单项选择题

The passage is mainly about ______.

A．the high incidence of heart disease in some countries
B．the effect of fish eating on people's health
C．the changes in people's diet
D．the daily fish consumption of people in different cultures

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热门试题

单项选择题

Why is heart disease the most dangerous killer in the United States

A．Because American people drink too much spirits.
B．Because there are a great number of fat people there.
C．The author doesn't give a definite answer.
D．Because American people eat too much fatty fish.

单项选择题

How many lives could probably be saved each year in the United States by eating fish according to the Dutch study

A．550,000.
B．275,000.
C．110,000.
D．852.