They (live) ……………………………. in Hanoi from 1970 to 1999

1. They (live) ……………………………. in Hanoi from 1970 to 1999.

2. (you/ever/be) ……………………………. to United State?

3. Nobody lives in those houses. They (be) ……………………………. empty for many years.

4. Cindy is in her office. Recently she (do) ……………………………. a big project.
5. I (not/talk) ……………………………. very much when I was at school.
6. They (not/eat) ……………………………. meat since they saw that film about farm animals.
7.  I (just/ see) ……………………………. Kim outside the restaurant.