Question

【题目】Since you've spilt the milk， you'll have to ________.
A.mop it up
B.mop up it
C.mop them up
D.mop up them

Answer 1

【答案】A
【解析】句意：既然你把牛奶溅出来了，你必须清理干净。mop up 擦去、肃清、用拖把拖洗。milk是不可数名词，用it代替；动词+副词结构的宾语，放在短语中间。故选A。