______ for something, a receipt is given to you.A．Paying B．Having paidC．When you

题干

______ for something, a receipt is given to you.

A．Paying	B．Having paid
C．When you have paid	D．To be paying

上一题下一题 0.85难度单项选择更新时间:2010-06-20 08:49:24

小学学科试题库

初中学科试题库

高中学科试题库