根据释药原理可将口服结肠定位给药系统（OCDDS）的类型分为（）

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问题多项选择题

A.时间控制型

B.pH依赖型

C.时间控制和pH依赖结合型

D.压力控制型

E.酶触发型

答案

参考答案：A, B, C, D, E

听力题

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These years, with the development of society(社会), more and more teenagers have suffered from stress. Some of the problems can make them feel very w 小题1: and unhappy all day. Who can help them? A teacher from a college tried his best to help them. He thought of a lot of w小题2: to help them. On Monday and Thursday, you can c 小题3: his hotline. Here are some ideas how to keep the young men healthier in every way.

F 小题4: , it is very important to keep healthy. To get e 小题5: sleep every day is also necessary. Try to have a healthy d 小题6: every day. Secondly, maybe you are not the top student. It doesn’t m 小题7:. The most important thing is to work hard. If you try your best, your teachers and parents will understand you. If you have some problems, you should be a 小题8: to talk with your teachers and parents. They can help you. Remember to s 小题9: your happiness and s 小题10: with your good friends. Sometimes you can go out for a walk.

In a word, you can try to make you happy by yourselves. I’m sure you can be happy every day.

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问答题简答题

容貌缺陷者的心理特点有哪些？

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