问题
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Which of the following statements is TRUE according to this passage?A.The achievements of
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According to this passage, ______.A.there is no lack of consensus around the issue of whet
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According to this passage, which of the following statements is true?A.Company workers sta
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Which of the following is CORRECT according to this passage?A.Scientists have already got
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According to this passage, "Mach" refers toA.the ratio of the air speed of an aircraft to
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According to this passage in the early part of 20