问题

What were you doing this time yesterday?—-I ________ my homework at John’s house.

A:do
B:am doing
C:did
D:was doing

正确答案是：

标签： doing , were , what

同类题型

Where is Mr. Black? I can’t find him.——Oh, he ________ his car behind the house now.

Is this ________ elephant or _______ lion?

. ________ in one leg, he never had a chance to get a job.

It is the second time that I ____ in Shanghai. What great changes! It’s years since I ____ here last time.

_______ Wednesday, I have to study ________ a Chinese exam. [ ]