新GRE小短文阅读练习题六十五
A certain type of dinnerware made in Ganandia contains lead.Lead can leach into acidic foods, and Ganandians tend to eat
highly acidic foods.However, the extreme rarity of lead poison-
ing in Ganandia indicates that the dinnerware does not contain
dangerous amounts of lead.
Which of the following, if true, most seriously weakens the argu-
ment above?
AThe dinnerware is produced exclusively for sale outside
Ganandia.
B Ganandian foodstypically are much more acidic than
foods anywhere else in the world.
CThe only source of lead poisoning in Ganandia is lead
that has leached into food.
D Most people who use the dinnerware are not aware that
it contains lead.
EAcidic foods can leach lead from dinnerware even if that
dinnerware has a protective coating.
答案A
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