题目内容
(2017·湖北黄冈)—Our classroom is so clean. Who's cleaned it,Li Fei?
—Sorry,I don't know. I think ________did it before class.
A. somebody B. nobody C. everyone D. anyone
A 【解析】句意:——我们的教室很干净,谁打扫干净了,李菲?——对不起,我不知道。我想有人在上课前做过。考查不定代词辨析题。A. somebody某人/有人,多用于肯定句;B. nobody没有人,表否定;C. everyone每个人,强调个体;D. anyone任何人。根据句意语境,可知BCD都与句意不合,故选A。
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