I often hear her ____________after class.

题目

I often hear her ____________after class.
A.to sing B.sang C.sing D.sings 为什么不是D

答案

hear同see,watch,feel,notice等感观动词一样,其宾语后所接的不定式不含to.
I often hear her sing.
我常听到她唱歌.
既然是感官动词 当然是+动词原形啦