填空there is a discount ___ these clothes.you can buy one ___ a 30%_英语解答

填空there is a discount ___ these clothes.you can buy one ___ a 30% discount

人气：427 ℃　时间：2019-09-23 08:53:41

解答

on 如：Is there a discount on the sunglasses?
at 如：the business of selling merchandise at a discount.