Mozart and an Old Performer
     One day Mozart (莫扎特)saw an old blind street performer (卖艺人) playing the violin in the street corner __1__ a hat in front of him. He found out the old man was __2__ one of his compositions (作品).The old man played for __3__ , but still nobody put any money into his hat. Mozart asked the old man, "Do you often play compositions by Mozart?" "Yes, __4__ ," answered the old man. "Now, everybody knows Mozart and likes his music." "Do you __5__ a living by playing the violin?" The old man said he __6__ Mozart took over the violin from the old man and began to play.
     He played so well __7__ all the passer-by stopped to listen the wonderful music and soon the old man felt very __8__ that the man could play so well. He asked Mozart, "Who are you, sir?" "Your colleague (同行) , a poor __9__ like you." Then Mozart gave the __10_ back to the old man and went away.

(     )1. A．on  
(     )2. A．writing
(     )3. A．sometime
(     )4. A．you
(     )5. A．make  
(     )6. A．certainly
(     )7. A．which
(     )8. A．happy  
(     )9. A．musician
(     )10. A．money    

B．by
B．playing
B．sometimes
B．it is
B．buy
B．did
B．how
B．worried
B．artist
B．violin          

C．with
C．reading
C．some time
C．Mr.  
C．give  
C．yes  
C．that  
C．disappointed
C．scientist
C．food      

D．to        
D．listening
D．some times
D．sir      
D．take      
D．sorry    
D．what      
D．surprised
D．writer    
D．hat