240] It was until last year that he ______.

[译文] 他作为英语老师在一所中学一直工作到去年。

　 A. left his home town for a new start 　 B. came to realize the importance of leaving English

　 C. worked as an English teacher at a middle school 　 D. set out to build a new house of h his own

[答案及简析] C。 强调句型。注意until引导的句型是肯定的意思其谓语动词应该是延续性动词。

239] The boy pretended ______ his homework, when his parents came back home.

[译文] 他的父母回来的时候，这个男孩假装在做作业。

　 A. to do 　 B. do

　 C. doing 　 D. to be doing

[答案及简析] D。 假装正在做什么，应该用进行时态。

238] They need twenty more workers ______ their group to do the job.

[译文] 除了这一组的人帮助工作外，还需要二十个人。

　 A. except 　 B. but

　 C. beside 　 D. besides

[答案及简析] D。 这儿指的是包括在内，故选besides。

237] In the cinema, there was an old man______ beside me.

[译文] 在电影院，有个老头坐在我的旁边。

　 A. at 　 B. sit

　 C. sitting 　 D. to sit

[答案及简析] C。 用现在分词做定语。不定式表示将来。

236] He gets up early and reads English aloud, ___ he has greatly improved his English

[译文] 他早起大声地读英语，这样他的英语提高很大。

　 A. on the way 　 B. by the way

　 C. in this way 　 D. in this means

[答案及简析] C。 on the way在去…路上；by the way顺便说一句；in this way用这种方法；in this means介词用错了。

235] It’s the fifth time ______ late this term.

[译文] 这是本期你第五次迟到。

　 A. that you ’ve arrived 　 B. that you arrived

　 C. when you ’ve arrived 　 D. when you arrived

[答案及简析] A。 在句型中的从句要用完成时态。详见本站语法栏目中的《it句型大扫描》。

234] The sun shines brightly in the sky______ us light and heat.

[译文] 天上的艳阳给我们光和热。

　 A. that give 　 B. having given

　 C. to give 　 D. giving

[答案及简析] D。 现在分词短语表示伴随。

233] This is the ______ bag ______ lost yesterday, but it’s not mine.

[译文] 这个包和昨天丢的那个一个样式的，但它不是我的。

　 A. same; as 　 B. same; that

　 C. very; that 　 D. such; as

[答案及简析] A。 the same…that…和…一样(原物)； the same …as…和…类似。

232] ----- Do you have clothes ______? I’ll wash them for you. ------No, thank you. I will wash them myself.

[译文] --你有衣服要洗吗？我帮你洗。--谢谢，我要自己洗。

　 A. to be washed 　 B. to wash

　 C. washing 　 D. being washed

[答案及简析] A。 在该句型中，如果不定式的动作主语发不出来，就得用被动式。

231] ______ a good insulator(绝缘体) , rubber is often used in cables.

[译文] 由于是较好的绝缘体，橡胶常用于电缆。

　 A. Having been 　 B. To be

　 C. Be 　 D. Being

[答案及简析] D。 现在分词短语表原因，状态等；不定时表示将来，目的。