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After fighting the fire for 12 hours , the firemen succeed in putting it out The firemen managed to put the fire out after fighting it for twelve hours.
Đổi sang dạng S + had + been + PP + By O
1. They had cleaned the room before the teacher came in
The room had been cleaned before the teacher came in
2. Somebody had slashed the picture with a knife
the picture had been slashed with a knife
3. They had checked the cargo carefully before they unloaded it
the cargo had been checked carefully before they unloaded it
4. They had taken away the fire extinguishers on purpose
the fire extinguishers on purpose had been taken away
5. By the time we arrived , the police had towed my car away
By the time we arrived , my car had been towed by the police away
khoanh tròn đáp án đúng và giải thích tại sao khoanh đáp án đó
1 If it ...the match will be postponed
a.rained b rains c will rain d is raining
2 so far they... many beautiful buildings in this area
a had built b have been buiding c have built d will build
3 you look very tired. i ...?
a am making b had marked c had been building d have been building
4 he... for a job for some weeks before he found one
a is looking b looks c has been looking d had been looking
5 the men were very sterong and healthy . Although they... for more than three hours they didn't need a rest
a were walking b have walked c have been walking d had been walking
Choose the best answer for each of the fllowing sentences
1. ............ if you work harder, you will be sacked.
A. Whether B. If C. However D. Unless
2. I think you should stop smoking.
A. If I am you, I will stop smoking B. If I were you, I will stop smoking
C. If I were you, I would stop smoking D. If I had been you, I would stop smoking
3. If you take the ice out of the fridge, it ...........
A. vaporizes B. melts C. heats D. disappears
4. We should do something to protect water from being polluted ........... we will have nothing to drink in the future.
A. if B. whether C. or D. unless
5. Let's knock on their door to see .......... home.
A. if they're B. unless they're C. whether they were D. if they were
6. Unless we .......... more snow, we can't go skiing.
A. will have B. have C. have had D. had
7. You'll fail the exam ........... you start revising.
A. if B. until C. when D. unless
8. Unless you wash the car, you .............. not drive it at the weekend
A. would B. could C. have to D. may
9. If Peter ............... his car before the drive, he ................ the problem of out of petrol.
A. cheked / will not get B. had checked / would not have got
C. checks / will not have got D. would be checking / will not have got
10. He stepped on the mine, and it exploded.
A. If he doesn't step on the mine, it doesn't explode.
B. If he doesn't step on the mine, it won't explode.
C. If he didn't step on the mine, it wouldn't explode.
D. If he hadn't step on the mine, it wouldn't have exploded.
I was sitting in a café where I often go for a drink after work. I called the waiter who I know quite well. I asked for a cup of coffee. While I was waiting I looked at a newspaper which was lying on the table. I started reading an article on the front page. It said: 'Police are looking for a woman, Catherine. She has been missing from her home for two weeks.' I looked at the photo. It showed a woman with dark curly hair and had a round face. I recognized it at once. She was my new neighbor. She had moved in just 2 weeks before
1) She was tired. She.................. for a long time
A. Has been learning B. had been learning C. learned D. was learning
2) Before the prime Minister leaves New Your he............ several talks.
A. will have had B. would have C. will be having D. has
3) We had just got out of car when it................ to set fire.
A. has begun B. had begun C. was beginning D. began
1) She was tired. She.................. for a long time
A. Has been learning B. had been learning C. learned D. was learning
2) Before the prime Minister leaves New Your he............ several talks.
A. will have had B. would have C. will be having D. has
3) We had just got out of car when it................ to set fire.
A. has begun B. had begun C. was beginning D. began
a
A.under nha bạn