I'm interested in ____you have saidA.all that B.all what C.that D.which

I'm interested in ____you have said
A.all that B.all what C.that D.which

A,该项等于 what ,all做in的宾语,that引导定语从句,修饰all

all that

A 我对你刚讲的一切都感兴趣。

~~~~~~满意请采纳，多谢！(*^__^*) ~~~~~~

B

A 理由：all作定语从句的先行词，引导词需用that . 通常all that= what 。故选A。