Smoking and Cancer（高一适用）
摘要
Americans smoke six thousand million cigarettes every year, that is, every person in the country, aged 18 or more, smokes about 4195 cigarettes a year. It has been reported that 51% of American men smoke while 34% of American women do so.
引用本文（GB/T 7714）
徐鸿钧. Smoking and Cancer（高一适用）[J]. 中学英语园地：高三版, 2000.
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