return the money 与 pay back the money的区别?
return the money 与 pay back the money的区别?
看下题:
He says that he will _____ to me in three days.
A.return the money B.return back the money C.get the money back D.pay back the money
正确答案是D,我想知道的是为什么不能选A.搜索了一下,看到了同样的问题,但是解答的不清楚,希望了解的朋友帮下忙,