The floor is very dirty. Will you please ______?
#43008
A
mop it up
B
mop up it
C
to mop it up
D
to mop up it
推荐题目
1 often take a bus to school, but _____I go to school by bike.
#41134
A
some time
B
sometime
C
some times
D
sometimes
___________ a wonderful sense of humour. 
#36008
A
The English have
B
The English has
C
English have
D
English has
Can you_______ a key to school______me?
#43647
A
take, to
B
need, to
C
bring, for
D
give, for