1. Our students are free to study _____ interests them.

A. that B. whichever C. whatever D. anything

答案： C

2. Mathematics _____ easy to learn.

A. is B. are C. can D. feels

答案：A

3. It’s never _____ .

A. late enough to learn B. not late enough to learn

C. too late to learn D. so late as not learn

答案： C

4. I don’t know whether he is still _____ in collecting coins. He used to be, but that was several years ago.

A. interested B. interesting

C. interest D. disinterested

答案：A

5. The noise outside was _____.

A. too irritating that

B. so irritating so his speech was hardly audible

C. so irritating that his speech was hardly audible

D. so irritating enough that his speech was hardly audible

答案：C

6. In ancient China, people used to send smoke _____ to warn that the enemy were coming.

A. signs B. signals C. symbols D. marks

答案: B

7. The icy conditions made our travel dangerous. So _____ going by car we took the underground.

A. instead of B. in addition to

C. as well as D. at the cost of

答案: A

8. Sometimes my job is boring, but _____ I enjoy it.

A. by contrast B. by nature

C. on the whole D. on the average

答案: C

9. I’ll buy the clock _____ it costs.

A. what B. whatever C. where D. however

答案: B

10. _____ Mr.Wilson is well again, he can travel.

A. Now that B. So far C. Though D. Even if

答案: A