求高中英语经典句型 最好有例句叼一点的

句型1
　　as if/though+主语+did/had done…好像……(表示现在或将来的情况用过去时;表示过去的情况用过去完成时)
[例句]Alan talked about Rome as if he had been there. Alan　　
句型2
　　"wish +宾语从句"，表示不大 可能实现的愿望
　　表示现在的愿望：主语+过去时;
　　表示过去的愿望：主语+had done;
　　表示将来的愿望：主语+would/could do
[例句]How I wish we students had more free time to relax ourselves!
句型3
　　would rather that somebody did…"宁愿……;更愿意……"(表示现在或将来的愿望)
　　would rather that somebody had done…"宁愿……;更愿意……"(表示过去的愿望)
　　[例句]
　　I'd rather you posted the letter right now. 我想让你现在去寄信。
　　I'd rather you were not a celebrated actor. In that case, we could spend more time together.
　　我到情愿你不是个知名演员，这样我们可以有更多的时间在一起。
　　I'd rather that I hadn't seen her yesterday. 我情愿昨天没有看到她。
　
句型4
　　It's high/about time that somebody did (should do) (should通常不省略) …早就该……
　　[例句]
　　It's time that you went to school.= It's time that you should go to school.
　　It's high time that we did something to improve our environment. 该是我们为环保做些事情了。
　　I think it's high time that she made up her mind. 我想她该拿定主意了。
　　句型5
　　情态动词+动词不定式完成结构的用法
　　could have done "本来可以……"(表示过去没有实现的可能)。
　　might have done "本来可能……;本来应该或可以做某事"(实际没有发生;含有轻微的责备语气。
　　should/ought to have done "本来该做某事"(而实际未做)
　　should not/ought not to have done "本来不该做"(实际却做过了，含有责备语气)
　　needn't have done "本来不必做"(但是已经做过了)
　　would rather have done "当时宁愿做了某事"(实际没有做过);否定式would rather not have done表达相反意思，两者都有表示"后悔"之意。
　　句型6
　　as, though, although引导的让步状语从句。
　　[注意]although位于句首;though位于句首或句中;as位于句中=though。它的词序是把句中强调的形容词、副词、动词或名词放在连词前。[参考倒装结构] 请注意下列句式的变化：
　　[例句]
　　1. Although/Though I'm young, I already know what career I want to follow.
　　→Young as/though I am, I already know what career I want to follow.
　　我虽然年轻，但我已经明白我应该追随什么样的事业。
　　2. Although/Though I respect him very much, I cannot agree with his idea.
　　→Much as/though I respect him, I cannot agree with his idea. 虽然我很尊重他，但是我不同意他的观点。
　　3. Although/Though he is a child, he knows a lot of Chinese characters.
　　→Child(省略冠词)as/though he is, he knows a lot of Chinese characters. 他虽然还是个孩子，却认识了许多汉字。
　　4. Although he tried, he couldn't solve the problem.
　　→Try as he might, he couldn't solve the problem. 尽管他努力了，但是他没有解决问题。

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