关于膜剂和涂膜剂的表述，以下正确的是
A. 膜剂仅可用于皮肤和黏膜伤口的覆盖
B. 常用的成膜材料都是天然高分子材料
C. 匀浆流延制膜法是将药物溶解在成膜材料中，涂成宽厚一致的涂膜，烘干而成
D. 涂膜剂是指药物溶解或分散于含成膜材料溶剂中，涂搽患处后形成薄膜的外用液体制剂
E. 涂膜剂是指药物与成膜材料混合制成的单层或多层供口服使用的膜状制剂
Which of the following is CORRECT according to the interview？
A. Chris recently quit because her department was gone due to downsizing.
B. Chris wants to be a customer service representative in a shoe company.
Chris is unsure about her career paths when applying for the job.
D. Chris was previously a team leader at a clothing company.
一般来说要求W／O型乳剂型软膏基质的pH值不大于
A. 0．7
B. 7．5
C. 8．0
D. 8．5
E. 6．5
关于溶液型气雾剂叙述错误的是
A. 常选择乙醇、丙二醇做潜溶剂
B. 抛射剂气化产生的压力使药液形成气雾
C. 根据药物的性质选择适宜的附加剂
D. 药物可溶于抛射剂(或加人潜溶剂)，常配制成溶液型气雾剂
E. 常用抛射剂为CO2
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