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考研
We can infer from Paragraph 2 that facing the tough task the researchers of WHO ______. The vaccine generated by reverse geneti
We can infer from Paragraph 2 that facing the tough task the researchers of WHO ______. The vaccine generated by reverse geneti
admin
2014-06-13
48
问题
We can infer from Paragraph 2 that facing the tough task the researchers of WHO ______.
The vaccine generated by reverse genetics is required to review in that ______.
选项
A、it has strong side effect to the elderly.
B、it may turn ineffective in a short period.
C、it is useless in preventing the virus.
D、it hasn’t been tested in humans.
答案
D
解析
为推理判断题。文章第六段第一句话说:"由反遗传学开发而来的疫苗从来没有做过临床试验,因此,备用疫苗首先要进行明确严格的检查"。因此,此题目的最佳答案是D。
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0
考研英语一
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