宾语从句的结构

主句 + 连接词(引导词) + 宾语从句

在句子中起宾语作用的句子叫宾语从句，宾语从句 放在及物动词或介词之后作宾语。

I don't know why he is always late for school.

We all agree with what you said at the meeting.

宾语从句