【题目】More and more people choose to shop in a supermarket as it offers a great _____ of goods.
A. variety B. mixture
C. extension D. combination
在线课程【答案】A
【解析】
试题分析：句意: 越来越多的人选择在超市购物因为它提供了各种各样的食物供选择。A. variety多样化，变化；B. mixture 混合物；C. extension延长；D. combination联合。综上可知，选A。