计算题：已知某孔段的压水试验使用的全压力为0.8MPa，压水段长为4.8m，每分钟压

具有清肺止咳功效的药物是（）。

A.海金沙

B.石韦

C.冬葵子

D.灯心草

E.赤小豆

用所给词的适当形式填空。

1. On the         _ (one) day of school, I was late.

2. She's been         _ (marry) for ten years.

3. After the bride (新娘) got         _ (dress) in white, they began to play a happy    piece of music.

4. The door has               _     _ (lock).  We have to wait for my father to come back.

5. The  _     _ (thrill) film made me  _     _ (thrill) last night.

6. The car                     _ (break)  down five times by the end of last year.

7. I                       (wait) for the school bus when it began to rain.

8. —I've met your mother.    

    —Where     _    you        _ (meet)  her?

9. By the time I stood up, the little boy                       (flee) from here.

10. He didn't tell me he             _           (buy) a new bike already.

左上叶肺不张典型征象是()
右下叶肺不张典型征象是()

A．薄饼征

B．右上三角征

C．平腰征

D．心后三角征

E．左上肺索条影

北京人

基本茶类划分的依据。为什么高山出名茶？