Choose the best answer.
Our friends send these postcards to us.
Cách 1: These postcards _____ by ourfriends.
Cách 2: We _______by our friends.
A. are sent to us/ are sent these postcard
B. were sent for us/ are sent with these postcard
C. are sent us/ are sent with these postcard
D. are sent us/ are sent to these postcard