______ is that I promised to make friends with the dishonest girl.
A、The only thing what I regret
B、What I regret most
C、All what I really regret most
D、That I regret most
查看答案
正确答案
试题解析
句意:最让我后悔的是答应与那个不诚实的女孩交朋友。本题可以采用排除法。选项A,选项C里面都包含了一个定语从句,而what不能引导定语从句。如果选D项,主句将变成That is that…。所以只能选B项,这是what引导的主语从句。