là ^2 có dg ko

1. He...lived............ (live) in his father's house till his father died.

2. He..has served................ (serve) in the army for ten years, then he (retire)...retired..................and(marry)...married..........................

3. They had locked the house before I...got................(get) there.

4. I took the book back to the library when I .has read..(read) it.

5. After the guests....has left..............(leave), I.....went...(go) to bed.

6. As soon as we.....has finished....(finish) dinner, we went shopping.

7. The movie...has begun................ (begin) when we got there.

8. Until yesterday, I never (hear) ..has never heard...about it.

9. The sun..has set..................(set) before I was ready to go.

10. It was pleased to see Mary again yesterday. I...hasn't seen...(not/see) her for a long time.

ko biết đúng ko nữa

What were you doing at this time yesterday?

-> what were being done by you at this time yesterday?

mình ko biết có đg ko nữa