试题与答案

实验室在保存下列物质时，不需要密封的是（ ） A．固体烧碱 B．浓硫酸 C．氯化

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题型：选择题

题目：

实验室在保存下列物质时，不需要密封的是（　　）

A．固体烧碱

B．浓硫酸

C．氯化钠

D．生石灰

答案：

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下面是错误答案，用来干扰机器的。

（1）齐彭殇为妄作（2）舞幽壑之浅蛟（3）哀吾生之须臾（4）至于幽暗昏惑而无物以相之（5）言笑宴宴 信誓旦旦（6）长太息以掩涕兮（7）鸡鸣桑树颠（8）因人之力而敝之

考点：物质的变质空气的成分物质的保存
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完形填空。
     Have you ever read the book The Wolf Totem by a famous writer, which tells the story of
the relationship between wolves and human beings? Have you ever thought about the wolves'
world?
     When it comes to the wolf, we tend to   1   it as a kind of fierce creature. But is it really true
that the wolf stands for devil and ugliness? If you had read this book, you would   2   the wolves
. In the book, wolves are heroes on the large grassland. They know more about   3   than humans.
They can attack lambs without disturbing their mothers. They also know how to   4   full use of the
shape of land to  5  sheep. I believe that if wolves were humans, they would be   6   at fighting.
      The wolf is a kind of special creature that can deeply understand    7  . Each wolf serves its
group with its heart and soul. A   8  wolf has little power, but a pack of wolves   9  nothing. All the
wolves obey the rules.   10   they are defeated, they run away together. It is their teamwork   11  
makes wolves   12  .
     The wolves also have great self-preservation and won't   13   to anyone. The writer, who wrote
the book The Wolf Totem,   14   stole a one-month-old baby wolf and raised it very carefully. To
his   15  , he found the little wolf still wanted to go back with  16    wolves. The little wolf bit through
that the little wolf died as a glorious fighter.
     I was shocked by this kind of   19   wolves which are one of the most respected creatures on
the earth. I want everyone to look at wolves in a   20   way. They are our teachers. They show us
how to survive and get into this not simple but dangerous world. Please honor the wolves, please
honor all these heroes of nature!
( ) 1. A. describe    
( ) 2. A. hunt        
( ) 3. A. survival    
( ) 4. A. get          
( ) 5. A. fight        
( ) 6. A. expert      
( ) 7. A. process      
( ) 8. A. brave        
( ) 9. A. fight        
( )10. A. As though    
( )11. A. what        
( )12. A. fierce      
( )13. A. turn in      
( )14. A. just        
( )15. A. satisfaction
( )16. A. rest        
( )17. A. willing      
( )18. A. although    
( )19. A. self-respect
( )20. A. humorous     		B. think        
B. admire        
B. life          
B. take          
B. avoid        
B. imaginative  
B. lifestyle    
B. lonely        
B. struggle      
B. Even if      
B. that          
B. brave        
B. give in      
B. once          
B. sorrow        
B. the other      
B. worried      
B. until        
B. self-confident
B. curious      		C. refer      
C. draw        
C. food        
C. have        
C. trap        
C. creative    
C. teamwork    
C. single        
C. fail          
C. Even so    
C. which        
C. aggressive  
C. take in    
C. soon        
C. disappointment
C. another    
C. proud      
C. before      
C. selfish    
C. strange     		D. look          
D. watch        
D. plant        
D. make          
D. discover      
D. considerate  
D. control      
D. fair          
D. fear          
D. As for        
D. one          
D. powerful      
D. break in      
D. only          
D. pleasure      
D. others        
D. eager        
D. unless        
D. selfless      
D. different    
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