方程x2-4=0的解是______.

题型:解答题

问题:

方程x2-4=0的解是______.

考点:一元二次方程的解法
题型:解答题
完型填空。
     Football is a popular sport. Many games are held in different places every year. The World Cup
is a game that   _1_   good players want to play most. It is held every four __2__Only the best team
can   _3_   the last game.   
     The 2010 World Cup was held in South Africa. Hundreds of thousands of people went to the
games or   _4_   them on TV day and night. They all got very   _5_  .   
     Football is a   _6_   sport. There are eleven   _7_   in each team of a game. The earliest(最早的)
games of football in England were different   _8_   today. The people in two towns played the game.
Each team of the town   _9_   over five hundred players, and each team had to try to carry the ball to
   _10_  team's town. Today some towns in England still play games like this.
( )1. A.no    
( )2. A.years  
( )3. A.play  
( )4. A.met    
( )5. A.excited  
( )6. A.team  
( )7. A.farmers
( )8. A.from  
( )9. A.called
( )10. A.one     
                      

B. some      
B. months    
B. enjoy    
B. saw      
B. quiet    
B. single    
B. workers  
B. with      
B. had      
B. other     
              

C. all    
C. weeks  
C. have    
C. played  
C. angry  
C. active  
C. players
C. to      
C. caught  
C. the other
            

D. few      
D. days      
D. win      
D. watched  
D. silent    
D. indoor    
D. athletes  
D. for      
D. asked    
D. others    


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银翘散中配伍辛温的荆芥穗、淡豆豉的用意是()。

A.宣郁发表、疏风泄热

B.疏散风热、宣肺止咳

C.辛散解表、透邪外出

D.解郁除烦、疏散风热

E.以上都不是

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