问题 单项选择题

以下检查方法中,不能观察回盲部的是哪种()

A.口服钡剂-逆行注气小肠双重造影

B.小肠系钡餐检查

C.钡剂灌肠检查

D.全消化道钡餐检查

E.上消化道钡餐检查

答案

参考答案:E

完形填空
完形填空。
     Every day you ask  "Can I dothis?" or "Can I do that?" and people ask you the same 1 .But do you know the 2   way to ask for permission  (许可 )?
You must be polite  (有礼貌的) 3  you are asking for permission.  
     In real life,you  4  to ask permission for different kinds of things. Often,
others will  5   no.If what you want to do is right, you should give   6  
own  (自己的) reasons and give them some time to think about it. For
example, LiMing wants to study in Canada. At first, his  7   don't want him to go. They   8  Li Ming will be very busy at school and they will miss him. But after Li Ming   9  them his reasons, his parents agree with him. However  (然而),if what you want to do is wrong, you should    10   0thers. Their reasons may be helpful to you.
( )1. A. number    
( )2. A. good      
( )3. A. and      
( )4. A. need      
( )5. A. write    
( )6. A. my        
( )7. A. teachers  
( )8. A. think    
( )9. A. reads    
( )10.A. live with
B. fruit      
B. nice        
B. but        
B. like        
B. say        
B. your        
B. classmates  
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B. listen to  
C. answer    
C. best      
C. so        
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C. spell      
C. his        
C. parents    
C. find      
C. tells      
C. talk about
D. question    
D. well        
D. when        
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D. sing        
D. her          
D. grandparents
D. want        
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D. look for    
单项选择题