Many beautiful fish are disappearing____ the severe(嚴(yán)重的) pollution.

A．because ofB．becauseC．soD．thanks of

A

解析試題分析：句意：由于嚴(yán)重的污染，許多漂亮的小魚(yú)逐漸消失了。因?yàn)榭崭窈蟛皇蔷渥庸逝懦鼴C；because of因?yàn)�；thanks to由于，多虧。根據(jù)句意故選A。
考點(diǎn)：考查短語(yǔ)的用法。
點(diǎn)評(píng)：本題難度適中。固定短語(yǔ)的考查是近幾年高考的熱點(diǎn)，不僅在單選里，還出現(xiàn)在完形短文改錯(cuò)中。需要考生平時(shí)牢記它們的用法及意義。
即學(xué)即練：She had to stay home _____ her son fell ill.
A. because of    B. because   C. so     D. thanks of
解析：B。句意：因?yàn)閮鹤由∷运么诩依铩?/i>

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科目：高中英語(yǔ) 來(lái)源：安徽省期末題 題型：完形填空

完形填空
     In the past, man did not have to think about the protection of his environment. There were few
people on the earth, and natural resources seemed to be   1   .
     Today things are   2   , the world has become too   3   . We are using up our natural resources
too quickly and at the same time we are   4   our environment with dangerous chemicals．If we
continue to do this, human life on the earth   5   survive.
     Everyone  6  today that if too many fishes are taken from the sea, there will soon be none left.
Yet, with modern fishing   7   , more and more fishes are caught. We know that if too many trees are
cut down,   8   will disappear and nothing will grow on the earth. Yet we _9_ to use bigger and more
powerful machines to    10   more and more trees.
     We realize that if rivers are polluted with waste products from factories, fish will die. 11  , in most
countries wastes are   12   put into rivers or into the sea, and there are   13  laws to stop this.
     We know, too, that if the   14   of the world continues to rise at the present rate , in a few years
there will not be enough   15   .What can we do to solve these problems?
     If we eat more vegetables and less   16 ,there will be more food for everyone. Land that is used to
grow crops   17  five times more people than land where animals are kept. Our natural resources will 
   18   longer if we learn to recycle them. The world population will not rise so quickly if people use
modern methods of birth  19  . Finally, if we educate people to think about the problems, we shall have a better and cleaner   20   in the future.
(     )1. A. beaut iful
(     )2. A. common    
(     )3. A. crowded    
(     )4. A. protecting 
(     )5. A. may not    
(     )6. A. wonders    
(     )7. A. poles      
(     )8. A. mountains 
(     )9. A. continue 
(     )10. A. grow      
(     )11. A. Thus      
(     )12. A. s till    
(     )13. A. many      
(     )14. A. production
(     )15. A. houses    
(     )16. A. fruit    
(     )17. A. feeds    
(     )18. A. use      
(     )19. A. control 
(     )20. A. nature     		B. unlimited   
B. the same    
B. small        
B. saving       
B. will not    
B. ealizes    
B. boats        
B. the sea      
B. have        
B. pick up      
B. however      
B. even        
B. no          
B. pollution    
B. vegetables 
B. meat        
B. increases    
B. stay        
B. born        
B. sea           		C. unusual  
C. changeable
C. dirty     
C. polluting 
C. shall not 
C. considers 
C. methods   
C. trees     
C. ought     
C. save     
C. Generally 
C. also      
C. some      
C. population
C. food     
C. fish     
C. supplies  
C. keep     
C. plan     
C. planet    		D. valuable   
D. different  
D. busy         
D. fighting     
D. could not    
D. discovers    
D. ideas        
D. forests      
D. decide       
D. cut down     
D. Therefore    
D. never        
D. few        
D. development  
D. places       
D. grain      
D. helps        
D. last         
D. pay          
D. fores      

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