ?
-> Who is being kept in the kitchen?
III, Sentnces with verbs "Continue and Begin "
21. We'll continue to use this computer.
-> This computer will continue to be used.
22. They began to plant rubberr trees in big plantations.
-> Rubber trees began to be planted in big plantations.
23. People can continue to enjoy natural resources.
-> Natural resources can continue to be enjoyed.
24. People will continue to drink Coca-Cola in the 21 st century.
-> Coca- Cola will continue to be drunk in the 21 st century.
25. American people begin to love football.
-> Football begins to be loved by American people.
IV, Sentences with Phrasal verbs:
26. They gave up the research after three hours.
-> The research was given up after three hours.
27. Someone should look into the matter.
-> The matter should be looked.
28. Don't speak until someone speaks to you.
->You aren’t spoken until someone asks you/ don’t speak until you are asked
29. A neighbours is looking after the children.
-> The children are being looked after by a neighbour.
30. Your story brings back pleasant memories.
-> Pleasant memories are brought back by your story.
V, Sentences with verbs of perception:
31. I have heard her sing this song several times.
-> She has been heard to sing this song several times.
32. People saw him steal your car.
-> He was seen to steal your car.
33. The teacher is watching them work.
-> They are being watched to work by the teacher.
34. He won't let you do that silly thing again.
-> You won't be let do that silly thing again.
35. People don't make the children work hard.
-> The children aren't made to work hard.
36. They made him work aall day.
-> He was made to work all day.
37. The detective saw the woman putting the jewelry in her bag.
-> The woman was seen putting the jewelry in her bag by the detective.
38. The terrorists made the hostages lie down.
-> The hastages were made to lie down by the terrorists.
39. Police advise drivers to use an alternative route.
-> Drivers are advised to use an alternative route by police
40. She help me do all these dificult exercise.
-> I was helped to do all these difficult exercises.
VI, Sentences of imperative:
41. Open your book !
-> Let your book be opened.
42. Take off your hat !
-> Let your hat be taken off.
43. Don't do that silly thing again !
-> You won't be let to do that silly thing again.
44. Let's tell them about it !
-> Let them be told about it
45. Don't let the other see you !
-> Don't let yourself be seen by the other
VII, Sentences with "Advise, Beg, Order, Urge, Agree, decide,..."
46. She advised me to sell that house.
-> I was advised to sell that house.
47. They begged us to help him.
-> We were begged to help him
48. He orders to clean the floor.
-> The floor is ordered to clean.
49. He recommends me to do the job.
-> I am recommended to do the job.
50. She urged him to visit her parents as soon as possible.
-> He was urged to visit her parents as soon as possible.
VIII, Some Special sentences.
51. It is dangerous for us to take the short cut.
-> It is dangerous for the short cut to be taken
52. You need to have your hair cut.
-> Your hair needs cutting.
Viết lại câu, đổi từ chủ động sang bị động
1People drink a great deal of tea in England.
=> A great deal of tea is drunk by people in England.
2. Tom was writing two poems.
=> Two poems were being written by Tom.
3. She often takes her dog for a walk.
=> Her dog is often taken for a walk by her.
4. People speak English all over the world.
=> English is spoken all over the world.
5. A group of students have met their friends at the railway station.
=> A group of students' friends have been met at the railway station by them.
6. They didn’t allow Tom to take these books home.
=> Tom wasn't allowed to take these books home.
7. The teacher won’t correct exercises tomorrow.
=> Exercises won't be corrected by the teacher tomorrow.
8. How many trees did they cut down to build that fence?
=> How many trees were cut down to build that fence?
9. This well-known library attracts many people.
=> Many people are attracted by this well known library.
10.My mother used to make us clean the house.
=> We used to be made to clean the house by my mother.
11. He likes people to call him “Sir”.
=> He likes being called "Sir".
12.They are going to have someone repair their car
=> Their car are going to be repaired.
13.People say that he is intelligent.
=> He is said to be intelligent.
14.He can’t repair my bike.
=> My bike can't be repaired by him.
15.Mary has operated Tom since 10 o’clock.
=> Tom has been operated by Mary since 10 o'clock.
16.Mr. Smith has taught us French for 2 years.
=> We have been taught French by Mr.Smith for 2 years.
17.They didn’t look after the children properly.
=> The children weren't looked after properly.
18.Nobody swept this street last week.
=> This street wasn't swept last week.
19.How many lessons are you going to learn next month?
=> How many lessons are going to be learned next month?
20.You need to do this wor
=> This wor need to be done.
