小题1:smoking for ten years
小题1:22 years
小题1:据发现68%的吸烟者都是在13岁之前开始抽第一支烟的。
小题1:He thought it made them feel like a man and looked cool.
小题1:He may develop diseases like hung cancer and heart disease.
小题1:从文章的句子：The doctor said that his 10 years of smoking had caused the disease.可知答案是：smoking for ten years
小题1:从文章的句子：If a person starts smoking as a teenager, he or she may live twenty-two years less than non-smokers.可知答案是：22 years
小题1:这句话包含that引导的宾语从句，在宾语从句中主语是 nearly 68% of teenage smokers 谓语是smoked，时间状语是before the age of 13.翻译成 ：据发现68%的吸烟者都是在13岁之前开始抽第一支烟的。
小题1:从文章的句子It made me feel like a man and I thought it looked cool：可知答案是：He thought it made them feel like a man and looked cool.
小题1:从文章的句子：Smoking causes illnesses like lung cancer and heart disease.可知答案是：He may develop diseases like hung cancer and heart disease.