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

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：主要测试宾语从句。由句子的语境可知译文为：史密斯先生对比尔做的他让比尔做的事情如此生气。第一空主要测试定语从句，并且先行词为不定代词all，只能选择关系代词that；第二空主要测试宾语从句：句子 he left中需要动词leave的宾语，同时动词do也需要宾语，双重作用的引导词只能是what。