单项选择题

A．By a 77-year-old woman.
B．By advertising in newspapers.
C．By neighborhood group meetings.
D．On television.
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单项选择题
Diabetes is rare among the Greenland Inuit.
A．Y
B．N
C．NG
单项选择题
A．Posters allow people to eat poorly.B．A bad diet is a symptom of social, cultural, and economic problems.C．Poor people are not aware of the four food groups.D．Alcohol contributes to a bad diet.
A．Posters allow people to eat poorly.
B．A bad diet is a symptom of social, cultural, and economic problems.
C．Poor people are not aware of the four food groups.
D．Alcohol contributes to a bad diet.
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