高中英语语法一点通——名词性从句

四位一体——知识清单+难点突破+解题秘诀+易错题型 高中英语语法一点通——名词性从句 知识清单 1、 名词性从句的定义、分类及特征 在句中起到名词所能充当的句子成分的从句称之为名词性从句，名词常用来作主语、宾语、表语、同位语，因此，对应的名词性从句可以分为四大类：主语从句、宾语从句、表语从句、同位语从句。 类别 特征 主语从句 1、作句子主语的从句叫作主语从句。 2、为避免句子头重脚轻，常用形式主语it代替主语从句，把主语从句置于句尾。常用的句型有：It is/was+形容词/名词/过去分词+that从句。 Whether he can come to the party on time depends on the traffic. It’s a great pity that they didn’t get married. It is true that the man on the left is a well-known writer here. It is required that all members be present. 宾语从句 1、作句子宾语的从句叫作宾语从句。宾语从句在句中可以作及物动词或者介词的宾语。 2、某些结构中可用it作形式宾语：（1）动词make, find, think, feel, consider, believe等后面接宾语补足语时，常用的结构为：动词+it+宾语补足语（形容词或者名词）+宾语从句；（2）有些表示好恶的动词，如：like, appreciate, dislike等带宾语从句时，需要在宾语从句前加it。 3、that引导宾语从句，一般不充当介词的宾语，但可作in和except的宾语，其它介词后要用形式宾语it。 Hearing that his son was badly wounded, he hurried to the hospital to see him. There was a discussion about whether the proposal was practical. I think it necessary that we take plenty of boiled water every day. I would appreciate it very much