1. Jack left the office before i arrived

-> When I arived the office, Jack had left

2.During lunch, someone rang the bell

-> While i was having lunch, someone rang the bell.

3. I haven't been to the dentist for 6 months

-> The last time I went to the dentist was 6 months ago.

4. She has studied Japanese for 5 years

-> She began studying Japanese for 5 years.

5. She did all his work and then went to home

-> After doing all his work, he went to home.

6. Steven bought a new motorbike, but first he saved enough money

-> Before buying a new motorbike, Steven saved enough money.

7. The guests left and then we tidied the house

-> When we tidied the house, the guests had left.

8. I haven't heard fro them for ages

-> It 's ages since I last heard from them.

1. He had dinner before he went out to play with his friend.
 After he had had dinner, he went out to play with his friend.
2. Mary finished her homework before we arrived.
 When we arrived, Mary had finished her homework
3. After he had had a bath, he ate his dinner.
 Before he ate his dinner, he had had a bath
4. Daisy went home before I arrived.
 When I arrived, Daisy had gone home

Bài này chỉ cần xác định rõ hành động nào xảy ra trước ta đưa vào thì quá khứ hoàn thành, còn cái hành động xảy ra sau đưa vào thì quá khứ đơn là đc

1/The burglar escaped , and then the police arrived.

-->Before ..... the police arrived, The burglar had escaped ..................................

2/Before he went to shool , he had ironed his clothes.

-->First...........he ironed his clothes, then he went to shool.....................................

3/ He had hardly left the office when the telephone rang.

-->No sooner.......had he left the office than the telephone rang.............................................

4/I had only just put the phone down when the boss rang back.

-->Hardly......had I put the phone down when the boss rang back..........................

5/As soon as I got into the bath , someone knocked at the door.

-->No sooner......did I got into the bath than someone knocked at the door........................

6/Just as she put the phone down, it rang again.

-->Barely......did she put the phone down when it rang again..........................................

7/He got down to writing the letter as soon as e returned from his walk.

-->No sooner......did he got down to writing the letter than e returned from his walk.......................................

8/ She had hardly begun to speak before people started interrupting her .

-->Hardly.......had shebegun to speak when people started interrupting her . ............................

9/Sam played tennis yesterday and it as his first game.(never)

-->....Sam played tennis yesterday and he had never played it before............................

10/Sam is playing tennis now and it is his first game.(never)

-->.....Sam is playing tennis now and has never play it before............................................

11/How long is it since they went to Nairobi?(When)

-->.......When did they go to Nairobi...................................

12/Mac Kenzie wrote four best-sellers before he was twenty. (By the age )

-->...............Mac Kenzie wrote four best-sellers by the age of twenty....................................

13/Alice made an appointment, and went to see the doctor.

-->After......making .an appointment, Alice went to see the doctor.................................................

1. Nam went out with his friends last night

-> I saw.......Nam go out with his friends last night....................................................

see sb V : nhìn ai làm gì (nhìn sự việc từ đầu đến cuối)

2. We turned of all the lights and then we went out

-> After we..........had turned off all the light, we went out........................................................

After S + V_{(quá khứ hoàn thành)} , S + V_{(quá khứ đơn)}

3. I want my son to learn a kind of musical instrument

-> I want a kind of musical instrument.........to be learned by my son........

want st to be V₃ : muốn cái j được làm

4. It's waste of time to try to explain anything to Tony ( worth )

->........It's not worth trying to explain anything to Tony ............................................................................

It's not worth Ving : không đáng để làm gì

5. He couldn't play well in the last match because of his injured knee

-> His injured knee made........him unable to play well in the last match ......................................................

make sb unable to V: khiến ai không thể làm gì

6. I haven't met my uncle for 5 years

-> The last time......I met my uncle was 5 years ago.........................................

