Hewasabouthalfwaythroughhismeal__

发布时间：2020-07-27 08:04:57

He was about halfway through his meal ________ a familiar voice came to his ears．A.whyB.whereC.whenD.while

网友回答

C解析when作连词，表“正在这时，突然”，主句中的谓语动词往往是表示状态存在或动作进行的动词．
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