内容正文:
Unit5
主语从句
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content
宾语从句
主语从句
表语从句
同位语从句
陈述句语序
一般疑问句语序
特殊疑问句语序
同位语从句和定语从句的区别
PART 01
陈述句语序
一般疑问句语序
特殊疑问句语序
我不知道他们要去打架。
我不知道他们是否要去打架。
我不知道他们要去和谁打架。
I don’t know whom they are going to have a fight with.
I don’t know whether they are going to have a fight.
I don’t know that they are going to have a fight.
语序
他们要去打架。
They are going to have a fight
PART 02
宾语从句
例句
(1)陈述句作宾语从句(引导词:that常省略,在从句中不做句子成分,只起引导作用)
I realized (that) he was an old friend of mine.
I know (that) he is the top students in his class.
that 不可省略的情况:宾语从句是由两个并列的句子组成。第一个that可省略,第二个that不可省略
e.g. I know (that) he is a good student and that he studies hard.
例句
(2)一般疑问句作宾语从句(引导词:whether/if通常可互换,在从句中不做句子成分,只起引导作用)
只能用whether不能用if的情况
It depends on whether it will be fine tomorrow.(接在介词后)
I don’t know whether he will come or not tomorrow.
(①与or not连用时:书面语或正式场合用whether;口语或非正式场合 用whether或if都可以
②whether or not√; if or not ×)
例句
拓展
宾语从句该用什么时态用什么时态;条件状语从句或时间状语从句需符合主将从现
I don’t know whether he will come.
If he comes, I