问题 单项选择题

骨骺损伤的MRI征象中,错误的是()

A.T2WI骺板表现为高信号,与周围低信号的骨形成明显的对比

B.T2WI骺板急性断裂表现为局灶性低信号影

C.干骺端及二次骨化中心骨折在T1WI上为线形低信号影

D.干骺端及二次骨化中心骨折在T2WI为高信号影

E.骺板纤维桥和骨骺桥在T1WI和T2WI均表现为高信号区

答案

参考答案:E

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Dear Xiaohua,
   Thanks for your letter. Your    1     life is really interesting I     2    I can go to visit you soon. Now I
would like to tell you something      3    my life at school in Australia.
   We go to school five days a week from     4    to Friday. Classes    5    at nine.
   After fifty minutes, there is a short rest.     6  _ this time, we can eat some food in the dining hall or play
sports outside. It's     7     . We have lunch at school. The food there is delicious. Classes end at 3:30 in
the     8     and then we can have fun at all kinds of clubs. I know Chinese students usually have a lot of
homework     9     every day. We also have homework, but it isn't too    10    .
      Best wishes !
                                                                                                                                                 yours,
                                                                                                                                                 John
( )1. A. vacation  
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( )4. A.  Tuesday  
( )5. A. start      
( )6. A. With      
( )7. A. boring    
( )8. A. afternoon  
( )9. A. do        
( )10. A. little    
B. school  
B. want    
B. to      
B. Monday  
B. started  
B. On      
B. relaxing
B. morning  
B. does    
B. much    
C. family  
C. enjoy    
C. at      
C. Thursday
C. starting
C. During  
C. tired    
C. evening  
C. to do    
C. many    
D. home    
D. like    
D. about    
D. Wednesday                          
D. starts  
D. From    
D. sad      
D. noon    
D. doing    
D. few     
问答题 简答题