普通药品批记录的保存期限是多长？

阅读理解。

Skin-diving (潜水) is a new sport today. This sport takes you into a wonderful new world. It is like a visit

to the moon. When you are under water, it is easy for you to climb big rocks (岩石), because you are no

longer (不再) heavy.

      Here, under water, everything is blue and green. In the day, there is much light. When fish swims

nearby (附近), you can catch them with your hands.

    When you have tanks (罐) of air on your back, you can stay in deep (深的) water for a long time. But

you must be careful when you dive in deep water.

     To catch fish is one of the most (最) interesting parts of this sport. Besides (除……之外), there are

more uses for skin-diving. You can clean ship without taking them out of water. You can get many things

from the deep sea. Now you see that skin-diving is both useful and interesting.

1. Skin-diving is a new sport. It can take you to _____. [ ]

A. the moon

B. a new world of land

C. the mountains (山脉)

D. deep water

2. In deep water _____. [ ]

A. there is much light

B. there is no light at all

C. you can find a lot of blue fish

D. everything looks blue and green

3. With tanks of air on your back, you can _____. [ ]

A. catch fish very easily

B. stay under water for a long time

C. climb big rocks

D. have more fun

4. From this passage, we can know _____.[ ]

A. we become fat

B. we become thin

C. we become lighter (更轻)

D. we become heavier (更重)

5. Which of the following is NOT true? [ ]

A. Skin-diving is a new sport.

B. Skin-diving is like a new sport.

C. The only use of skin-diving is to have more fun.

D. Skin-diving is interesting and useful.

山歌是指人们在田野劳动或（抒发情感）时即兴演唱的歌曲。它的内容广泛，结构短小，曲调爽朗、（）、（）、（）

下列何方不具有解表作用（）

A.止嗽散

B.定喘汤

C.杏苏散

D.五苓散

E.贝母瓜蒌散

产后恶露不绝的发病机制是

A．冲任为病，气血运行失常
B．阴血骤虚，阳易浮散，腠理不实，营卫不固
C．营阴下夺，气随血脱
D．失血伤津，筋脉失养
E．气血运行不畅