My mother is busy_____ the room.
#49979
A
clean
B
to clean
C
cleaning
D
cleans
推荐题目
Could you please ______ loudly in the library?
#49465
A
don’t talk
B
don’t say
C
not to talk
D
not talk
–Which hair band do you like best, madam?–I can’t decide now. I really don’t know _________.
#49336
A
to choose which one
B
choose which one
C
which one to choose
D
which one I should choose it
Although we’ve learned English for years, we have trouble _____ the foreigners.
#50181
A
understand
B
to understand
C
understanding
D
of understanding