I got a letter from my mother a week ago. 句意不变I ___ ___from my mother a week ago.
问题描述:
I got a letter from my mother a week ago. 句意不变
I ___ ___from my mother a week ago.
答
have heard
后面有时间状语提示,那么根据语境应该是用过去完成时,收到某人的来信应该用短语hear from