宾语从句中的what和that

问题描述:

宾语从句中的what和that
The old woman was shocked by what had happened to her daughter.
这句话中what可不可以用that代
为什么

首先:what happened 发生了什么事并没有that hanpened 说法其次:很简单,如果能去掉这个引导词而不影响句子意思的,就用that;否则就用其他的.因为在宾语从句中that是没有实际意义的,而what,which,where等要保留他们...