1. He was delighted_________the company had been efficient .
A） at how B） at that C） for that D） because of
2. He was worrying about_________his friend had arrived at the destination safely.
A） if B） whether C） that D） how
3. Most people(A) know that(B) it is like to have(C) their blood pressure taken， but few understand the meaning of the numbers used to record(D) blood pressure. （TOEFL，1978）
4.“What did the teacher say to you just now?” “She asked me_________”
A） whether or not I finished my work.
B） did I finish my work or not.
C） is my work finished or not
D） if or not I have finished my work （TOEFL， 1975）
5.“What did you say to Paul when he told you he's planning to elope”
“I asked him_________what he is doing.”
A） was he sure to know B） does he know for sure
C） whether he sure knows D） if he is sure he knows （TOEFL， 1971.6）
6. “Well， here I am at last.”
“Good! I was worried _________be back on time.”
A） if that you'd B） so you'd
C） whether you wouldn't D） that you wouldn't （TOEFL， 1975.2）
7. “Have you found your book yet”
“No， I am not sure_________I could have done with it.”
A） whether B） where C） when D） what（TOEFL， 1970.10）
8. In some countries，_________ is called “equality” does not really mean equal rights for all people.
A)which B)what C)that D)one （B4，1995.6-55）
9.By success I don't mean_________usually thought of when that word is used.
A)what is B)that we C)as you D)all is（B4，1996.6-49)
10.Benjamin Bannecker participated(A) in the 1781 survey that fixed(B) the boundaries(C) of which(D) is now Washington ，D.C..（TOEFL，1987，7）
11. If you get lost in the woods， a little knowledge can turn_________ some people call a hardship into an enjoyable stay away from the trouble of modern society.
A） which B） that C） what D） all which
12. Bannecker showed_________these men had made errors in their research.
A） which B） if C） those D） where
13. Such a statement simply means that the man making it does not know how to do_________is impossible.
A） what he says B） what he says that
C） that what he says D） that what he says that
14. Doctors in America have recently(A) made clear(B) that a cancer-producing(C) substance in cigarettes has been(D) demonstrated.
参考答案：
1. A对。他对那家公司的效率感到满意。
2. B对。他担心他的朋友是否安全到达目的地。(if从句和that从句都不能作介词的宾语。）
3. B错,应改为what。大多数人都知道量血压是怎么回事,但很少有人知道量血压的数字的意义。
4. A对。“刚才那老师跟你说什么?”“她问我做完作业没有。”
5. D对。“保尔告诉你他打算私奔后,你怎么说?”“我问他是否确实知道他在做什么事情。”
6. D对。“我终于到了这里。”“好极了!我真担心你不会按时回来。”
7. D对。“你找到了你的书没有?”“没有,我拿不准把它放到哪儿了。”
8. B 对。在某些国家,被称为“平等”的东西,并不意味着真正对所有的人平等。
9.A对。我说的成功,并不是指我们使用该词时通常所想的东西。
10. D错。应改为what。本杰明.班内克参加了1791年的勘测现在的华盛顿特区的边界的工作。
11. C 对。如果你在森林里迷了路,你只要有一点知识,有些人认为是很艰苦的事情,就会变成远离现代社会烦恼的享受。
12. D对。 班内克指出了他们在研究中的错误。
13. A对。说这话只不过意味着这人不懂得如何去做他们认为不可能办得到的事。
14.B错。应改为it clear。美国医生最近阐明:香烟里含有一种致癌物质已经得到证实。