Viết lại câu, đổi từ chủ động sang bị động
1People drink a great deal of tea in England.
-> A great deal of tea is drunk by people in England
2. Tom was writing two poems.
-> Two poems were being written by Tom
3. She often takes her dog for a walk.
-> Her dog is often taken for a walk by her
4. People speak English all over the world.
-> English is spoken by people all over the world
5. A group of students have met their friends at the railway station.
-> A group of students' friends have been net by them at the railway station
6. They didn’t allow Tom to take these books home.
-> Tom wasn't allowed to take these books home
7. The teacher won’t correct exercises tomorrow.
-> The exercises won't be corrected by the teacher tomorrow
8. How many trees did they cut down to build that fence?
-> How many trees were cut down to build that fence?
9. This well-known library attracts many people.
-> Many people are attracted by this well-known library
10.My mother used to make us clean the house.
-> We used to be made clean the house by my mother
11. He likes people to call him “Sir”.
-> He likes being called "sir"
12.They are going to have someone repair their car
-> Their car are going to be repaired (by someone)
13.People say that he is intelligent.
-> He is said to be intelligent by people
14.He can’t repair my bike.
-> My bike can't be repaired by him
15.Mary has operated Tom since 10 o’clock.
-> Tom has been operated by Mary since 10 o'clock
16.Mr. Smith has taught us French for 2 years.
-> We have been taught French by Mr. Smith for 2 years
17.They didn’t look after the children properly.
-> The children weren't looked after properly
18.Nobody swept this street last week.
-> This street wasn't swept last week
19.How many lessons are you going to learn next month?
-> How many lessons are going to be learned by you next month ?
20.You need to do this wor
1. We waste too much fresh water everyday.
=> Too much fresh water is wasted everyday.
2. The students are doing an exercise on passive voice at the moment.
=> An exercise on passive voice is being done by the students at the moment.
3. No one used this computer yesterday.
=> This computer wasn't used yesterday.
4. They will build a new hospital in this area.
=> A new hospital will be built in this area.
5. Phu Quang has composed a lot of songs about Ha Noi
=> A lot of songs about Ha Noi have been composed by Phu Quang.
6. We were painting the wall at this time yesterday
=> The wall was being painted at this time yesterday.
7. My grandmother named my daughter after a kind of flower
=> My daughter was named after a kind of flower by my grandmother.
8. They are decorating their rooms for Tet holiday
=> Their rooms are being decorated for Tet holiday.
9. People speak English in many African countries
=> English is spoken in many African countries.
10. Nobody informed me about the change of the plan
=> I wasn't informed about the change of the plan.
11. My school is going to set up a new workshop
=> A new workshop is going to be set up by my school.
12. They gave Linh an Oxford dictionary last semester
=> Linh was given an Oxford dictionary last semester.
13. Designers have added many beautiful patterns to the Ao dai
=> Many beautiful patterns have been added to the Ao dai by designers.
14. People don't grow maize in this region
=> Maize isn't grown in this region.
15. People often use Google or Yahoo website to search for information
=> Google or Yahoo website is often used to search for information.
16.They'll send you a letter of invitation soon
=> You will be sent a letter of invitation soon.
17. Mr. Nam is repairing the faucet in the bathroom
=> The faucet in the bathroom is being repaired by Mr. Nam.
18. My sister hasn't finished the project yet
=> The project hasn't been finished by my sister yet.
19. The workers were building a new bridge when it collapsed
=> A new bridge was being built by the workers when it collapsed.
20. They are going to plant trees in the school garden this weekend
=> Trees are going to be planted in the school garden this weekend.
21. Viuses can attack your computer at any time
=> Your computer can be attacked by viruses at any time.
22. You must wash this sweater in warm water
=> This sweater must be washed in warm water.
23. He used to write many poems when he was a student
=> Many poems used to be written by him when he was a student.
24.They couldn't control the economic situation last year
=> The economic situation couldn't be controled last year.
25. The mechanic is going to repair my car
=> My car is going to be repaired by the mechanic.
26. Visitors must leave their shoes outside the door
=> Visitors' shoes must be left outside the door.
27. You can see pictures of the earth from the outer space
=> Pictures of the earth can be seen from the outer space.
28. The government should modernize the traffic system
=> The traffic system should be modernized by the government.
29. Mai has to wash clothes regularly
=> Clothes have to be washed regularly by Mai.
30. He is going to introduce his new collection this evening
=> His new collection is going to be introduced this evening.
