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We might be much closer to building the next generation of observatories if competing groups of astronomers had not ____________ repeated chances to collaborate; instead, three separate projects with common goals are fighting one another for funding.
- A.spurned
- B.avoided
- C.sabotaged
- D.rebuffed
- E.initiated
- F.commenced
A,D显示答案
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以上解析由 考满分老师提供。
