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问题 单项选择题

MS-DOS的存储管理采用了( )。

A．段式存储管理

B．页式存储管理

C．固定分区存储管理

D．单用户连续存储管理

答案

参考答案：D

完形填空
完形填空。
     How would you like to go to a school like this one in Oxford, England? There are no formal classes.
The students   1   from one group to another when they want to.  2  may find students who are fourteen,
fifteen or sixteen years old all in the same    3   . They work at their own speed.  4     tells them what they
should or shouldn't be doing.  The day I   5   , school began at nine. Some students were working    6   a
tape recorder and listening to their own voices. Others were watching a TV program   7   physics. A third
group was working in the library. I didn't see anybody just sitting doing    8   . Nobody was wasting time.   9  the students taking a break in the cafeteria were having a   10   on politics (政治).
( )1. A. move      
( )2. A. You      
( )3. A. grade    
( )4. A. Somebody  
( )5. A. visited  
( )6. A. on        
( )7. A. in        
( )8. A. something
( )9. A. However  
( )10. A. drink    		B. study      
B. A man      
B. school      
B. A teacher  
B. moved      
B. with        
B. according to
B. much        
B. Even        
B. show        		C. travel  
C. He      
C. class  
C. Nobody  
C. studied
C. for    
C. on      
C. anything
C. Also    
C. debate  		D. stay            
D. I              
D. group          
D. The group leader
D. stayed          
D. Through        
D. by              
D. nothing        
D. Only            
D. quarrel        
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单项选择题

单位换算中，1MW等于（）。

A、103W

B、104W

C、105W

D、106W
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