11. The basin is used　 _____ your hands at the end of your experiment.

A.　　 to wash

B.　　　 washing

C.　　　 to washing

D.　　 wash

10. I don't like the book, because it is _____ difficult.

A.　　 fairly

B.　　　 quite

C.　　　 rather

D.　　 much

9. The meat _____ delicious. I like it very much.

A.　　 sounds

B.　　　 feels

C.　　　 tastes

D.　　 turns

8. You must do everything ____ you _____.

A.　　 as, are told to　

B.　　　 as are told

C.　　　 like, like

D.　　 like, as

7. please ______ the electricity when you leave the room.

　　　 A. turn on　　　　　　 B. turn off　　　　　　 C. turn up　　　　　　　　　　 D. turn down

　　　 从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。

6．Don't go anywhere _____ I'm back, or you may get lost.

　　　 A. unless　　 　　　　 B. if　　　　　　　　　　　 C. until　 　　　　　　　　　　 D. once

5. We spent the whole day walking and f______ got to the village before dark.

4. In the chemistry lab, you must follow the teacher's i______.

3. She looked s______ at her son because her son didn't pass the exam.

2. Our teacher said she was the p______ person to be our monitor.