SCIENCE STUDY

Be careful when you’re sneezing

作者：TEENS

为什么打喷嚏的时候不能憋着？

Ahchoo! During cold season, many of us can’t stop sneezing (打喷嚏). Some people may hold their nose and close their mouth when they sneeze. This is the polite thing to do. But it can be a bad idea sometimes. Do you know why?

点击阅读全文

对本期电子报订户、有效期内的VIP教师会员和本学期初三尊享卡用户，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。

相关文章
When you find it hard to connect with others （801期）Tips for saving money when traveling （800期）When it’s time to stop looking back （799期）Should I still exercise when I feel sore? （799期）Small actions can show you’re ready （797期）True or false: You can eat food dropped on the floor （797期）How much do you know about the largest land animal on our planet? （796期）