When l passed the next room,l heard someone --- Chinese in it.A.r_其他解答

When l passed the next room,l heard someone --- Chinese in it.A.readingB.was readingC.readD.reads
为什么

人气：239 ℃　时间：2020-03-21 05:07:00

解答

A,此人正在读语文
hear sb. doing sth.
hear sb. do sth. 不是正在做某事