题目内容：
10% discount if you Day vour bill within 30 days of receiving goods.To get the discount, you must A．receive the goods within thirty days.
B．deliver the goods within thirty days.
C．pay for the goods within thirty days.
参考答案：
答案解析：
单选题：10% discount if you Day vour bill within 30 days of receivin
- 题目分类：初级
- 题目类型：单选题
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To get the discount, you must A．receive the goods within thirty days.
B．deliver the goods within thirty days.
C．pay for the goods within thirty days.