Weallknowsmokingis的精选

问题详情：信息归纳下面是一篇有关吸烟的文章，请认真阅读后按信息表的项目要求填写信息。Weallknowsmokingisbad.Butsomejuniorhighschoolstudentshavethehabitofsmoking.Thenumberisabout5,000thousand.Manyofthemthink...