Before fridges came into use it was still possibl
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Before fridges came into use,it was still possible for people to have fresh foods because_______.
A.milk,meat,vegetables,etc.were delivered
B.it has promoted the sales of many kinds of commodities
C.foods can be preserved
D.most kids like iced soft drinks
E.every housewife needs food
F. the fridge produced when it is working
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答案:A
空格所在句子的基本时态(主句时态)是一般过去时,所以空格所在的结构(从句结构)应该是过去时态的一种,所以只有选项A、F可能是答案。由文章第二段第一、二句可知,在20世纪50年代,冰箱开始使用之前,牛奶、肉、蔬菜等食物都会被送上门,所以人们仍然可能获得新鲜的食物。A项最合适。
