I remember[ ] ,but I have forgetten the exact number A.paying B.being paid C.to pay D.to be paid
问题描述：
I remember[ ] ,but I have forgetten the exact number A.paying B.being paid C.to pay D.to be paid
答
B,
remember to do sth,记得去做某事,但不一定做了
remember doing sth,记得做过某事
本题可解释为 我记得我的钱已经付了,但是确切的数目我已经忘了.