Question

【题目】He denied ________ down the old man although some witnesses said so.

A.knockB.to knockC.knockingD.knocked

Answer 1

【答案】C

【解析】

句意：他否认撞倒了那位老人，尽管有目击者说他那样做了。

本题考查非谓语动词。knock是动词原形；to knock是动词不定式；knocking是现在分词或动名词；knocked是过去分词。deny doing sth否认做某事，故选C。