A、
The great number of people engaged in cigarette producing.
B、
The rapid development of cigarette-making machines.
C、
The rapid development of cigarette-making factories.
D、
The increasing output of tobacco.
【正确答案】
B
【答案解析】
A、
Forty-three.
B、
Thirty-one.
C、
Seventy-five.
D、
Forty-six.
【正确答案】
B
【答案解析】
A、
Income, years of schooling and job type.
B、
Family background and work environment.
C、
Education and mood.
D、
Occupation and influence of family members.
【正确答案】
A
【答案解析】
A、
City people smoke less than people living on farms.
B、
Better-educated men tend to smoke more heavily than other men.
C、
Better-educated women tend to smoke more heavily than other women.
D、
A well-paid man is likely to smoke more packs of cigarettes per day.
【正确答案】
C
【答案解析】
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