2. He doesn’t want to fall behind his classmates.

He wants to ____ ____ _____ his classmates.

1. It’s best to go home now.

You ____ ____ ____ home now.

20. In front of my house ______ two tall trees.

　　　　　 A. was　　　 B. has　　 C. stands　　　 D. stand

19. He and his parents ______ teachers in the same middle school.

　　　　　 A. all are　　 B. are all　　　 C. both are　　 D. are both

18. They _______ the game yesterday, didn’t they?

　　　　　 A. win　　 B. winned 　　　C. won　　 D. winner

17. _____ the end of the first lap, he was first.

　　　　　 A. By　　　 B. In　　　 C. At　　　　 D. For

16. After watching TV, he went on _____ to the radio.

　　　　　 A. to listen　　 B. listen　　　 C. listened　　 D. listening

15. I have _____ and I can do it ______.

　　　　　 A. time enough; good enough　 B. time enough; enough well

　　　　　 C. enough time; well enough　　 D. enough time; enough well

14. She is not my sister ______ my friend.

　　　　　 A. but　　　　 B. and　　　　 C. or　　　　　 D. so

13. Hurry up, ______ you’ll be late.

　　　　　 A. so　　　　　 B. or　　　　 C.but　　　　 D. and