试题与答案

不属于免疫反应检测技术的是A.单向免疫扩散  B.双向免疫扩散  C.免疫电泳  D

题型:单项选择题

题目:

不属于免疫反应检测技术的是

A.单向免疫扩散 

B.双向免疫扩散 

C.免疫电泳 

D.免疫比浊 

E.直接凝集 

答案:

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参考答案:A,C解析: 掌握 [真题解析] 本题考察重点是对“土地价格的特征”的掌握。经济危机属于一般因素中的经济因素。而导致地价暴跌的主要原因是总需求不足,是由于投资机会减少和投资需求的下降而产生的...

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题型:阅读理解

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

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