高考英语名词性从句讲解 .pdf

高考英语名词性从句讲解 高考英语名词性从句讲解 一、概念： 名词性从句相当于名词词组，在复合句中起名词性作用。 分类：主语从句、表语从句、宾语从句和同位语从句。 引导名词性从句的 1）连接词：that, whether, if; 2 ）关系代词：who, whom, whose, what, which, whatever, whichever; 3) 关系副词：when, where, how, why. 二、要点 ： 人 物 主语 ： who, whoever what, whatever 宾语： whom, whomever what, whatever 名词性从句 表语： whom what 定语：which what whose 状语when where why how whenever however wherever 不做成份：that if/whether as if /as though 三、基础知识学习： 1 主语从句: 主语从句是在复合句中代替作主语的名词, 充当主语的从句，通常放在主句谓 语动词之前或由形式主语it 代替，而本身放在句子末尾。 1.that 引导的主语从句 ①句首 That a round-trip to Mars would take more than a year and a half is estimated. That he misunderstood me is obvious. That 引导主语从句，放句首，不做任何成分，不可省略。 1 / 12 高考英语名词性从句讲解 ②用形式主语it 来引导句子 A. that 引导主语从句放句首时，有时会为了避免头重脚轻，保持句子平衡，常用it 做形式 主语，把真正的that 引导的主语从句放句后。 It is strange that he made no answer. It is known to all that the earth is round. B. 用it 做形式主语的主语从句结构 注意：i. 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 。例如： It is a pity that you didn’t go to see the film. It is in the morning that the murder took place. ii. whoever, whatever, whichever 等词可以引导主语从句, 但no matter who, no matter what 等不能. Whoever breaks the school rules must be punished. 试比较：Whoever breaks the schools rules, he must be punished. =No matter who breaks the school rules, he must be punished. 1、It + be + 名词 + that 从