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题目内容
Although the Wright brothers first attempted flight in 1896 was a_____and subsequent efforts similarly ended in failure, they persisted and ultimately made the first successful airplane flight in 1903.
- Afiasco
- Bdebacle
- Chindrance
- Dfeat
- Etriumph
- Fprecedent
A,B显示答案
以上解析由 考满分老师提供。