City University of Hong Kong CLASS CLASS
Making Sense of Grammar
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掌握从句的用法对英语学习至关重要
asked Mar 8, 2019 in Questions about English Grammar by 116070100333lichenxi (220 points) | 305 views

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定义:如果一个句子复合句中充当一个主语,那么这个句子就是主语从句.
It 作形式主语和it引导强调句的比较
It 作形式主语代替主语从句,主要是为了平衡句子结构,主语从句的连接词没有变化。而it引导的强调句则是对句子某一部分进行强调,无论强调的是什么成分,都可用连词that。被强调部分指人是也可用who/whom。

answered Mar 14, 2019 by 116030300312fb (8,740 points)

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993 questions
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13 comments
7,389 users