yesterday ,I h什么 from my mother,I was very happy

问题描述:

yesterday ,I h什么 from my mother,I was very happy

heard
hear from sb 收到某人的来信

hear?

heard
hear 的过去时
hear from 收到来信

应该是yesterday, I heard from my mother, I was very happy.

yesterday ,I heard from my mother,I was very happy
因为hear from表示收到某人来信,另外是昨天,所以用过去式