问题
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According to the passage, what is the problem with lignin?A.It is difficult to obtain.B.Pa
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According to Sampras, what is the key point of a player having a coach being too close?A.T
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According to Paragraph 4, what puzzles the author is that some bosses fail to[A] see t
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According to most students what is the most essen
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According to the passage what is Not mentioned as
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According to the last paragraph what is the ultim