S + haven't / hasn't V₃ => the last time S + V₂

21. I haven’t been to a Chinese restaurant for ages. 

It’s age since i last went to a Chinese restaurant

22. The last time Nancy came here was in 1986. 

Nancy hasn’t come here since 1986

23. It’s a long time since our last conversation. 

We haven't talked for a long time

24. “I think you should go by train.” He told us. 

He advised us to go by train

25. Julia cleaned the house. Then she went shopping. 

After cleaning the house, Julia went shopping.

26. Jim was travelling in Paris. He met his old friends there. 

While Jim was travelling in Paris, he met his old friends there

27. First Jane checked all the prices. Then she bought a new car. 

Jane bought a new car after checking all the prices

28. Jack went to Vietnam in 2002. He returned home in 2005. 

Jack stayed in Vietnam from 2002 to 2005

29. They finished work and then left the office. 

They left the office fater finishing work

30. We started learning English about 5 years ago. 

We’ve learned english for 5 years

21. since I have been to a Chinese restaurant
22. came here since 1986
23. haven't met for a long time since our last conversation
24. us to go by train
25. After Julia had cleaned the house, she went shopping
26. Jim was travelling in Paris, she bought a new car
27. a new car after she had checked all the prices
28. has been to Vietnam for 3 years
29. had left the office before they finished work
30. learnt E for 5 years

21. I haven’t been to a Chinese restaurant for ages. 

It’s age since i last went to a Chinese restaurant .

22. The last time Nancy came here was in 1986. 

Nancy hasn’t come here since 1986

23. It’s a long time since our last conversation. 

We haven't talked for a long time

24. “I think you should go by train.” He told us. 

He advised us to go by train

25. Julia cleaned the house. Then she went shopping. 

After cleaning the house, Julia went shopping.

26. Jim was travelling in Paris. He met his old friends there. 

While Jim was travelling in Paris, he met his old friends there

27. First Jane checked all the prices. Then she bought a new car. 

Jane bought a new car after checking all the prices

28. Jack went to Vietnam in 2002. He returned home in 2005. 

Jack stayed in Vietnam from 2002 to 2005

29. They finished work and then left the office. 

They left the office fater finishing work

30. We started learning English about 5 years ago. 

We’ve learned english for 5 years

1.Tom hasn't had his hair cut for five months => The last time Tom had his hair cut was five months ago.

2.after walking for three hours we reached the stop of the hill => After we had walked for three hours we reached the top.

3.i and Dave tried to ring each other at the same time => While ringing to each other, Dave and I tried to do at the same time.

4.during his test at school mobile phone rang => When doing his test at school the moblie phone rang.

5. Mary made a sandwich and then sat on sofa to wacth tv=> Before sitiing on the sofa to watch T.V, Mary made a sandwich.

6.Dave did his homework and then went to bed=> After having done his homework, Dave went to bed.

7.as soon as he approached the house the policement stopped him => No sooner had he approached the house when the policeman stopped him.

8.she hadly begun to speak before people started interrupting her=> Hardly had she begun to speak when people started interrupting her

9.Mai hasn't gone to the cinema with her friends for one years => Mai last went to the cinema with her friends one year ago.

10.In the middle of their sleep the fire broke out => When they were sleeping, the fire broke out.

fffffffffffff

16. Dave did his homework and then went to bed.

Before Dave did his homework, he had gone to bed.

After Dave had done his homework, he went to bed.

After having done his homework, Dave had gone to bed.

Before Dave went to bed, he did his homework.

17. Chatting with friends is interesting.

The only interesting thing is chatting with friends.

People chatting with friends are interesting.

It is interesting to chat with friends.

The friends we chat with are interesting.

18. STRESS

appreciate

industrial

demonstration

embarrassing

19. STRESS

progress

access

item

idea

20. They watched the bus _____ into the distance.

disappear

to disappear

disappearing

disappeared

27.Before they came home,I had finished

28.After Jack had left the office,I arrived

29.Before jonh went to bed,he had finished the report

30.After Steven had saved enough money, he bought a new motorbike

D

D