198. [答案]C. touched on[注释]touch on简单谈到。参阅Ⅲ.178注释。

197.[答案]D. subsequently.[注释]subsequently(=afterwards)随后，其后。

196.[答案]B. respectable.[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。

195.[答案]B. results.[注释]result意为“由某种活动或某种原因所产生的结果”，如：obtain(=get, attain, gain win, secure)good results(取得好结果)，publish the results(公布成绩)。

194.[答案]D. restrictions.[注释]restriction(可数名称)限制性规定：It is a club with rigid restrictions on its membership.Limitation局限性，不足之处，不利之处(可数)：1)I know my limitations.(我了解我的不足之处。) 2)Every from of art has its limitations.(每种艺术形式都有其局限性。)

193.[答案]C. reset[注释]the rest (of)剩余部分，其余。remain作“剩余物”(=what is left)解时常用复数形式，如：the remains of a meal(残羹剩饭)。[ALI]《新英汉辞典》认为也可以用单数，可作参考。

192.[答案]B. pains. [注释]take pains to do sth.下苦功夫做某事：I'm grateful because you have taken pains to show me how to do the work.

191.[答案]C. at all.[注释]at all全然，真地(常用于肯定句中)：If you do it at all, do it well.(你若真做，就得做好。)not...at all全不，毫不：He doesn't seem at all interested in my plane.(他似乎对我的计划毫无兴趣。)above all(=most important of all)最重要的。in all总计：We were fifteen in all.(我们总计15人。)after all毕竟，终究。本题译文：他是否努力工作到并不重要，问题是他是否真正地做了。

190.[答案]C. tolerable.

　[注释]tolerable(=fairly good, not too bad)可忍受的：The pain has become tolerable. manageable可处理的;可管理的;controllable可控制的;perceivable可觉察的。

　本题译文：料想到的嗓音通常情况下比起等量的意外嗓音来说是可以忍受的。

189.[答案]B. stay.[注释]preserve, stay, maintain, reserve这4个词均有“保持”，“维持”之意。stay后可接形容词作表语：The weather stayed wet for three days.其他3个词均为及物动词。Preserve(=keep safe from decay, risk, harm, danger, going bad etc.)保存，保护：1)Policemen preserve order in the streets.(警察在街上维持秩序。) 2)We must preserve our natural resources.(我们必须保护自然资源。)3)You paint woodwork to preserve it.(你油漆木制品以防腐烂。)Maintain(=keep up)保持，维持，维修。Reserve(=keep for a special purpose; store)保留，预定：1)I'll reserve my opinion at his time,(这时我将保留我的看法。) 2)I'll phone up today and reserve a room.(我今天将打电话预定一个房间。)

　本题译文：专家们说，步行是一个人保持健康的最好方法之一。