问题描述： 禁烟辩论(英文版)要有正反论证也要有中文(4-5分钟)快点啊! 1个回答 分类：英语 2014-10-08 问题解答： 我来补答 Tobacco has not been proven to be harmful to health.Tobacco and smoking is a harmless pleasure enjoyed by many for many years.Many older people derive great pleasure for a smoke now and then. 展开全文阅读
