主站系统采用商业关系数据库的目的是为了标准化接口和保证系统的实时性。
参考答案：错
Shopping by television will never take ____ place of shopping in stores, as many experts say, because
many people find shopping at a store ____ great enjoyment.[ ]
A./; a
B. the; a
C. a ; the
D. a; /
