It’s ten o’clock. Betty _______ piano.

We all thinks that Jack ____________ for his son’s bad performance at school.

Amy _______ goes to KFC for hamburgers on weekends. She likes them very much.

Did you see Dr Ma yesterday afternoon?— No. When I got to his office, he ______ already.

We had _______ 8-day holiday during this National holidays, but some of us felt unhappy because of _________heavy traffic on the highways.