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氯化锶阳性反应生成的沉淀为E．

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1%.醋酸铅与3-羟基黄酮生成的沉淀为E．

A．soB．veryC．much

A. so
B. very
C. much

医疗实践中药剂配方和制剂生产的重要书面文件E．

Mike borrowed some books from me a week ago. I want to ______ .

A. get they back
B. get them back
C. get back they