31. No student can find out the correct answer
=> The correct answer can't be found out.
32. The school will inform the result of the examination in two weeks
=> The result of the examination will be informed by the school in two weeks.
33. The students have to close all the windows after class every day
=> All the windows have to be closed by the students after class every day.
34. Someone might break the news
=> The news might be broken
35. Teachers should check the previous lessons everyday
=> The previous lessons should be checked by teachers everyday.
36. People used to pump raw sewage directly into the sea
=> Raw sewage used to be pumped directly into the sea.
37.Jack won't pay the bill
=> The bill won't be paid by Jack.
38. You mustn't touch that button while the experiment is in progress
=> That button mustn't be touched while the experiment is in progress.
39. They should take urgent actions to prevent diseases after the flood
=> Urgent actions should be taken to prevent diseases after the flood.
40. I had my nephew paint the gate last week
=> I had the gate painted by my nephew last week.
41. She will have Peter wash her car tomorrow
=> She will have her car washed by Peter tomorrow.
42. We must save natural resources for future use
=> Natural resources must be saved for future use.
43. They have her tell the story again
=> They have the story told by her again.
44. John gets his sister to clean his shirt
=> John gets his shirt cleaned by his sister.
45. Anne had had a friend type her composition
=> Anne has had her composition typed by a friend.
46. Rick will have a barber cut his hair
=> Rick will have his hair cut by a barber.
47.I will get the dressmaker to make a new dress
=> I will get a new dress made by the dressmaker.
48. He had a mechanic repair his car
=> He had his car repaired by a mechanic.
49. She often gets the technician to maintain the heater
=> She often gets the heater maintained by the technician.
50. They had the police arrest the shoplifter
=> They had the shoplifter arrested by the police.
51. Are you going to have the shoemaker repair your shoes?
=> Are you going to have your shoes repaired by the shoemaker?
52. I must have the dentist check my teeth
=> I must have my teeth checked by the dentist.
53. She will have a veterinary surgeon examine her dog
=> She will have her dog examined by a veterinary surgeon.
54. We had a man take this photograph when we were on holiday last summer
=> We had this photograph taken by a man when we were on holiday last summer.
55. The Greens had a carpet cleaner clean their carpet
=> The Greens had their carpet cleaned by a carpet cleaner.
56. People believe that 13 is an unlucky number
=> 13 is believed to be an unlucky number.
57. They know that English is an international language
=> English is known to be an international language.
58. People saw him steal your car
=> He was seen to steal your car.
59. They say that John is the brightest student in class
=> John is said to be the brightest student in class.
60. Open your book
=> Let your book be opened.
61. She advised me to sell that house
=> I was advised to sell that house.
63. He won't let you do that silly thing again
=> You won't be let to do that silly thing again.
64. He orders us to clean the floor
=> We are ordered to clean the floor.
65. People believe that the earth stood still
=> The earth is believed to have stood still.
Dài :>
1. Mary (be) _______has been _____________ seriously ill since last night.
2. They sometimes (go) ________go____________ school by bus.
3. How long ___have_______ you (study) ____studied ______ English? - I (study) ______hhave studied ______________ it for 7 years.
4. We last (see) _____saw________ them last Sunday.
5. I (not meet) _______haven't met_____________ him since he moved to Hanoi.
6. Now they (play) _____are playing _______________ happily in the school yard.
7. We (not finish) _______haven't finished _____________ our exercises yet.
8. My friend said he (be) ___was_______ working in Hanoi then.
9. Mr. David (just buy) _______has just bought _____________ a new house.
10. They (build) _______will build_____________ a new hospital in my neighborhood next month.
11. It (not rain) _______hasn't rained _____________ since the beginning of this month.
12. Lan asked me if I (like) ___liked _______ pop music.
13. We (begin) ____began________ to learn English three years ago. Now we (learn) _____have learnt _____________ for 3 years.
14. ____Have______ you ever (be) ___been _______ to Ho Chi Minh City?
15. The telephone (ring) ___rang_______ when we (watch) ____were watching ________________ television last night.
16. Mrs Hoa (teach) _______has taught _____________ English in this school since she (leave) ____left______ the university.
17. Look! That car (run) _______is running __________ very fast.
18. The Browns (have) ________are having ____________ dinner at the moment.
19. He (live) _______has lii_____________ in Hanoi for 20 years.
20. Alexander Graham Bell (invent) _____was invented ________ the telephone many years ago.
21. She (be) ____is______ very ill now. She (not go) _____hasn't gone______________ to school since Monday.
22. + ____Have______ you (be) ____been ______ to Phong Nha before?
