常见的肯定形式表示否定意义 ■anything but 决不 (=not…at all) Your answer is anything but perfect. 你的答复一点儿也不完美。  http://yingyu.chazidian.com注：该结构也可如下例一般，表示“除～外，任何都…”之意：I’ll give you anything but that. 除了那个之外，我什么都可以给你。 ■far from 完全不  The show was far from being a success. 那次表演并不成功。 ■fail to 无法～ (=do not, cannot) Even Big Ben failed to strike correctly one day when its chiming mechanism failed. 即使是大笨钟(英国国会议堂大钟)，都有可能因为敲钟装置故障而有敲错的一天。 注：never fail to 意为“一定”。如：He never fails to write home to his parents every month. 他每个月必定写信给他的双亲。 ■too…to… 太……，以致无法……He was too young to have learned to say no to a woman. 他太年轻了，还没学会向女人说不。  ■the last+名词+to不定式〔关系代词从句〕 最不……Jack would be the last man to believe that. 杰克是绝对不可能相信这种事的人。He is the last person who(m) we would want to come. 他是我们最不欢迎的人。■much [still] less 更别提 He can hardly understand French, much less Latin. 他不太懂法文，更别提拉丁文。 注：let alone 也有“更别说”之意：He cannot speak German, let alone Dutch. 他不会说德文，更别提丹麦文了。 ■know better than to 还没笨到……I know better than to do such a thing. 我还没笨到去做那种事。 ■(but) in vain (但却)无法办到He tried to open the door, (but) in vain. 他试着要开门，但却做不到。■more than 无法…… The heat was more than he could stand. 那种炎热的程度是他所不能忍受的。■beyond 无法……The scenery is beautiful beyond description. 那里的风景美得非笔墨可形容。 ■be above 是……之力所不能及，无法……Her lecture was above me (=my understanding). 她上的课超乎我能理解的范围。 He is above telling lies. 他不屑撒谎。■be free from 没有，不This district is free from air pollution. 这个地方是没有空气污染的。  注：be free of 也可表示：没有。如(from http://yingyu.chazidian.com)：Some day the world may be free of hunger. 也许有一天世界能免于饥荒。