Smoking Is HarmfulIt is said that about half of people in China smoke
Many young boys and girls have the habit of smoking, though they are middle school students As we all know, smoking does great harm to human beings
More and more people have come to realize how serious this problem is
But they are never bored with it
Some people think it is a kind of fashion, some think it is of great fun and others think that smoking can refresh themselves
Smoking causes many illnesses
A lot of people always cough because of smoking
The most serious illness caused by smoking is lung cancer
Meanwhile smoking is a waste of money
Besides, careless smokers may cause dangerous fires
In order to keep healthy, we should get rid of the bad habit of smoking
Please stop smoking at once
吸烟有害据说，中国有一半人在吸烟
