The room is full of water,can you __?单项选择A mop up itB mop it upC mopping up itD to mop it up
问题描述：
The room is full of water,can you __?单项选择
A mop up it
B mop it up
C mopping up it
D to mop it up
答
B
can后面+动词原形排除C、D
目测应该和look it up in the dictionary的用法一样 选B