She________inthenextroomjustn

发布时间：2020-07-28 01:23:15

She ________ in the next room just now. She must be there now.A.heard to singB.was heard to singC.heard singingD.heard sing

网友回答

B解析主谓之间是被动关系，句中有just now，需用过去时，故用was heard to do sth.。
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