单选题：Cough syrups and cold remedies that are manufactured with al

题目分类：卫生类
题目类型：单选题
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题目内容：

Cough syrups and cold remedies that are manufactured with alcohol will last much longer than those prepared with water. A．A float
B．B finish
C．C remain effective
D．D be prescribed

参考答案：

答案解析：

A uponB towards 　　C into D with

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