OUR WORLD

Smoking tobacco is a theat not only to smokers

作者：21ST

SECONDHAND smoke kills more than 600,000 people worldwide every year, according to a study published last month in the British medical journal The Lancet.

点击阅读全文

对本期电子报订户、有效期内的VIP教师会员和本学期高三尊享卡用户，我们开放所有内容：
如果您拥有以上权限，请点这里登录；
订阅电子报，请点这里；
激活VIP教师卡，请点这里；
激活21英语尊享卡，请点这里。