Đáp án bài tập 1 thì quá khứ hoàn thành tiếp diễn Past perfect continous

Đề bài

Bài tập 1: 

1. When I arrived, they (wait) ................................. for me. They were very angry with me.

2. We (run) .................................along the street for about 40 minutes when a car suddenly stopped right in front of us.

3. Yesterday, my brother said he (stop) .................................smoking for 2 months.

4. Someone (paint) ................................. the room because the smell of the paint was very strong when I got into the room.

5. They (talk) ................................ on the phone when the rain poured down.

6. They ………………………..… (talk) in the park when storm broke.

7. The man ………………………….. (pay) for his new car in cash.

8. I …………………………………. (already/eat) breakfast by the time the others woke up.

9. It ……………………….. (snow) for three days when suddenly the sun came out.

10. Sam …………………………… (work) here for six years before he left to go to university.

Đáp án

1. had been waiting

2. had been running 

3. had been stopping

4. had been painting

5. had been talking

6. had been talking

7. had been paying

8. already had been eating

9. had been snowing

10. had been working