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【听力-参考答案】
11A 12A 13D 14A 15A
16D 17A 18B 19C 20A
21D 22D 23C 24C 25A
26C 27D 28D 29B 30B
31D 32D 33D 34C 35B
36selection of
37knowledge
38vegetables
39purchase
40determines
41single
42responsible
43rush
44Partly as a consequence of this limited time, over half of all American homes now have microwave ovens.
45The United States Department of Agriculture and the food industry collect sales statistics and keep accurate records.
46Red meat, which used to be the most popular choice for dinner, is no longer an American favorite.
adj. 优雅的,精美的,俊美的