+ Yes. I (spend) ____spent _________ my holiday there last summer.
23. I must go now. I (phone) _____will phone___________ you when I (arrive) _____arrive _________ there.
24. When I last (see) ____saw______ them, they ( work) _______were working _____________ in a factory in Hanoi.
1. Mary (be) has been seriously ill since last night.
2. They sometimes (go) go school by bus.
3. How long have you (study) studied English? - I (study) have studied it for 7 years.
4. We last (see) saw them last Sunday.
5. I (not meet) haven't met him since he moved to Hanoi.
6. Now they (play) are playing happily in the school yard.
7. We (not finish) haven't finished our exercises yet.
8. My friend said he (be) was working in Hanoi then.
9. Mr. David (just buy) has just bought a new house.
10. They (build) will build a new hospital in my neighborhood next month.
11. It (not rain) hasn't rained since the beginning of this month.
12. Lan asked me if I (like) liked pop music.
13. We (begin) began to learn English three years ago. Now we (learn) have learned for 3 years.
14. Have you ever (be) been to Ho Chi Minh City?
15. The telephone (ring) rang when we (watch) were watching television last night.
16. Mrs Hoa (teach) has taught English in this school since she (leave) left the university.
17. Look! That car (run) is runningvery fast.
18. The Browns (have) is having dinner at the moment.
19. He (live) has lived in Hanoi for 20 years.
20. Alexander Graham Bell (invent) invented the telephone many years ago.
21. She (be) is very ill now. She (not go) hasn't goon to school since Monday.
22. + Have you (be) been to Phong Nha before?
+ Yes. I (spend) spent my holiday there last summer.
23. I must go now. I (phone) will phone you when I (arrive) arrive there.
24. When I last (see) saw them, they ( work) were working in a factory in Hanoi.
ĐOẠN NÀY KHÔNG ĐỌC NỔI
37. They said they (go) would go to Hanoi the following day.
38. Yesterday (be) was a beautiful day. The Sun (shine) shined brightly when we
(leave) left home.
39. The teacher asked me if I (know) knew where the Statue of Liberty was.
40. Listen! Mai (play) is playing the piano in her room.
41. + What kind of music do you (like) like?
+ I like pop music.
42. In summer, the Sun usually (shine) shines brightly.
43. I (not finish) haven't finished reading the novel you lent me yet.
44. Julia (write) is writing an email to her boy friend now.
45. Jack (not meet) hasn't met Tom the last time he came to America.
II. Cho dạng đúng của động từ trong ngoặc. ( Give the correct verb forms )
1. Would you mind (open) opening the windows. It`s so dark inside.
2. Do you mind (wait ) waiting a moment?
3. Do you mind if I (smoke) smoke here?
4. Would you mind if I (use) used your handphone?
5. The boy (read) reading a book is Ba.
6. The old lamp (make) made in China is five dollars.
7. The window (break) broken last night has been repaired.
8. Do you know the man (talk) talking to Tom?
9. The man (sit) sitting next to me was very nervous.
10. He suggested (travel) travelling around the
giọng thụ động 31. Tôi đã nói với anh ấy tin tức. 32. Bạn không được sử dụng phòng này sau 11 giờ sáng.33. Họ có dạy tiếng Anh ở đó không? 34. Họ sẽ hoàn thành ngôi nhà vào cuối tháng này.35. Bạn sẽ mời cô ấy đến dự tiệc cưới của mình chứ? 36. Cô giáo đưa ra một số bài tập? 37. Cô ấy sẽ viết một bài thơ à? 38. Tom đã hoàn thành bài tập về nhà chưa? 39. Chúng ta phải hoàn thành bài kiểm tra trước 10 giờ 40. Cô ấy đang làm bánh cho bữa tiệc phải không? 41. Bạn có thể nói tiếng Anh không? Anh ấy có năm cuốn sách cho bạn không? 43. Một người đàn ông tôi biết đã nói với tôi về điều đó.44. Một nhóm đàn ông đã gặp những người bạn tại nhà ga.45. Họ không cho phép Tom mang những cuốn sách này về nhà.46. Giáo viên sẽ không sửa bài tập vào ngày mai. 47. Thư viện nổi tiếng này thu hút rất nhiều người. Tất cả các sinh viên đã tham dự buổi họp sáng nay.49. Anh ấy không thể sửa những chiếc xe mới của tôi trong ga ra.50. Bò đang ăn cỏ trên cánh đồng.