人教版高中英语专题10 名词性从句 （解析版）.doc

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专题10 名词性从句（解析版）
Part 1：知识点梳理
主语从句、宾语从句、表语从句的基本用法；
易混引导词的辨析；
名词性从句、定语从句和状语从句的区分。
知识点1　基本用法
连接代词
what, which, who, whose, whom, whatever, whichever, whoever, whomever
有词义，在从句中担任主语、表语、宾语、或定语等成分
连接副词
how, when, where, why, however, whenever, wherever
有词义，在从句中担任状语成分
从属连词
that, whether, if
除that外均有词义，在从句中不担任成分，只起连接作用
知识点2 主语从句
1. 引导词
在复合句中充当主句主语的从句叫作主语从句。主语从句的常见引导词有：
(1)从属连词： that, whether, if
(2)连接代词：what, which, who, whose, whom, whatever, whichever, whoever, whomever
(3)连接副词：how, when, where, why, however, whenever, wherever
2. it作形式主语
在通常情况下，that引导主语从句时，常用it作形式主语，而将that从句置于句尾。用it作形式主语通常有以下四种句型：
(1)It＋be＋形容词＋从句：
It is necessary that... 有必要……
It is important that... 重要的是……
It is obvious that... 很明显……
(2)It＋be＋过去分词＋从句：
It is believed that... 人们相信……
It is known to all that... 众所周知……
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It has been decided that... 已决定……
(3)It＋be＋名词(短语)＋从句：
It is common knowledge that... ……是常识
It is a surprise that... 令人惊奇的是……
It is a fact that... 事实是……
(4)It＋不及物动词/动词短语＋从句：
It appears that... 似乎……
It happens that... 碰巧……
It occurs to sb. that... 某人突然想起……
It doesn’t matter whether... ……没有关系
知识点3　　宾语从句
介词+wh-类连接词引导的宾语从句
His father is worried about whether he would lose his work.
besides/beyond/but/except/that (除了)
Have you heard anything beyond that he is ill?
Criticism and self-criticism is necessary but that it helps us correct our mistakes.
find,feel,think,consider,make,believe等+it+宾语补足语+that引导的宾语从句
I think it necessary that we take plenty of boiled water every day.
hate,enjoy,like,love,dislike,see to等+it+宾语从句
I hate it when they talk with their mouths full of food.
形容词+宾语从句
I’m sure that they can make it.
知识点4　表语从句
1. 引导词
在复合句中充当表语的从句叫作表语从句，可接表语从句的连系动词有be, seem, look, sound, taste, feel, remain, appear等。表语从句的常见引导词有：
(1)从属连词： that, whether
(2)连接代词： what, which, who, whose, whom, whatever, whichever, wh