 


           
      
    
    
    
      
       
      
     

①      
       
     
      
     
      
    
       
  ② 
    
     
         
         
        
      
    
    
      
      
     
   
    
      
     

    
   
   
      
     
       
   
     
  ③  
  
     
      
       
   
   
       
 ④        
     
   
     
   
    

     
      
         
      
    
     
      
        
       
         
     
          
       
        
     
       
        
       

①     
②        
③      
④      