第8题: [单项选择]Where does the conversation most probably take place A. At the North Pole. B. In the zoo. C. On the street. D. In the woman’s house. 参考答案:B 答案解析:[听力原文] M: I have never seen that animal before. What is it W: It’s a polar bear. It’s been he
第26题: [单项选择]下列关于微粒分散体系的叙述错误的是() A. 纳米粒和微乳等属于胶体分散体系 B. 混悬剂、普通乳剂、微球和微囊等属于粗分散体系 C. 微粒分散体系在药剂中被发展成为微粒给药系统 D. 粗分散体系与胶体分散体系的粒径范围有严格的界限 E. 可以利用微粒分散体系达到缓释、靶向、改善药物稳定性等目的 参考答案:D