205. Radar enables the pilot of an airliner to take off, fly and land in _____.

   A. danger    B. comfort   C. continuity    D. safety

[答案]D. safety.

[注释]in safety安全地。从逻辑上看，其他选择均不切题。

204. He's the kind of man who is fond of _____ compliments to other men's wives.

   A. paying    B. saying    C. expressing    D. showing

[答案]A. paying

[注释]pay a compliment (compliments) to sb.恭维某人。

203. When a space shuttle has accomplished its _____, it can be ready for another trip in about two weeks.

   A. venture    B. mission    C. commission    D. responsibility

 [答案]B. mission.

[注释]mission通常指一种特殊的、特定的且有一定难度的使命或工作，常与accomplish, complete等词搭配，如：accomplish a historic mission完成一项历史使命。Venture冒险；常指商业上的冒险投机。例如：He declined the business venture. Commission委任；代理；佣金。He often goes beyond his commission.(他时常越权。)responsibility责任。

本题译文：当航天飞机完成了它的使命，它能在大约两周内做好准备再次航行。

202. People cannot but feel _____, for they simply cannot understand how he could have made such a stupid mistake.

   A. puzzled    B. delighted    C. induced    D. inspired

[答案]A. puzzled.

[注释]be (feel, get) puzzled感到迷惑、为难。

本题译文：人们不得不感到迷惑，因为他们简直不能理解，他怎么能犯这样愚蠢的错误。

201. What makes the space shuttle _____ is that it takes off like a rocket but lands like an airplane.

   A. exceptional    B. strange    C. unique    D. rare

[答案]C. unique.

[注释]unique(=being the only one of its type)同类事物中独一无二的。如：This stamp is unique; all others like it have been lost or destroyed.

200. Alice was very sorry to hear that her grandmother had _____ two days before.

   A. broken off    B. passed off

   C. given away    D. passed away

 [答案]D. passed away.

[注释]pass away(=die)死亡，是"死亡"的委婉语。

break off中断；give away给掉；泄露；pass off中止，中断。

199. Comrade Li Dazhao, _____ librarian of Beijing University, was one of the founders of the Chinese Communist Party.

   A. sometimes    B. sometime    C. some time    D. some times

[答案]B. sometime.

[注释]sometime(=former)过去的，以前的：Alice Brown, a sometime pupil of our school, is now a teacher there.

198. The speaker _____ several other subjects in the course of his talk but mostly kept himself to the main topic.

   A. held on    B. worked out    C. touched on    D. kept out of

[答案]C. touched on

[注释]touch on简单谈到。参阅178注释。

197. At first the institute refused to purchase the telescope, but this decision was _____ revised.

   A. occasionally    B. consequently

   C. successively    D. subsequently.

[答案]D. subsequently.

[注释]subsequently(=afterwards)随后，其后。

[注释]respectable受到尊敬的。详见117.注释。

本题译文：没有一个想象到这个看起来令人尊敬的商人竟是一个罪犯。