I _______ keep dogs for protection, but now I keep them as pets.
#78113
A
would rather
B
had better
C
used to
D
have to
推荐题目
Look! The light in the room is still on. Mr. Liu at work.
#77067
A
must
B
can’t be
C
must be
D
have to be
--- I was lucky to win a gold medal in the 800-meter-race. --- You __________ through tough training.
#63221
A
must go
B
should go
C
must have gone
D
should have gone
I still remember my happy childhood when my mother ______ take me to Disneyland at weekends.
#62178
A
might
B
must
C
would
D
should