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Listen!I can hear many people___ in the next door.A.to sing B.sang C.singing D.sung

分类: 作业答案 • 2022-02-17 11:39:26

问题描述：

Listen!I can hear many people___ in the next door.A.to sing B.sang C.singing D.sung

答

C.singing
hear sb doing sth 听到某人正在做某事