题目内容

According to the author, which of the following statements is TRUE about the modern business life？

A. The problem of e-mails is worse than meetings for the employees.
B. Workers usually schedule pointless activities on a treadmill.
C. Employees are very busy due to inefficient management.
D. Workers write and respond to e-mails to speed up their work.

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B. 酚类药物
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D. 蒽胺类药物
E. 酰胺类药物

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C. 专属性酸(H+)与碱(OH-)可催化水解反应
D. 药物的水解速度常数与溶剂的介电常数无关
E. pHm表示药物溶液的最稳定pH

A. 符合实际情况
B. 一般在25℃下进行
C. 可预测药物有效期
D. 不能及时发现药物的变化及原因
E. 在通常包装贮存条件下观察