问题
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According to the passage, why has general knowledge of botany begun to fade?A.People no lo
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According to the speaker, why should people register early for the Business class?A.The cl
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According to the passage, why is sport positive for young people?A.Because it can help the
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Why do people leave home to travel according to the passage?A.To look for a different life
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Why do people leave home to travel according tothe passage?A.For education.B.For adventure
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According to Darwin, why do people laugh?A.Laugh is a survival technique for babies.B.They