文档介绍： .  还可以作名词,表示“廉价品,交易,协议等”。Thecoatisabargainatsuchalowprice. Let’,I’[用法拓展] 购物时常用的单词、短语还有:1)charge 索价 (卖方要价))offer 出价(买方开价)Sheoffered$20forthescarf. 3)cost 成本,价钱,费用Whatwillbethecostofa10,000-mileservice? 4)price 价格,价钱What’sthepriceofthisradio,please? 5)change 找头,零钱 (不可数名词) cash orbuyalotofthings,youcanoftengeta ’thaveacreditcard,youcanpayforthesebooks incash.[翻译]你是要为这些东西付现金吗?Areyoupayingcashforthesethings?=Areyoupayingforthesethingsincash?%ofthecountry’%.→,惭愧,遗憾的事beashamedofsb./…beashamedtodo…:Ifhedidanything____________,Iwon’