英语语法名词性从句知识：概念和用法介绍
<p> 【导语】英语语法让很多学生都头疼，因为复杂难懂的句式和词组有时难以记忆。英语网为大家整理了英语语法大全，希望对同学们的英语语法学习有所帮助。更多内容尽在英语网。</p><p> 在句子中起名词作用的句子叫名词性从句 (<span word="Noun">Noun</span> <span word="Clauses">Clauses</span>)。 名词性从句的功能相当于名词词组， 它在复合句中能担任主语、宾语、表语、同位语、介词宾语等，因此根据它在句中不同的语法功能，名词性从句又可分别称为主语从句、宾语从句、表语从句和同位语从句。</p><p> 分类</p><p> 引导名词性从句的连接词可分为三类：</p><p> 连词(5个)：<span word="that">that</span> (本身无意义。引导单一的宾语从句时<span word="that">that</span>常可省略，但引导主语从句、表语从句、同位语从句时<span word="that">that</span>通常不被省略)</p><p> <span word="whether">whether</span>,<span word="if">if</span> (均表示是否表明从句内容的不确定性)</p><p> <span word="as">as</span> <span word="if">if</span> ,<span word="as">as</span> <span word="though">though</span> (均表示好像，似乎)</p><p> 以上在从句中均不充当任何成分</p><p> 连接代词(10个)：<span word="what">what</span>, <span word="whatever">whatever</span>, <span word="who">who</span>, <span word="whoever">whoever</span>, <span word="whom">whom</span>, <span word="whomever">whomever</span>, <span word="whose">whose</span>,<span word="whosever">whosever</span>, <span word="which">which</span>, <span word="whichever">whichever</span></p><p> 连接副词(7个)：<span word="when">when</span>, <span word="where">where</span>, <span word="how">how</span>, <span word="why">why</span>, <span word="whenever">whenever</span>, <span word="wherever">wherever</span>, <span word="however">however</span></p><p> 不可省略的连词：</p><p> 1. 介词后的连词。</p><p> 2. 引导主语从句和同位语从句的连词不可省略。</p>
页:
[1]