问题 单项选择题 A1/A2型题

有关骨肉瘤的临床特点,下列哪项是正确的()。

A.骨肉瘤好发于四肢骨骺生长最快的股骨远端、胫骨近端和肱骨近端

B.骨肉瘤绝大部分为多发

C.一旦病理学检查确诊为骨肉瘤,应该马上行截肢手术

D.骨肉瘤也较多发于脊柱、骨盆

E.全部病人80%~90%病变发生于膝关节周围

答案

参考答案:A

解析:骨肉瘤大部分单发,多发于四肢骨骺生长最快的股骨远端、胫骨近端和肱骨近端。

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     During the years of depression(萧条), food and money were very hard to find and people had to trade
things with each other.
     One day I was   1   some potatoes from Mr Miller. I noticed a small poor boy hungrily   2   a full
basket of freshly picked green peas. Then I was  3   to see that Mr Miller sold the boy a bag of peas fo
r just a marble (弹球).
     Mrs Miller, who had been standing nearby,   4_ and told me that Mr Miller loved to trade with the
three boys in the village for peas, tomatoes, and other things   5   he didn't really need any marbles. I left
the stand, smiling to myself,   6   by this man.
     Several years went by. One day I learned that Mr Miller had died. I took part in the funeral(葬礼),
_7    three young men . They came over to Mrs Miller, hugged her, kissed her on the cheek, spoke with
her and moved on,   8   their eyes.
     Our   9   came to meet Mrs Miller. I mentioned  10    she had told me about the  11  She told me, "
Those three young men above were the boys I told you about. They just told me   12  they appreciated
the things Jim 'traded 'with them. Now, at last, they came to pay their debt."
      "We've   13    had a great deal of the wealth in this world," she  14  , "but right now, Jim wouldW#W$ W%.K**S*&5︿U consider himself to be the   15   man."
      Then she gently lifted the  16     fingers of her husband. Resting underneath were three red marbles.
     At that time I realized that we would not be   17     by our words, but by our kind   18  . It is said that
it takes a minute to find a   19  person, an hour to appreciate him, a day to love him, but an entire life to
 20   him.
( )1. A. buying  
( )2. A. reaching for
( )3. A.  astonished
( )4. A. turned over
( )5. A. but  
( )6. A. suspected
( )7. A. discovering
( )8. A. closing
( )9. A. time    
( )10. A. the story    
( )11. A. marbles
( )12. A. why      
( )13. A. ever  
( )14. A. laughed    
( )15. A. honest
( )16. A. lifeless
( )17. A. thought
( )18. A. deeds  
( )19. A. strict
( )20. A. ignore

B. selling
B. glancing at  
B. amazed    
B. going over
B. otherwise
B. impressed
B. watching     
B. rolling
B. chance      
B. the proverb  
B. men    
B. how    
B. always    
B. cried  
B. happiest  
B. regretless
B. touched  
B. things  
B. honest  
B. forget  

C. borrowing
C. staring at
C. annoyed
C. came over
C. or    
C. regretted    
C. finding
C. cleaning
C. turn  
C. the legend
C. debt  
C. when  
C. never
C. sighed
C. coldest
C. useless
C. remembered
C. remarks
C. special
C. recognize

D. hunting        
D. picking up      
D. worried        
D. coming over    
D. although        
D. embarrassed    
D. seeing          
D. wiping          
D. decision        
D. the joke        
D. life            
D. what            
D. seldom          
D. added          
D. richest        
D. hopeless        
D. affected        
D. rewards        
D. learned        
D. remind