题干

The coats are 200 dollars each, but______we offer a discount of 30%, you’ll get one for only 140 dollars.
A.thoughB.unlessC.beforeD.since
上一题 下一题 0.64难度 单项选择 更新时间:2013-06-20 05:24:19

答案(点此获取答案解析)