—I phoned you at 7:00 this morning. But there was no answer.—Well, maybe I _________ morning exercises at that time.
#39781
A
was doing
B
did
C
is doing
D
would do
推荐题目
I _______ a museum with my friends at this time yesterday.
#39915
A
am visiting
B
was visiting
C
visited
D
will visit
Each of us   reading English books . 
#40556
A
like
B
likes
C
to like
D
liking .
China ______ the WTO for more than 10 years, and it has brought great changes to it.
#41666
A
has joined
B
has been in
C
has become a member of
D
has joined in
I met Jim yesterday, we _______ each other since _______ from the university.
#40326
A
haven’t seen, graduated
B
haven’t seen, graduating
C
hadn’t seen, graduating
D
hadn’t seen , graduated