题型:判断题 ---Dad, could I have an MP3 like this one ?---Sure, we can buy ________ one, but as good as this.A.a more cheap B.a much cheaperC.a most cheapD.the cheapest 查看答案
题型:判断题 ( )是一种使买者和卖者聚集在一起相互交易并决定商品或劳务的价格和交易数量的机制,其实质是沟通商品交换中的各种经济关系,实现参与者各自不同的经济利益。A.市场机制B.市场经济C.市场体系D.市场 查看答案