The floor is all wet .Please ____   ___ .
#54541
A
cleans it
B
cleaned
C
mop up it
D
mop it up
推荐题目
Mr. Brown _____ go to bed early, but now he ____going to bed early.
#60025
A
used to, used to
B
used to, is used to
C
is used to, sued to
D
is used to, is used to
 We are looking  forward to     English .
#59716
A
learn
B
learning
C
learns
D
to learning .
Anyone who sings well can       the activity in our school. 
#61962
A
take part in
B
take off
C
take out
D
take care of