1. How often _____ your mother _____ (go)shopping?
2. Peter _____ (go) to watch the basketball match if he is free tomorrow.  
3. Linda _____ (visit) the Science Museum next Sunday.
4. Mr. Huang _____ (teach) us English two years ago.
5. Mr. Green _____ (live) in Beijing since he came to China.
6. The Kings _____ (watch) TV at this time last night.
7. Tony will come to my birthday party if it _____ (not rain) tomorrow.  
8. My cousin is a student and he _____ (study) at a middle school nearby.
9. My father _____ (be) to Beijing three times this year.
10. Listen! Who _____ (play) the piano in the next room?

1. How often             your mother              (go) shopping?
2. Peter              (go) to watch the basketball match if he is free tomorrow.
3. Linda              (visit) the Science Museum next Sunday.
4. Mr Huang              (teach) us English two years ago.
5. Mr Green              (live) in Beijing since he came to China.
6. The Kings              (watch) TV at this time last night.
7. Tony will come to my birthday party if it             (not rain) tomorrow.
8. My cousin is a student and he             (study) at a middle school nearby.
9. My father              (be) to Beijing three times this year.
10. Listen! Who              (play) the piano in the next room?