一般来说，MIS从职能结构上进行横向划分时，可分成高层战略层、中层( )和基层执行

     Jack is in Grade Three now. He is a politeboy and studies hard.  He is good at his lessons andcan

answer all the questions in class.  His teachersand classmates like him except Henry. They'redeskmates,

but Henry likes playing and often failsin the exams.  His father is a dentist and gets a lotof money.  The

boy thinks he lives in the richestfamily in town. So he looks down upon(瞧不起)others and laughs at

them. Of course he has fewfriends.        

     Jack is busy all the time.  His father is a shoe-maker. The man has to work hard but he can't buy

enough food for his family. He tells Jack to helphim after school.  So the boy has to do all his home-

work at school. He's ready to do so.  

     One summer aftemoon, on his way home,Jack met his sister Lily.      

The girl carried a heavy box in her arms with-out wearing shoes. Jack carried it for her. Henrysaw her

and said, "Your father is a shoe-maker,but your sister has no shoes ! "    

     "I don't think it's strange," retumed Jack."Your father is a dentist, but your sister has noteeth when

she was bom ! “

1. The teachers and classmates like Jack because______.

A.he does well in his 1essons

B. he's polite to everybody

C. he's a bad boy

D. A and B

2. Henry thinks______, so he looks down upon any other child.

A. he plays well

B.his father is a dentist

C. he's very clever

D. his family is the richest

3. Henry has few friends because______.

A. he is weak in his lessons

B. he often laughs at others

C. he doesn't study hard

D. he always stays at home

4. One day, Henry laughed at Jack because.

A. Jack's sister didn't wear shoes

B. Jack's sister had to work

C. Jack had to help his father

D. Jack's father was.a shoe-maker

5.We can know from the passage that______ .

A. Jack didn't help his father do housework

B. Jack was helpful to his family

C.Henry did well in all his lessons

D. Jack's family was very rich

功能性子宫出血常常需要和以下哪种病鉴别（）

A.自然流产

B.子宫黏膜下肌瘤

C.子宫内膜腺癌

D.血液病或高血压导致月经多

E.宫外孕

材料1
坚持和改善党的领导，是我们事业胜利前进的根本保证。要把十几亿人的思想和力量统一和凝聚起来，齐心协力发展中国特色社会主义，没有中 * * 党的坚强统一领导是不可设想的。
——摘自胡 * * 《在纪念党的十一届三中全会召开30周年大会上的讲话》
材料2
如果不搞社会主义，而走资本主义道路，中国的混乱状态就不能结束，贫困落后的状态就不能改变。
——摘自《邓 * * 文选》第三卷
材料3
全党同志既要树立 * * 主义的远大理想，坚定信念，以高尚的思想道德要求和鞭策自己，更要脚踏实地为实现党的现阶段的基本纲领而不懈努力，扎扎实实地做好现阶段的每一项工作。忘记远大理想而只顾眼前，就会失去前进方向；离开现实工作而空谈远大理想，就会脱离实际。
——摘自江 * * 《在中 * * 党成立80周年大会上的讲话》
材料4
加强党员、干部理想信念教育和思想道德建设，使广大党员、干部成为实践社会主义核心价值体系的模范，做 * * 主义远大理想和中国特色社会主义共同理想的坚定信仰者、科学发展观的忠实执行者、社会主义荣辱观的自觉实践者、社会和谐的积极促进者。
——摘自党的十七大报告
材料5
中国搞四个现代化，要老老实实地艰苦创业。我们穷，底子薄，教育、科学、文化都落后，这就决定了我们还要有一个艰苦奋斗的过程。
——摘自邓 * * 《目前的形势和任务》
请回答：
(1)结合材料1～2阐述现阶段我国各族人民的共同理想是什么在当前树立共同理想需要把握哪些方面。
(2)结合材料3～5谈谈个人理想与社会理想、共同理想与远大理想的关系如何在实践中化理想为现实。

经终冷器冷却后煤气温度为（）℃。

A.50℃

B.10℃

C.20-30℃