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单项选择题

The author implies that allelomimetic behavior occurs most often among animals that ______.

A．prey on other animals
B．are less intelligent than their enemies
C．move in groups
D．have one sense organ that dominates perception

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单项选择题Which of the following statements is NOT true

A．One can avoid a heart disease by eating less foods with little cholesterol.
B．One can avoid a heart disease by taking the doctor's advice to eat low cholesterol foods and anti-cholesterol drugs or both.
C．There has been good scientific evidence that cholesterol foods can produce the chance of suffering a heart disease.
D．People usually believe that cholesterol foods are directly linked to heart disease.

单项选择题According to the passage, people could reduce the chance of suffering heart attack by _______.

A．eating less foods with a lot of cholesterol
B．eating less of low cholesterol foods
C．eating a lot of high cholesterol foods
D．eating drugs