20] -Do you think we can get there on time? -Yes，_______ the truck doesn’t break down.

[译文] -你认为我们会准时到达那儿吗？-会的。只要车不出问题。

　 A. even if 　 B. unless

　 C. until 　 D. so long as

[答案及简析] D。 so long as=if。unless"除非"…unless the truck breaks down.

19] The new machine，if _________ properly，will work at least ten years.

[译文] 如果是用得当，这太新机器会使用10年的。

　 A. use 　 B. using

　 C. being used 　 D. used

[答案及简析] D。 本题考查分词与主语之间的关系。"if the new machine is used properly…"

18] -You must be excited about going to Japan for schooling.　-_________，but I’m afraid I can’t do well because my Japanese is poor.

[译文] 到日本去读书，你一定很激动。　--喔，我应该激动。但日语不好，我会担心做不好的。

　 A. Never mind 　 B. Well，I ought to

　 C. I don’t know yet 　 D. Certainly not

[答案及简析] B。 应为I ought to be excited about…Never mind用来回答道歉语，Certainly not用来回答别人的请求和询问等。

17] -Have you seen _________ watch? I left it here this morning.-I think I saw one somewhere. Is it _________ new one?

[译文] -你看到一只手表没有？上午我放在这儿的。-我想我见过。是一只新的？

　 A. a；/ 　 B. a；the

　 C. the；a 　 D. a；a

[答案及简析] D。 考查冠词的使用。不定冠词表示泛指。

16] It’s what he did _________ what he said that moved us.

[译文] 是我们感动的是他所做的事而不是他所说的话。

　 A. except for 　 B. but so

　 C. instead 　 D. rather than

[答案及简析] D。 考查强调句型。rather than"而不是"。

15] --What about _________ job?　--It?s too difficult _________ job for me.

[译文] --这个工作如何？　　--对我来说太难了。

　 A. the; a 　 B. the; the

　 C. a; the 　 D. a; a

[答案及简析] A。 前面是特指，后面是泛指。

14] It was the very place _________ the soldiers fought over sixty years ago.

[译文] 这就是战士们60多年前战斗过的地方。

　 A. that 　 B. which

　 C. where 　 D. there

[答案及简析] C。 定语从句。the very place 在从句中充当地点状语。

13] Good food，not _________，that’s how one gets fat.

[译文] 食物好，锻炼少，这就是一个人长胖的原因。

　 A. enough exercises 　 B. exercises enough

　 C. enough exercise 　 D. exercise enough

[答案及简析] C。 enough修饰名词时只能放在其修饰的名词前,而修饰形容词时要放在后"锻炼"之意；用作复数名词时为"体操""运动"。而这里应该是"锻炼"的意思。面。exercise作不可数名词时为"训练"

12] Mr. Green left _________ suddenly _________ he came.

[译文] 格林先生离开像来时一样突然。

　 A. so; that 　 B. so; as

　 C. as; that 　 D. as; as

[答案及简析] D。 此句为as…as…结构。

11] _________ is known to all，good friends _________ happiness and value to life.

[译文] 众所周知，好朋友给说增添快乐和价值。

　 A. It; add 　 B. As; add

　 C. It; add up 　 D. As; add to

[答案及简析] B。 as引导的定语从句修饰整个主句; add to sth."使增加,使增强"; add sth to sth. "把……加到……里边"; add up to"总计是……"。因句中已有介词to,所以只能选B。