问题
Who was _____ that called him and told him to buy some milk? [ ]
A: that
B: it
C: what
D: this
B: it
C: what
D: this
正确答案是：
同类题型
Before you quit your job, ______how your family would feel about your decision. [ ]
I am afraid I would have little influence over her________her mind was made up on any subject[ ]
Ann is in hospital.— Oh, really I ______ know. I ______ go and visit her.
Scientists are convinced___the positiveeffect of laughter___physical and mental health.