The boy was doing homework while his mother      dinner.
#40660
A
cooks
B
cooked
C
was cooking
D
will cook
推荐题目
One of the students __________ good at ________piano.
#37683
A
are, playing the
B
is, play the
C
are, playing
D
is, playing the
While he_____ on the phone, a man walked into his room.
#39822
A
was talking
B
talked
C
is talking
D
talk
—I was at the cinema at 9 o’clock last night. What about you?—        at home.
#39946
A
am watching TV
B
was watching TV
C
will watch TV
D
watched TV
My husband always ______ me flowers every week before we got married, but now he never ________.
#36294
A
sends; does
B
sent; does
C
was going to send; do
D
sent; do