If you lose her pen,you will have to ___ ___ it.
问题描述：
If you lose her pen,you will have to ___ ___ it.
汉语是：如果你把她的钢笔弄丢了,你就得赔偿.
答
pay for 不仅有“为……付款”的意思,有时它还强调“偿还”“为……付出代价”的意思.而pay off主要是强调“还清债务”的意思.