We heard the famous singer______at the concert yesterday.A、singingB、to singC、s

游客2025-07-24  2

问题 We heard the famous singer______at the concert yesterday.

选项 A、singing
B、to sing
C、sing
D、sang

答案 C

解析 hear sb.do sth.听见某人做某事,而hear sb.doing sth.听见某人正在做某事,注意二者区别。
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