12. I feel that one of my main duties _________ a teacher is to help the students to become better learners.

　　 A. for　　 　　 B. by　　 　　　　 C. as 　　　　　　 D. with

11. ___________ you use English, ___________ mistakes you’ll make while using it.

A. The more; the less　 　　　　 B. The more; the fewer

C. Much; fewer　　　　　 　 D. More; fewer

10. He is said ____________ in the supermarket when he was doing shopping yesterday.

A. being badly treated　　 　　 B. treating badly　　

C. to be treated badly　　 　　　 D. to have been badly treated

9. He ___________ to persuade Eric, but he failed.

A. attempted　 　　　　　　　　　　　 B. succeeded　　 　　 C. managed　　 　 D. admitted

8. A quarrel ___________, which made him ____________ his family.

A. was broken out; break away　　 　　　　　　　　 B. broke out; break away from

C. was broken away; break out　　 　　　　　　　　 D. broke out; to break away from

7. In common ___________ many teachers, he is strict ____________ the students.

A. to; in　　 　 B. with; in　　 　　　　　　　　　　　　 C. with; with　　 　 D. with; to

6. Chemicals in the body ____________ our food ___________ useful nutrients.

　　　 A. break down; into　　　　　　　　 B. break up; in C. break in; to　 　 D. break off; in

5. Everything had a name, and each name gave ___________ to a new thought.

A. off　 　　　　　　 B. out　 　　　　　 C. birth　 　　　　 D. in

4. The teacher asked a difficult question, but John finally ___________ a good answer.

A. came through　　　　　　　　　　　 B. kept up with 　　 C. pulled out　 　　 D. came up with

3. --- What do you think they are in praise of?

　 --- _____________.

A. For Tom to win the first prize　 　　　　　　　　 B. Tom’s winning the first prize

C. Tom won the first prize　　　 D. Because Tom won the first prize