86. An argument made by supporters of smoking was that ____.

1. there was no scientific evidence of the correlation between smoking and death
2. the number of early deaths of smokers in the past decades was insignificant
3. people had the freedom to choose their own way of life
4. anti-smoking people were usually talking nonsense

87. According to Bruce Alberts, science can serve as ____.

1. a protector
2. a judge
3. a critic
4. a guide

88. What does the author mean by "paralysis by analysis" (Last line, Para.4)?

1. Endless studies kill action.
2. Careful investigation reveals truth.
3. Prudent planning hinders.
4. Extensive research helps decision-making.

89. According to the author, what should the Administration do about global warming?

1. Offer aid to build cleaner power plants.
2. Raise public awareness of conservation.
3. Press for further scientific research.
4. Take some legislative measures.

90. The author associates the issue of global warming with that of smoking because ____.

1. they both suffered from the government's negligence
2. a lesson from the latter is applicable to the former
3. the outcome of the latter aggravates the former
4. both of them have turned from bad to worse

(Reference keys.)