问题 名词解释

蛋白质的互补作用

答案

参考答案:

根据各食物蛋白的氨基酸组成,可将几种含蛋白质的食物混合起来食用,以相互补偿单一蛋白质的LAA的缺点,使混合后的食物氨基酸模式接近人体需要,从而提高蛋白质的BV值,此作用称为蛋白质的互补作用或复合作用。

选择题
完形填空
完形填空。
     Tracy Wong is a well-known Chinese-American writer. But her writing   1   was something she picked
up by herself. After her first   2  , teaching disabled children, she became a part-time writer for IBM.   3  ,
writing stories was simply a   4  . interest. Tracy sent three of her stories to a publisher (出版商).   5  , they
immediately suggested that she put them together to make a single one long   6   and paid Tracy a $ 50,000
advance. "A pretty money," said the publisher, "for   7   writer." 
       8   Traey's characters (人物) are interesting, her stories sometimes   9   readem uneasy: those about the
supernatural. "My mother believed I could  10  the afterlife world," she told a close friend. "She used to have
me speak with my grandmother, who died many years ago."
     "Can I? I don't think I can," Tracy said with a laugh. "But I do have  11  when things come to me  12 ."
Once, she was wondering how to complete a  13  set in ancient (古代的) China.  14  the doorbell rang. It
was a FedEx delivery man, with a copy of a book on Chinese  15 . It came without her having  16  it.
     Though she has published 10 books, Tracy has remained  17  by her fame. She lives in the same  18  she
lived 27 years ago-although in a mom comfortable home. There' s more room for  19  in her life-and it wasn't
just  20 .
( )1. A. skill         
( )2. A. duty         
( )3. A. Instead       
( )4. A. general       
( )5. A. Interested    
( )6. A. film          
( )7. A. a foreign     
( )8. A. Now that       
( )9. A. find          
( )10. A. make up      
( )11. A. events       
( )12. A. for no reason
( )13. A. description  
( )14. A. Surprisingly 
( )15. A. cooking       
( )16. A. known        
( )17. A. unchanged    
( )18. A. life         
( )19. A. success      
( )20. A. writing      
B. experience   
B. effort        
B. Normally      
B. deep          
B. Anxiously    
B. story        
B. a popular     
B. Even though  
B. turn         
B. connect with
B. chances       
B. from a distance  
B. pointing      
B. Suddenly      
B. history      
B. sent          
B. excited      
B. city          
B. work          
B. reporting     
C. practice    
C. job         
C. Certainly    
C. personal    
C. Seriously   
C. program     
C. an unusual    
C. Just because 
C. leave        
C. control     
C. feelings     
C. by accident  
C. scene        
C. Expectedly      
C. play         
C. realized     
C. determined  
C. house        
C. joy          
C. luck         
D. method        
D. task          
D. Then          
D. lively        
D. Encouraged    
D. article     
D. an unknown              
D. Except that   
D. hold          
D. explain       
D. moments       
D. as gifts      
D. talk          
D. Fortunately   
D. medicine      
D. ordered       
D. unmoved       
D. way           
D. variety       
D. fun