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男，38岁，主诉右侧颞下颌关节偶发弹响一年余，经影像学检查，未发现颞下颌关节有明显病变，咀嚼运动无异常

口颌肌肌电检查时，咀嚼运动开口时肌电活动最明显的应是

A．颞肌

B．上翼外肌

C．翼内肌

D．二腹肌前腹

E．咬肌

答案

参考答案：D

解析：开口时二腹肌前腹电位明显，闭口时颞肌和咬肌有电位出现。

解答题
把3个饼干平均分给4个小朋友，每人分得一个饼的
1
4
．______．
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完形填空
完形填空。
     Diana Velez does everything with maximumeffort and at maximum speed. That   1  learning a new
language, completing two certificates and opening a store.
     When arriving in Canada in 2008, she had one   2  : tohave what she had back home in Colombia.
"I didn't want to  3  what I do,like so many who come to a new country. "she said, "I   4    to open a
store here in Canada but knew Ihad to   5  myself properly."
      Diana quickly realized that making her dream of shopownership in Canada a  6  meant going to
school to get the   7     education and certification, "My experience of owning ashop and working as a
designer in Colombia gave me   8   inmy abilities but I couldn't speak the lang uage and I had to   9    
how to do things in Canada.It was like having to   10   all over again," said Diana.
       11 , she found just the help she needed for herrelaunch (重新开张)    12   continuing education at
GeorgeBrown College. She began taking   13  for both the EssentialSkills in Fashion Certificate and the
Images ConsultingCertificate in May 2009.      14     Diana met with the languagebarrier, she was always
going   15  while at college.
      By the end of October 2009, she had completed allcertificate requirements. Within two years after
her   16  inCanada, Diana at last achieved her   17  goal when her newstore opened its doors in
Toronto's Sheppard Centre. She wason the fast-track to   18 .
        Looking back, Diana, a fashion (时装) designer,   19   her achievements to the goal she set, the
education she receivedfrom the college, and     20 ,the efforts she made. Now Dianais very happy doing
what she is doing.
( )1. A. requires      
( )2. A. goal          
( )3. A. continue      
( )4. A. demanded      
( )5. A. teach          
( )6. A. reality        
( )7. A. physical      
( )8. A. pressure      
( )9. A. put away      
( )10. A. advance      
( )11. A. Naturally    
( )12. A. through      
( )13. A. notes        
( )14. A. Though        
( )15. A. around        
( )16. A. adventure    
( )17. A. original      
( )18. A. success      
( )19. A. adds          
( )20. A. after all     		B. encourages      
B.memory            
B. choose          
B. decided          
B. prepare          
B. fact            
B. private          
B. judgment        
B. depend on        
B. start            
B. Gradually        
B. for              
B. responsibilities
B. As              
B. back            
B. arrival          
B. common          
B. wealth          
B. connects        
B. above all        		C. includes    
C. choice      
C. change      
C. agreed      
C. enjoy      
C. challenge  
C. primary    
C. influence  
C. learn about
C. suffer      
C. Luckily    
C. before      
C. chances    
C. Since      
C. ahead      
C. performance
C. another    
C. glory      
C. devotes    
C. at least    		D. advises      
D. problem      
D. lose        
D. hesitated    
D. persuade    
D. wonder      
D. necessary    
D. confidence  
D. look into    
D. work        
D. Clearly      
D. with        
D. courses      
D. Once        
D. out          
D. journey      
D. distant      
D. happiness    
D. owes        
D. at first    
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