问题 
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              According to the passage, which of the following statements is TRUE?A.The woody stems cont 
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              Which of the following statements is CORRECT about the stem cell research?A.Embryonic stem 
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              The stem of the word disagreements isA.agreement.B.agree.C.disagree.D.disagreement. 
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              The technology of freezing stem cells from differ 
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              The asocial personality of Americans may stem fro 
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              A.At the stem. B.At the bow. C.At the bottom deck 
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