Theysawaman_______onthestreet,bu

发布时间:2020-07-26 19:37:04

They saw a man _______ on the street, but they didn't know what was happening.A.runsB.ranC.runD.running

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D解析根据see sb. doing sth.看见某人正在做某事,强调动作,而see sb. do sth.表示看见某人做过某事,强调过程。
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