Smoking causes lung cancer, which is the number one cancer among men. 
Ninety percent of the people who get lung cancer die. Smoking is also the leading 
cause of mouth cancer, tongue cancer and throat cancer. Many smokers have heart 
disease and pneumonia. Smoking causes one million early deaths in the world 
every year.
Smokers do not only do harm themselves but also harm others. Smokers 
breathe smoke out into the air. They breathe it out on their children and their wives 
or husbands. Children whose parents smoke have more breathing and lung 
problems than other children. Women who are married to smokers are more likely 
to have lung cancer than those married to non-smokers. We all aware that smoking 
is bad. So why do people smoke?
T  1. The number one cancer among men is lung cancer.
F  2. The main cause of mouth cancer, tongue cancer, throat cancer is drinking.
T  3. Smokers only do harm to others not themselves. 
T  4. Every year, smoking causes about one million early deaths.
B. Choose the best answer:
5. What is the main idea of this passage?
A. The reason why people smoke. B. How to give up smoking.
C. The bad effect of smoking. D. Parents shouldn’t smoke.
6. The word “it” in line 6 in the passage refers to ……………….
A. cancer. B. smoke. C. air D. breath

  1. The number one cancer among men is lung cancer.T
  2. The main cause of mouth cancer, tongue cancer, throat cancer is drinking.F
  3. Smokers only do harm to others not themselves. T
  4. Every year, smoking causes about one million early deaths.T
B. 
5.C
6 B