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Chọn đáp án đúng nhất
1. She.....the ocean before she moved to Vancouver
A) had never seen
B) never seen
C) have never seen
D) had never saw
2. the teacher.....out when i arrived in the classroom
A) goes
B) have gone
C) has gone
D) had gone
3. I.....my document before the power went out in the computer lab
A) had save
B) have saved
C) had saved
D) saved
4. When they arrived we.....the test
A) had already started
B) have already started
C) starts
D) already starting
5. George.....his furniture before he moved to japan
A) have sold
B) had sold
C) had sell
D) sells
6. Larry.....his homework already by the time Roy came over
A) finishes
B) had finish
C) had finished
D) have finish
7. I.....a little Spanish before i went to Mexico
A) study
B) had studied
C) had study
D) have studied
8. Ruth.....an Austrailian unit she met John
A) had never met
B) have never met
C) never met
D) never have met
9. I.....such majestic mountains before i went to Banff
A) never seen
B) had never seen
C) never have seen
D) never saw
10. .....visited Toronto before your trip last summer?
A) have you ever
B) you had
D) had ever you
C) had you ever
By the time the vet __ from the town, half of the cows in the village __
A, arrived – will have died
B, arrived – has died
C, arrives – had died
D, arrived – died
1. David had gone home before we arrived.
After ....................we arrived ,David had gone home ..............................................................................................................................
2. We had lunch then we took a look around the shops.
Before ...................we took a look around the shops, we had had lunch.............................................................................................................................
3. The light had gone out before we got out of the office.
When .........we got out of the office, the light had gone out ........................................................................................................................................
4. After she had explained everything clearly, we started our work.
By the time ......................we started our work, she had explained everything clearly..................................................................................................................
5. My father had watered all the plants in the garden by the time my mother came home.
Before .................my mother came home, my father had watered all the plants in the garden ...............................................................................................................................
6. He hadn’t put the car into the garage before the typhoon came.
By the time ..........................the typhoon came, he hadn’t put the car into the garage ..............................................................................................................
7. Pele won three World Cups before he retired.
By the time Pele retired, ...................he had won 3 World Cups .................................................................................................
1. David had gone home before we arrived.
After .................... David had gone home, we arrived. ...
Đáp án đúng là D.
Đây là cấu trúc đảo ngữ" Hardly......when/before......" dùng để nhấn mạnh sự việc này xảy ra không lâu sau sự việc khác.
1. It was the first time I had been skiing
=> I have never ski before
2. I wanted to speak to Philip, but he had gone home earlier than I expected
=> I haven't spoken to Philip already because he had gone home earlier than I expected
3. Eating frog's legs was a new experience for Sally
=> Sally has never eaten frog's legs before
4. My friends had ordered their food some time before I got to the restaurant
=> My friends have just ordered their food some time before I got to the restaurant
5. I had left the house a few seconds before it started to rain
=> I have just left the house a few seconds then it rained