An important contribution made by the invention o
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An important contribution made by the invention of the fridge is that_______.
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：B
空格前面部分的内容说“冰箱的发明所作出的一个重要的贡献是……”我们在解答概括大意题时，已经了解到“市场销售/贸易”是“冰箱的贡献”，对比剩下的选项，可判断B项冰箱促进了各种商品的梢售是正确答案。