18. Because of my poor English I'm afraid I can't make myself ______. A. understand B. to understand C. understanding D. understood ...

8. In addition to rice, we need to _______ our diet with fish, meat and vegetable. A. supplement B. replace C. add D. eat ...

3. John’s father ________ mathematics in this school ever since he graduated from Harvard University. A. taught B. teaches C. has taught D. is teaching ...

8. Don’t you feel surprised to see George at the meeting? Yes. I really didn’t think he ______ here. A. has been B. had been C. would be D. would have been ...

3. __________ his examination of the patient, the doctor wrote out a prescription. A. Having finished B. Finishing C. Finished D. Having been finished ...

4. It was the only way I could find the peace of mind I needed to relax.(选择最恰当的译文) A. 这是我找到安心休息所需要的内心平静的惟一方法 B. 惟有这样我才能找到安心休息所需要的内心平静 ...

8. Jack’s mother has to (A) call him at least half a dozen (B)times until(C) he comes down(D) to his dinner.（选择有错误的一项） A. has to B. half a dozen C. until D. comes down ...

25. He ___ to his coustomer and halved the price. A. leaked B. drew C. quoted D. yielded ...

20. The theme park is ___. A. worth to visit B. a worthy visit C. worth being visited D. worth visiting ...

14. He perfers to live with his mother than ___ her alone. A. to leave B. leaving C. leave D. leaves作业答案来源：www.vu80.com 更多资源共享。 ...