9. I'm afraid you (　　　　 ) behind the others if you don't study hard.

8. I didn't go to the cinema (　　　　　 ) I was very busy.

7. ( 　　　　) you ever (　　　　 ) to America?

6. Don't talk here loudly. My grandpa (　　　　 ).

5. Meimei is a good student. She often (　　　　 ) her classmates.

4. What a (　　　　 ) dictionary it is!

3. They have learned English (　　　 ) over two years.

2. She (　　　 ) watch TV (　　　 ) she finishes her homework.

　　　 help, not...until, build, useful, oneself, sleep, be, fall, for, because

1. "When (　　　 ) the house (　　　 ) ?" "Twenty years ago."

5. Hurry up, or we'll be late for school.

　　　 A. Come up　　 B. Be careful 　C. Be quick　　 (　 )