问题
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According to the information in Paragraph 2, which of the following statement is true of d
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What does the " unwanted deep sea life" mean in Paragraph 2 according to the passage?A.The
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According to paragraph 2, the "atmospheric engine" was slow becauseA.it had been designed
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According to paragraph 2, European intellectuals moved to southern Europe during the twelf
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According to paragraph 2, Clements compared the process of ecological succession toA.the r
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According to paragraph 2, which of the following led some early researchers to believe tha