Mr. Smith was so angry at all Bill was doing he left.A. that…whatB. that…thatC. which…wh

问题补充：

Mr. Smith was so angry at all Bill was doing he left.

A. that…what

B. that…that

C. which…which

D. what…that

答案：

A. that…what

(答案→)B. that…that

C. which…which

D. what…that

解析：本题考查句子结构辨别的能力。第一空:先行词为all,由that引导定语从句;第二空:that与前半句中的so呼应,引导结果状语从句。