问题
单项选择题
下列软膏剂基质中，不属于油脂性基质的是
A．羊毛脂
B．凡士林
C．液状石蜡
D．聚乙二醇
E．植物油
答案
参考答案：D
解析：选项中除了D聚乙二醇为软膏剂的水溶性基质之外，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，其中凡士林和液状石蜡属于烃类，羊毛脂属类脂类，植物油属油脂类，因此很明显D是正确答案。
搜题请搜索小程序“爱下问搜题”
下列软膏剂基质中，不属于油脂性基质的是
A．羊毛脂
B．凡士林
C．液状石蜡
D．聚乙二醇
E．植物油
参考答案：D
解析：选项中除了D聚乙二醇为软膏剂的水溶性基质之外，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，其中凡士林和液状石蜡属于烃类，羊毛脂属类脂类，植物油属油脂类，因此很明显D是正确答案。
I really love my job because I enjoy working with small children and like the challenges and awards from the job. I also think my work is important. There was a time when I thought I would never have that sort of 36 . I wasn’t an excellent student because I didn’t do much schoolwork. In my final term I started thinking 37 I might do and found I didn’t have much to 38 . I just accepted that I wasn’t the type to have a career. I then found myself a job, looking after two little girls. It wasn’t too bad at first, but the 39 began when I agreed to 40 , so that I would be there if my 41 had to go out for business in the evening. We 42 that if I had to work extra hours one week, she’d give me off the next. But 43 , it didn’t often work out. I was getting extremely 44and fed up, because I had too many 45 nights and early mornings with the children. 46 Sunday, I was in the park with the children, and met Megan who used to go to school with me. I told her about my 47 . She suggested that I should take a (n) 48 and get a qualification if I wanted to work with children. I did not think I would be 49 because I didn’t take many exams in school. She 50 me to phone the local college and they were really helpful. My experience 51 for a lot and I got a part-time course. I had to 52 my job with the family, and got work helping out at a kindergarten. Now I’ve got a full-time job there, I shall always be 53 to Megan. I wish I had known 54 that you could have a career, 55 you aren’t top of the class at school.
|