题目内容:
When Lily came home at 5 p.m.yesterday,her mother________dinner in the kitchen.
A. cooked B. was cooking C. cooks D. has cooked
参考答案:
答案解析:
When Lily came home at 5 p.m.yesterday,her mother________dinner in the kitchen.
A. cooked B. was cooking C. cooks D. has cooked