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  3. According to the text; virgin-soil epidemics can be distinguished from other catastrophic outbreaks of disease in that virgin-so

According to the text; virgin-soil epidemics can be distinguished from other catastrophic outbreaks of disease in that virgin-so

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问题 According to the text; virgin-soil epidemics can be distinguished from other catastrophic outbreaks of disease in that virgin-soil epidemics
The author’ mentions the 195g measles outbreak most probably in order to
选项 A、demonstrate the impact of modern medicine on epidemic disease.
B、refute allegations of unreliability made against the historical record of colonial America.
C、advocate new research into the continuing problem of epidemic disease.
D、confirm the documentary evidence of epidemic disease in colonial America.
答案D
解析 逻辑结构题。本题问：作者提到1952年的麻疹爆发的目的很可能是什么?本文最后一段第1句写道："不幸的是，这些以及其他流行病的文献资料很少并且常常是不可靠的，因此必须从美洲印第安人近期的流行病来补充我们．知之甚少之不足"。接着，作者以1952年的麻疹为例说明上述论据。可见，答案选项说明了这一逻辑顺序。
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考研英语一

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