Question

【题目】 The results of the experiment proved to be very good, _________ was more than we expected.

A. which B. what

C. that D. this

Answer 1

【答案】A

【解析】试题分析：考查定语从句。句意：实验的结果证明很好，这超出了我们的预期。A. which 引导定语从句做主语或宾语 B. what 引导名词性从句做主语或宾语 C. that 引导定语从句做主语或宾语 ，不能用于逗号或介词后， D. this指示代词，这个。本句which 指代前面一件事，在从句中做主语。故选A。