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题目内容
The 1840s were _____ time for young women beginning to study science, particularly astronomy, in 1847 Maria Mitchell discovered the Nantucket comet, the first of several important astronomical discoveries of the era.
- Aa favorable
- Ban awkward
- Ca perilous
- Da hazardous
- Ean improbable
- Fan auspicious
A,F显示答案
以上解析由 考满分老师提供。