10. It is difficult for us to learn a lesson in life　　　　 we’ve actually had that lesson.

A. until　　　　 B. after　　　　　 C. since　　　　　 D. when

9. -Why does he look unhappy?

-Because his parents don’t　　　　 　of his going to study in Australia alone.

A. allow　　　　　　　　 B. agree

C. permit　　　　　　　　 D. approve

8. I’m sorry it’s　　　　 　my power to make a final decision on the project.

A. over 　　　　　　　　　B. above

C. off　　　　　　　　　 D. beyond

7. The experts in this department don’t go out very often as their work 　　　　all their time.

A. takes away　　　　　　 B. takes in

C. takes over　　　　　　 D. takes up

6. The crowd cheered wildly at the sight of Liu Xiang, who was reported 　　　　the world record in the 110-metre-hurdle race.

A. breaking　　　　　　　 B. having broken

C. to have broken　　 　　D. to break

5. The computer was used in teaching. As a result, not only　　　　 , but students became more interested in the lessons.

A. saved was teachers’energy

B. was teachers’energy saved

C. teachers’energy was saved

D. was saved teachers’energy

4. Knowing how long the test would 　　　　, the students who had finished　　 　back and waited until the end of the exam.

A. take place；sat　　　　 B. happen；set

C. last；settled　　　　　 D. go on；to settle

3. The manager was very angry, for he had sent his business partner two thousand machines yesterday, half of　　　　 unqualified.

A. them　　　　　 B. what　　　　　　　　 C. which　　　　　　 D. whom

2. I couldn’t get through; someone　　　　 the

telephone.

A. may be using　　　　　 B. may have used

C. must have been using　 D. must be using

从A、B、C和D四个选项中，选出可以填入空白处的最佳选项。

1. Hospital staff burst into cheers after doctors completed a 20?hour operation to have one?year?old twins　　　　 　at the head.

A. isolated　　　　 B. separated　　　　 C. divided　　　　　 D. removed