hear表示“听见”的意思时，通常不能用于进行时态。但是，用于表示“听，听取”（意思接近listen to）的意思时，可以用进行时，表示动作正在进行。张道真教授主编的《现代英语用法词典》修订版收录的以下例句均出自英美原著：

Which judge is hearing the case ? (GPU) 

He couldn't quite grasp what he was hearing. (Sinclair)

The judge was hearing Jones V. Robison. (Henderson)

I shall be hearing some new applicants for the choir this afternoon. (Mis) 

They had been hearing Montanelli preach in the Cathedral. (Voynich) 

My brother was hearing me practise my part in the play. (GPU)