I____my teacher carefully,but I can't _____her.

问题描述:

I____my teacher carefully,but I can't _____her.
是填listen to,hear吗?

嗯,listen to 通常强调动作正在进行的,还没结束的.例如,I am listen to music.
而hear强调过程已经结束了.例如Dad,do you hear something?