Sheis______newcomerto______chemistry

发布时间:2020-07-12 04:03:31

She is______new er to______chemistry but she has already made some important discoveries.












A.the; the











B.the;/










C.a;/










D.a; the

网友回答

C解析表示学科的名词,不与冠词连用;er“来者”,为可数名词,在此表示泛指。
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