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张道真英语用法（大众珍藏版·第二版） [:1704917241]
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237 Cleft Sentences
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有时为了强调可以把句子中的一部分提前，而把其他部分变为一种定语从句，如：
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（例句译文省略）
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Nancy saw a snake in the garden.
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也可对动词加以强调，甚至对整个句子加以强调：
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The girl cried for help.
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可改为What the girl did was (to) cry for help.
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A young boy drove the car away.
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可改为What happened was (that) a young boy drove the car away.
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还有一种强调的办法，就是使用it，如：
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Helen found the key on her bed yesterday.
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这种强调句也可使用否定结构：
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It wasn’t my brother who found the key… It was Helen who…
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如果强调的主语为人称代词，则有两种改法：
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It is I who am to blame. （正式说法）
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It’s me that’s to blame. （口语说法）
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如想避免过于正规或过于口语化，则可以说I’m the person (the one) who’s to blame.
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也可用下面的结构：
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It wasn’t until yesterday that I received the letter.
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It was only when I read your letter that I realized what was happening.
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张道真英语用法（大众珍藏版·第二版） [:1704917242]
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238 clergyman—minister—priest
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