题目: 下列属于类脂类的软膏基质是A.凡士林B.羊毛脂C.固体石蜡D.聚乙二醇E.硅油 答案: 参考答案:B解析:选项中除了D聚乙二醇为水溶性基质之外其余均为油脂性基质,后者又包括油脂类、类脂类、烃类和硅油四类,其中A凡士林和C固体石蜡属于烃类,B羊毛脂属类脂类,选B。
题型:填空题 如图所示电路,灯L1、L2的额定电压分别为2V、10V,当S1闭合、S2断开、滑动变阻器滑片置于中点位置时,两灯均正常发光,通过L1、L2的电流分别是I1、I2,则I1______(>/</=)I2,两灯的亮度是______(L1/L2/一样)亮;若闭合S2,为使L2仍正常发光,变阻器滑片向_______(左/右)移动。 查看答案
题型:补全对话,情景问答 选择最佳答语补全对话。 Miss Wu: Can I help you? Li Gang: Yes, I'd like to return this book, please. Miss Wu: (1) . Li Gang: No, I couldn't read it. I had a hard time reading a few pages, and then I decided to give up. Miss Wu: (2) . Li Gang: It wasn't the language. It was the words. They are too small for me. Miss Wu: (3) . What can I do for you then? Li Gang: Well, I'd be glad if you could find me another book. Miss Wu: (4) . Li Gang: Yes, but one with bigger words. Miss Wu: (5) . Li Gang: Oh, Oliver Twist. This one is fine. And the words are much bigger. Thank you very much. Miss Wu: You're welcome. A. What about this one? B. You can't keep the book for long. C. Another English storybook? D. Isn't it interesting? E. Oh? But I know you are good at English. F. Did you enjoy the book? G. Yes, they are really small. 查看答案
题型:单项选择题 甲在上级考察并决定提拔更高职务之前,为了更稳妥地得到提拔,就利用自己是某县政法委书记的职务,安排他人将多次举报自己的乙以受贿罪定罪处罚,判处一年有期徒刑。对甲的行为,不正确的理解是下列哪个选项A.滥用职权罪B.诬告陷害罪C.报复陷害罪D.诽谤罪 查看答案