问题 选择题

When we went past her house, we heard her ____ in her room.

A.dance

B.dancing

C.sing

D.singing

答案

答案:D

考查感官动词。hear sb. do sth.“听到某人做了某事”;hear sb. doing sth.“听到某人正在做某事”。句意“当我们经过她的房子时,我们听到她正在唱歌。”故选D。

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