单项选择题

Vitamin E is______.

A．very popular among some people
B．effective in memory enhancement
C．very helpful to the elderly actions
D．destructive in aging and cancers

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单项选择题

Which of the following statements is true, according to the author of this passage

A．Older peopie can also benefit from vitamin E in non-staples.
B．The regular vitamin E intake is effective to all the elderly people.
C．All the elderly people can only benefit from vitamin E in food.
D．Only some elderly people will benefit from vitamin E in foo

单项选择题

According to the author, which one of the following does NOT belong to the category of antioxidants besides vitamin E

A．Vitamin Ａ.
B．Vitamin Ｂ.
C．Vitamin Ｃ.
D．Caroten

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