— The floor is dirty. Would you please _?
— With pleasure.
A. mop it up
B. mop up it
C. to mop it up
D. to mop up it
网友回答
(答案→)A. mop it up
B. mop up it
C. to mop it up
D. to mop up it
解析：Would you please 后面一般接动词原形，表示请你做某事行吗？人称代词做动词短语宾语时，一般要放在介词前面，动词后面，故选A。