()为软膏基质。
A.氟利昂
B.磷脂类(卵磷脂)
C.凡士林
D.聚乙二醇
E.白蛋白
参考答案:C
解析:
[知识点] 软膏剂的基质
You can eat these two ______ kinds of food, and find the ______ between them.
A.different, different
B.different, differences
C.difference, difference
D.differences, different
可提起行政诉讼的行政行为是( )。
A.内部行政行为
B.具体行政行为
C.抽象行政行为
D.国家行为