— I called you at nine this morning, but there was no answer.— Oh, sorry, I ______ with my sister in the shopping center.
#41905
A
shop
B
was shopping
C
shopped
D
will shop
推荐题目
 We ___________ for a long time. Shall we play for a while?
#38820
A
study
B
Studied
C
have studied
D
are studying
When we hurried to the meeting room, the meeting _______.
#39527
A
had begun
B
had been on
C
has begun
D
has been on