That he said something in the meeting surprised all of us 这个句子开头为什么要加That

问题描述:

That he said something in the meeting surprised all of us 这个句子开头为什么要加That
不可以把that去掉吗?

由于后面有了somthing(表示他所说的内容),所以前面用that
如果没有somthing ,前面就可以用what ,表述What he said in the meeting