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What does "impasse" probably mean? How did Dr. Edward Jenner solve the problem of smallpox?
What does "impasse" probably mean? How did Dr. Edward Jenner solve the problem of smallpox?
admin
2009-06-15
66
问题
What does "impasse" probably mean?
How did Dr. Edward Jenner solve the problem of smallpox?
选项
A、He kept on focusing on people who had smallpox.
B、He changed his way of thinking by turning to people without smallpox.
C、Dairymaids advised that he use cowpox to experiment.
D、He happened to discover cowpox and he experimented with it on dairymaids.
答案
B
解析
文中段一中第三、四句,第三段第二句都解释丁Doctor E.Jenner是如何解决此问题的,故选B。
转载请注明原文地址:https://kaotiyun.com/show/Kz1d777K
本试题收录于:
职称英语卫生类C级题库职称英语分类
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职称英语卫生类C级
职称英语
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