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It 用法 学案 “It”在强调句型用法、“It”作形式主语、“It”作形式宾语 关于强调句型的用法 I saw the man in the park yesterday afternoon 强调主语“not….until”句型的强调 I didn’t go to bed until my father came home last night. Not until强调句型 __________________________________________. Not until 位于句首倒装 ____________________________________________ ⑶ 特殊疑问句的强调 Who was to blame for this accident? _________________________________________. Conclusion:强调句型的三种形式 陈述句：It is∕was+被强调部分+that∕who+其他… 一般疑问句：Was∕Is it+被强调部分+that∕who+其他… 特殊疑问句：Who is∕was it+that∕who+其他… 1).It was ___________________(直到二十世纪八十年代初)that this kind of service was developed enough for businesses. 2).I think it is the chemistry teacher rather than the students __________________for the failure of the last experiment.(blame) 3).It is not how much you read but what you read____________ (重要)（count） 4).“Can you tell me _________________(究竟在哪儿)you lost your money？”her mother asked.(it) 5). It was at the church _________________（他们见面）for the first time that they got married.(meet) 2. 关于“It”作形式主语的用法 To from a good habit is very important. Going on a diet is no use. That she will succeed is certain. Conclusion: it作形式主语，而把真正的主语放在后面，通常充当真正主语的可以是动词的不定式，动词的ing形式，和that引导的主语从句。 ⑴ It’s∕ was +形式词+（for sb）+动词不定式短语 Translation:对老人来说，能够理解他们的感受是必要的。 . ⑵ It’s∕was +形式词+(of sb)+动词不定式短语 Translation:你这样做很聪明。 . ⑶ It’s∕was +形容词∕名词+动名词 It is no good/ no use / useless doing sth. Translation: 牛奶撒了，哭也没用。（覆水难收） . ⑷ It’s necessary∕important∕strange∕natural + that+从句 （从句的谓语动词要用虚拟语气，即_________+动词原形） Translation:为了满足工作的需要，我们掌握一门技术是很有必要的。 . ⑸ It’s∕was suggested∕advised ∕ordered ∕required + that+从句 Translation: 据建议，他们要离开开始工作。 . ⑹ It’s∕was said∕ told∕ heard∕ reported ∕thought +that +从句 =sb./ sth. is said /reported to do /to be done /to have done/to have been done/to be doing Translation: 据说那个出名的明星下个星期将会在我市举办演唱会。 . ⑺ It’s∕ was a pity ∕a shame ∕a fact ∕an honor∕ no wonder + that + 从句 Translation: 难