I didn't hear( )you for a long timeA.from B.of C.to D./

问题描述:

I didn't hear( )you for a long time
A.from B.of C.to D./

hear from
固定搭配

A hear from
v.
接到...的信

hear from sb = receive a letter from sb 表示收到某人的来信
所以选A

A. From
其他都错。