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   Meat is an ideal food for humans, and for mold() and bacteria as well. When it is fresh, it is one of the best culture mediums. It consists of 20 percent protein(蛋白质), fats, mineral matter and organic(有机的) compounds. The best of it is water. This combination of moisture(湿气) and solids makes it one of the most perishable(易腐败) of foods. The bacteria produce discoloration and bad odors. The odor fills the meat with black spots and other discolorations.

The best title is ________.

ASpoilage of meat

BMeat and molds

CIdeal food for human

DFresh meat

    :odor气味(smell)  discoloration 变色的部分,污点

 

答案:A
提示:

spoilage of meat肉的损坏,腐烂,

 


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1A.Fortunately   

  
  

B.Unfortunately   

  
  

C.However   

  
  

D.Surprisingly   

  
  

2A.missing   

  
  

B.away   

  
  

C.lost   

  
  

D.gone   

  
  

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B.temper   

  
  

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B.might   

  
  

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5A.large   

  
  

B.little   

  
  

C.small   

  
  

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6A.to   

  
  

B.for   

  
  

C.with   

  
  

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C.say   

  
  

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