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题目内容
The environmental threat posed by the New Zealand mud snail, an invasive species, is _____ by the snail's small size, which facilitates its spread across watersheds through human activity.
- Ainitiated
- Bameliorated
- Cexacerbated
- Dextenuated
- Emitigated
- Faggravated
C,F显示答案
以上解析由 考满分老师提供。