VOA标准英语2013.02.19
[audio]http://sound.yywz123.com/tingbbs/voa/voa20130219.mp3[/audio]There was a 48 percent increase in the number of deaths from lung cancer,which is commonly caused by smoking tobacco.肺癌的死亡人数上升了48%,这种疾病通常由吸烟引起.
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