6. ―Mr Brown is very busy,isn't he?

―So he is. He has        greater responsibilities since he was promoted.

   A. taken off   B. taken after

   C. taken in   D. taken on

5. Success means working hard,but working hard doesn't        mean success.

   A. merely   B. necessarily

   C. probably   D. possibly

4. For most Americans,their 18th birthday        the end of one part of their life and the beginning of another.

   A. predicts   B. tells

   C. marks   D. inserts

3. The socalled health food was carefully        and found to contain a certain substance which is harmful to health.

   A. surveyed   B. classified

   C. analyzed   D. identified

2. My first painting went for $25,a small        then for an art student.

   A. fortune   B. expense

   C. cost   D. cash

1. Before the final examination,many students have shown        of tension. Some have trouble sleeping while others have less food.

   A. vision   B. conditions   C. signs   D. evidence

10. He has given us several telephone calls        his honesty and determination. (convince)

他给我们打了很多次电话，让我们相信他的真诚和决心。

9. Harry doesn't need to         ;he is always hardworking (make)

 Harry不需要被强迫着学习；他总是很刻苦。

8. The problem        concerns all of us. (discuss)

眼下在讨论的这个问题关乎我们所有人。

7. If I hadn't taken an umbrella when I left,I        now. (wet)

如果我离开时不带伞，我现在将全身湿透。