使用1211灭火机时，应垂直操作，不可放平和颠倒，喷嘴要对准火源的（）。A、上方B、

阅读理解。

     Hi! My name is Kitty. I am 12 years old. I want to be a dancer. Every day, I dance for two hours. I always

eat an apple for breakfast, and I often drink some milk and eat some bread. I always eat meat and vegetables for

dinner. I eat lunch every day. I like cakes and Coke. But I know they are not good for me.

     Hello! I'm Daniel. I'm 12 years old. I like studying. After class, I like playing computer games and basketball.

I love Coke and hamburgers for lunch. My mother tells me that I shouldn't eat fast food too much. For

breakfast, I usually have some juice and bread. I always have fish and vegetables for supper.

1. What does Kitty like? [ ]

A. Dancing.

B. Dancer.

C. Studying.

D. We don't know.

2. What does Kitty always eat for breakfast? [ ]

A. An apple.

B. Some milk and some bread.

C. Juice.

D. Both A and B.

3. What does Daniel like to do after class? [ ]

A. Play computer games.

B. Study.

C. Play basketball.

D. Play computer games and basketball.

4. What does Daniel eat for lunch?[ ]

A. Hamburgers

B. Fish and rice.

C. Meat and vegetables.

D. Fish and vegetables.

5. Kitty and Daniel both love _______. [ ]

A. meat

B. hamburgers

C. cakes

D. Coke

大陆架水深一般在________米以内。__________是新海底诞生的地方。

某校初三（2）班的师生到距离10千米的山区植树，出发1个半小时后，张锦同学骑自行车从学校按原路追赶队伍，结果他们同时到达植树地点，如果张锦同学骑车的速度比队伍步行的速度的2倍还多2千米。

（1）队伍步行的速度是每小时（    ）千米，张锦骑车的速度是每小时（    ）千米。

（2）如果张锦同学要提前10分钟到达植树地点，那么他骑车的速度应比原速度快（    ）千米。

蜂窝织炎的概念应为()

A．是发生于疏松结缔组织及阑尾的急性炎症

B．是以中性粒细胞渗出为主的炎症

C．是一种弥漫性化脓性炎症

D．由链球菌感染所引起的化脓性炎症

E．没有明显坏死的渗出性炎症

男，30岁，肺功能部分结果如下：FEV185％，PaO212．2kPa，PaCO25．0kPa，应诊断为()
男，48岁，肺功能部分结果如下：FEV138％，PaO26．0kPa，PaCO28．0kPa，应诊断为()

A．肺功能基本正常

B．肺功能轻度减退

C．N功能显著减退

D．肺功能严重减退

E．呼吸衰竭