It’s well known that smoking is bad for our health. It does much harm to our lung.
众所周知，吸烟有害健康。它会损害我们的肺。
Smoking too much is very easy to get cancer, which is very terrible.
吸烟太多的人很容易得癌症，那是很可怕的。
Besides, smoking also do harm to people’s teeth.
此外，吸烟还危害人们的牙齿。

Those people always smoke will demage their teeth and their teeth are always yellow. That makes others feel sick.
那些人总是吸烟的人会损害他们的牙齿而且牙齿都是黄色的。让人感到恶心。
The last but not least, the people smoke the passive smoking are tend to get sick.
最后但并非最不重要的，吸二手烟也容易生病。
They have do nothing wrong,but stand beside those smoking people.
他们什么都没有做错，只是站在那些抽烟的人的旁边。
It’s unfair. So, in order to the health of everyone, please stop smoking.
这太不公平了。所以，为了大家的健康，请戒烟。