It’s necessary _____ the dog’s fur and play with it for _______.
#44028
A
brushing, sometimes
B
to brush, sometime
C
brushing, sometimes
D
to brush, some time
推荐题目
—Have you _____ had dumplings? —No, not _____. 
#41474
A
ever; yet
B
ever; ever
C
yet; yet
D
yet; ever
She ______________ travel by car because she was afraid of flying.
#43053
A
used to
B
is used to
C
was used to
D
were used to
 People have learned a lot fromstudies.
#35692
A
science
B
scientific
C
scientist
D
sightseeing