There is lots of water all over the floor. Would you please _?---With pleasure.A. mop

问题补充：

--- There is lots of water all over the floor. Would you please _?

---With pleasure.

A. mop it up

B. mop up it

C. to mop it up

D. to mop up it

答案：

(答案→)A. mop it up

B. mop up it

C. to mop it up

D. to mop up it

解析：句意:地板上有好多水，请你把它拖一下好吗？-非常乐意。mop up 是一个固定短语，拖地的意思，后跟代词做宾语时，代词只能放在中间；would you please 请你…好吗？这是一个表示请求的句型，后面应跟动词的原形，故选A。