321] At no point south of the Han River _______ more than a mile.

[译文] 在汉河南边的这个地方敌人前进不到一英里。

　 A. the enemy didn’t advance 　 B. the enemy advanced

　 C. did the enemy advance 　 D. didn’t

[答案及简析] C。 否定的短语在句首，要部分倒装。

320] Only at that time ______ that he had made a lot of mistakes in his homework.

[译文] 只有在那个时候他才认识到他作业中出了许多错误。

　 A. He realized 　 B. did he realize

　 C. he did realized 　 D. realized he

[答案及简析] B。 only引导的状语在句首，主句的谓语要部分倒装。

319] He ______ prison two years ago and now he _______.　

[译文] 两年前他被送进监狱而现在他被释放了。

　 A. was put in; was set free 　 B. was shut into, is set free

　 C. put into, has been set freely 　 D. was put into; has been set free

[答案及简析] D。 固定搭配put sb. into prison送某人进监狱；set sb. free释放某人。

318] _______ the two oceans the Pacific is ______ .

[译文] 在这两个海洋中，太平洋是最大的一个。

　 A. In; the large 　 B. For; larger

　 C. Of; larger 　 D. Of, the larger

[答案及简析] D。 在两个当中比较用比较级；在具体数目前的介词用of。

317] If city noise _______ from increasing, people _______ shout to be heard even at the dinner table 20 years from now.

[译文] 如果不制止噪音继续污染，从现在起20年后人们就不得不在吃饭的时候大声喊叫才能听得见。

　 A. are not kept; will have to 　 B. are not kept; have to

　 C. do not kept; will have to 　 D. do not kept; have to

[答案及简析] A。 keep sth. from doing sth.的被动形式；have to可以用于任何人称。

316] I _____ ten minutes to decide whether I should reject the offer.

[译文] 给我十分钟的时间再决定我是否拒绝帮助。

　 A. gave 　 B. was given

　 C. was giving 　 D. had given

[答案及简析] B。 give是及物动词，give sb. sth的被动形式。

315] The people are ______ young workers between the age of twenty and thirty.

[译文] 这些人大部分都是年龄二十到三十的年轻工人。

　 A. nearly 　 B. Almost

　 C. mostly 　 D. most

[答案及简析] C。 mostly副词"大部分"。

314] ______ the day on, the weather got worse.

[译文] 随着时间的一天天过去，气候变得越来越糟。

　 A. With 　 B. Since

　 C. Which 　 D. As

[答案及简析] A。 复合结构，表示伴随。

313] I’m pleased ______ should be done has already been done.

[译文] 该做的已经做完了，对此我感到满意。

　 A. with what 　 B. that that

　 C. by that 　 D. that what

[答案及简析] D。 that引导一个宾语从句，但不在从句中充当成分；what引导一个名词性从句，在主句中充当主语同时在从句中充当宾语。

312] ----- Do you know our town at all?　　----- No, this is the first time I ______ here.

[译文] --你了解我们城市吗？　--不了解，这是我第一次到这儿。

　 A. was 　 B. have been

　 C. came 　 D. are coming

[答案及简析] B。 It(this) is the …time that…. 在这个句型中从句要用完成时态。