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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
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.................................................
23. Jack left the office before I arrived
When I arrived, Jack had left the office
24. Nam did all his homework and then he went out with his friends
After Nam had done all his homework, he wen out withhis friends
25. Nam bought a new bicycle, but first he saved enough money.
Before Nam bought a new bicycle, he had saved enough money.
1 It's the first time my father has driven a car
2 This is the first time she has been to the ballet dancing
3 Before I went to school, I had gone over my lesson
4 After he had done all his exercises, he watched TV
5 I've never met a more generous person than my teacher
1. Before I got home, my parents had left(leave).
2. When I met him he was 24, he (be)had been in the States for 10 years.
3. The airline (lose)had lost my suitcase so I had to borrow clothes from a friend.
4. She (just, prepare)had just prepared dinner when her husband called and said that he would be late.
5. We (never see)had never seen such beautiful white beaches before we went to Australia.
6. When he (go)had gone, I went back into the house.
7. They left after they (see)had seen all the paintings.
8. She saw footprints and realized that someone (be)had been in the garden.
9. We were not able to get a hotel room because we (not book)hadn't booked in advance.
10. Tony knew Istanbul so well because he (visit)had visited the city several times.
11. Had Susan (ever, study) ever studied Thai before she moved to Thailand?
12. She only understood the movie because she (read)had read the book.
#\(Errink \times Cream\)
#\(yGLinh\)
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