— Were you at home at 8:00 last night? I
题型：选择题
问题：
— Were you at home at 8:00 last night? I called you but nobody answered.
— Sorry, I a nap at that time.
A．take
B．took
C．was taking
D．am taking
— Were you at home at 8:00 last night? I called you but nobody answered.
— Sorry, I a nap at that time.
A．take
B．took
C．was taking
D．am taking