We can infer from Paragraph 2 that facing the tough task the researchers of WHO ______. A.flinch from their work. B.hesitate and feel perplexed. C.carry on their research. D.abandon their research.
A. A.flinch B. B.hesitate C. C.carry D. D.abandon E.
【参考答案】
C 为细节理解题。文章第二段中间提到:'尽管科研工作者的任务艰巨,但是他们还是保持乐观的工作态度'。所以我们可以......