中央性骨髓炎死骨切除术应在急性炎症后（） A.2周 B.3～4周 C.2个月 D.3

阅读理解。

     Boys and girls love to watch TV. Some children spend(花费) six hours a day in school and four hours a  day in  front of the TV set.  Some children even  watch TV for  eight  or more  hours on Saturday.  TV

programs (节目) are like books or films. A child can learn bad things from some of them and good things

from others. Some programs help children to know the news from other countries or other times in history.

With TV a child doesn't need to go to the zoo to see animals or to the sea to see a ship. Boys and girls can see a film, a play or a basketball match at home. Some programs can teach children how to cook or how

to use tools(工具). It is interesting to watch TV, but it is also interesting to read a book or to visit friends.  

1.Children often watch TV for ______ a day.

A. four hours    

B. four to six hours    

C. six hours    

D. ten hours

2. Children can learn ________ things from TV programs. 

A. good  

B. bad  

C. good and bad      

D. beautiful

3. A child can know _____ from TV programs.

A. the news of the world    

B. people in other countries  

C. history of other countries  

D. all of A,B and C

4. According to the passage(根据这篇短文), children watch many things on TV EXCEPT(除了)_____.

A. dogs    

B. matches  

C. plays    

D. books

5. TV can be ___________, too.

A. teachers  

B. doctors  

C. workers    

D. students

关于产科四步触诊法不正确的是（）

A.用于了解子宫的大小、胎先露及胎方位

B.子宫大小、胎产式及胎方位

C.第三步是双手置于耻骨联合上方，弄清先露部是头还是臀

D.第一步是双手分别置于腹部两侧，辨别胎儿大小

E.第二步是双手沿骨盆入口向下深按，进一步核实先露部，并确定入盆程度

债券上市期间，公司发生重大亏损或者重大损失，发行人应当在第一时间向证券交易所提交临时报告，并予以公告澄清。（）

任何一项伟大的事业，都不会一帆风顺。在历史进程中，突破与阻力，______与守旧，永远是一对相生相克的孪生姐妹。古代被称为贤君的，用今天的话讲，都是能______社会矛盾的成功者。
填入画横线部分最恰当的一项是( )。

A．创新 调和
B．前进 缓和
C．开放 化解
D．革新 解决

一个完整的统计表，它的基本组成部分包括

A．标题

B．标目

C．线条

D．数字

E．以上都是