—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
The population of the world ____ still ____ now.
#39634
A
has; grown
B
is; growing
C
will; grow
D
is; grown
—Are you going anywhere?—I ______about visiting my sister, but I have changed my mind.
#36299
A
think
B
have thought
C
will think
D
thought
The guests were _________ in the front rows ________ to the president attentively.
#36726
A
seating; listened
B
seating; listening
C
seated; listened
D
seated; listening
— I went to your house yesterday afternoon, but you were not in.— Sorry. I _______ basketball with my classmates.
#40219
A
am playing
B
was playing
C
played
D
have played