---What _________ to the building?   ---It _________ when all the people were sleeping. 
#56521
A
has happened; was broken in
B
was happening; was broken down
C
was happened; broke into
D
happened; was broken into
推荐题目
---The fire was finally __________. Unfortunately, 10 people lost their lives. --- I hope the accident like this __________ happen.
#54648
A
put up, not to happen
B
put away, not happen
C
put down, not happens
D
put out, won’t happen
A number of tourists ____ Yangzhou many times because it is such a beautiful city.
#52204
A
have been to
B
has been to
C
has gone to
D
have gone to
Who are you ________?
#59969
A
listening
B
listening to
C
listening for
D
listen