When questions in class，one should answer them as clearly as possibleA. askingB. to askC.

发布时间：2020-08-16 17:53:56

When     questions in class，one should answer them as clearly as possible．
A. asking
B. to ask
C. to be asked
D. asked

网友回答

A. asking
B. to ask
C. to be asked
(答案→)D. asked
解析： 考查非谓语动词。Ask和它的逻辑主语one之间是动宾关系，所以用过去分词表被动，且表示一般的情况，选D。
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