81. This passage is mainly about the fact that ____.

1. taken as preventive measures against disease, vitamin E can be harmful
2. although vitamin E has not been proved effective in fighting disease, it does have some cosmetic values
3. most of the medical and cosmetic claims about vitamin E are not supported by research.
4. advertisers are attempting to mislead the public with their claims about vitamin E

82. In animals, vitamin E deficiency is associated with all of the following disorders EXCEPT ____.

1. heart disease
2. diabetes
3. liver degeneration
4. muscular weakness

83. Which of the following is not supported by the passage?

1. Vitamin E deficiency is less harmful to humans than to other animals.
2. Vitamin E may be helpful in treating angina pectoris.
3. Vitamin E is more useful cosmetically than medically.
4. Vitamin E is fairly abundant in a balanced diet.

84. It is suggested in the passage that ____.

1. little research has been done to protect consumers
2. the public regard vitamin E as a 'wonder' drug
3. advertising is basically a business of deception
4. some research that has been reported has been proved false

85. The word 'degeneration' (Paragraph 3) means ____.

1. ailment
2. deterioration
3. deviance
4. maturation

(Reference keys.)