内容正文:
英语三大从句
名词性从句
· 定义:在句子中起名词作用的句子。
· 分类:主语从句、宾语从句、表语从句、同位语从句
· 连接词:引导名词性从句词。
人:who(主)、whom(宾))
物:what(主宾表)
连接代词 哪一个:which(有选择范围)
谁的:whose(+名词,表从属关系)
表疑问:when(时间)、where(地点)
why(原因)、how(方式)
连接副词 表陈述:that(无成分、无意义、只起关联作用)
表是否:whether、if句子1中名词film作主语,句子2中把名词换成了一个从句作主语
The film is interesting.
主 系 表
What I am watching is interesting.(主语从句)
主 系 表
句子1中名词books作宾语,句子2中what he said这个从句从宾语
I like books.
主 谓 宾
I believe what he said.(宾语从句)
主 谓 宾句子1中名词writer作表语,句子2中that 引导宾语从句
Tom is a writer.
主 谓 宾
The fact is that many people want to live in big cities.(表语从句)
主 系 表句子1中名词Harry Potter作同位语,句子2中that 引导一个从句作同位语
I like the book, Harry Potter.
主 谓 宾 同
I agree with the view that many people want to live in big cities.
主 谓 宾 同
一、主语从句
1. 句式:连接词+句子+系+表
连接词+句子+谓+宾
2. 连接词:
· that引导的主语从句
That French is difficult is ture.
That引导主语从句
主语从句一般写成it做形式主语,把真正主语从句放到后面。
e.g. It is true that French is difficult.
常见的句型:
It is adj. + that从句
clear 清晰的 likely 可能的
strange 奇怪的 (im)possible (不)可能的
certain 明确的 important 重要的
e.g. It is likely that there will be a snowstorm.
很可能会有一场暴风雪。
It is n. + that从句
a pity 遗憾 an honour 荣幸
a fact 事实 a wonder 奇迹
good news 好消息 no wonder 难怪
e.g. It is a pity that you miss the opportunity.
真遗憾你错过了这次机会。
It is 过去分词 + that从句
said 据说 told 有人高速
heard 听说 reported 据报道
advised 有人建议 thought 有人认为
suggested 有人建议 hoped 有人希望
e.g. It is heard that he is a good father.
听说他是一个好爸爸。
It is 不及物动词+that从句
seem 似乎 happen 碰巧
occur 出现 turn out 结果是
e.g. It happened that I saw him yesterday.
碰巧我昨天看见了他。
· whether/if引导的主语从句:是否
1) whether置于句首、句末;if置于句末
2) if引导的主语,前面要用it作形式主语
e.g. Whether it will rain is uncertain.
It is uncertain whether/if it