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问题 选择题

下列语句中，正确的是（　　）

A．等腰梯形同一边上的两个底角相等

B．有理数和数轴上的点一一对应

C．对角线互相垂直的四边形是菱形

D．两边长为3cm和6cm的等腰三角形的周长为15cm

答案

A、等腰梯形同一底上的两个底角相等，故此选项错误；

B、实数和数轴上的点一一对应，故此选项错误；

C、对角线互相垂直的平行四边形是菱形，故此选项错误；

D、两边长为3cm和6cm的等腰三角形的周长为15cm，故此选项正确；

故选：D．

完形填空

完形填空
     As she waited at the edge of the ice for her music to start, Peggy took a quick look at her father standing nearby with a group of parents and teachers. He smiled at her. Then she _1_ out at the audience, _2_ to see her mother. These two, Alvert and Doris Fleming, had _3 _all the way from California more than 2,000
miles away, to see their _4 _compete in this sports meet in Cleveland, Ohio.
     The music _5_ and Peggy moved onto the ice, letting the music _6_ her along into her turns, and she
began skating with much _7_ in herself. The cold fear she always had in the _8 _ seconds before skating
onto the ice was _9_ . She was feeling the movement of the _10_ and letting it carry her. She skated
easily, _11_   did some jumps, a final turn and her performance was _12_ .
     The crowd loved it and cheered _13_ she skated off the ice. "Nice job," said one of the other _14_  . It was the remark(话语) that _15_came after a free-skating performance. But what should the _16_ say?
Standing beside her father, Peggy _17_ for the scoring(打分) to be finished. On all sides were other young
skaters, some waiting _18_ alone, others with a parent. Shortly before 10 o'clock the results were  _19_  . The new United States Women's Figure Skating Champion was Peggy Fleming of Passdena, _20_ .

( )1. A. looked      
( )2. A. failing    
( )3. A. bicycled    
( )4. A. friend      
( )5. A. started    
( )6. A. allow      
( )7. A. thought    
( )8. A. following  
( )9. A. lost        
( )10. A. music      
( )11. A. so        
( )12. A. satisfied  
( )13. A. because    
( )14. A. skaters    
( )15. A. always    
( )16. A. players    
( )17. A. waited    
( )18. A. comfortably
( )19. A. spoken    
( )20. A. England    		B. watched        
B. looking forward
B. driven        
B. children      
B. played        
B. set out        
B. belief        
B. last          
B. present        
B. fear          
B. or            
B. unsatisfactory
B. until          
B. friends        
B. seldom        
B. audience      
B. looked        
B. hurriedly      
B. explained      
B. Cleveland      		C. found    
C. having  
C. run      
C. son      
C. developed
C. carry    
C. success  
C. recent  
C. strong  
C. ice      
C. before  
C. finished
C. before  
C. judges  
C. again    
C. judges  
C. wished  
C. happily  
C. announced
C. Ohio     		D. stepped    
D. hoping    
D. walked    
D. daughter  
D. sang      
D. support    
D. design    
D. past      
D. gone      
D. audience  
D. then      
D. welcome    
D. as        
D. parents    
D. hardly    
D. parents    
D. asked      
D. anxiously  
D. unknown    
D. California
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单项选择题

信息可通过不同的载体来表现。在现实生活中，信息还可以通过多种载体形式来综合表现，这就是多媒体表现信息，称作（）

A.声音信息

B.图像信息

C.多媒体信息

D.文字信息
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