单项选择题

A．They will have to take ever larger closes.
B．They will become physically impaired.
C．They will suffer from minor discomfort.
D．They will experience a very painful process.
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A．makeB．signC．markD．signal
单项选择题
Olestra is different from ordinary fats in that______.
A．it passes through the intestines without being absorbed
B．it facilitates the absorption of vitamins by the body
C．it helps reduce the incidence of heart disease
D．it prevents excessive intake of vitamins
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