9. I happened _________(meet) my old friend in the street yesterday.

8. I ______ never ______(see) such a wonderful film before.

7. ----______he _______(be) to Beijing before?

　 ----Yes, he has.

6. _______(thank) to your help, I can find my dog.

5. ----When _____he ______(return) it?

　 ----Half an hour ago.

4. They _____(not hear) of that thing yet.

3. ----How long ______ you ______ (study) English?

　 ----For two years.

2. Two ______ (visit) have just arrived, they are ______(America).

1. ----You look ________(worry). What’s happened?

　 ----Oh, I can’t find my English book.

10. ----Can you _____ him to me?

　 ----He has big eyes, a small nose and blond hair.

B．用所给词的适当形式填空。(10分)