Question

— Where were you at 7:00 last night?
— I _____ to my mom at home.
A. write        B. was writing  C. wrote

Answer 1

B

考查过去进行时的用法。从问句句意“昨天晚上七点钟你在哪里？”可知问的是当时正在做什么事。因此用过去进行时。故选B。