____makes us happy is______ our parents are still healthy and strong.

问题描述:

____makes us happy is______ our parents are still healthy and strong.
A.It that B what that
我觉得是选B 能不能讲一下 为什么?

答案应该是B如果选A 的话,前半句已经是一个完整的句子了,根本不需要后半截.It makes us happy.无语法错误,只是不知道具体内容而已.而what makes us happy 除非后面跟的是“?”否则句子就没完,因为人家不知道这句话要...