题目内容
【题目】When she got home, the first thing _______ she did was to clean the house.
A. which B. who C. that D. what
【答案】C
【解析】
试题分析：句意：当她回到家里，她做的第一件事就是打扫房子。先行词thing在定语从句中作宾语，该用关系代词that代替，所以选C。
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题目内容
【题目】When she got home, the first thing _______ she did was to clean the house.
A. which B. who C. that D. what
【答案】C
【解析】
试题分析：句意：当她回到家里，她做的第一件事就是打扫房子。先行词thing在定语从句中作宾语，该用关系代词that代替，所以选C。