Father was so angry at all ____l was doing ____he walked out of the room

题目

Father was so angry at all ____l was doing ____he walked out of the room
A what,what
B which,that
C that,which
D that,that
选D,为什么?

答案

前一个that,all that=what,all that I was doing,所有我正在做的事情
后一个 that,是和前面的so 连用,so.that...,太..以致于.爸爸太生气以致于走出了房间.