         
                                                  
                                                                             
  ⑴                               
   1     
   2     
   3             
   4            
   5     
  6         
  Ⅰ                                      
                     
                                      
       
                                      
             
                                                          
                            
                 
                            
  Ⅱ       
                               
                                               
   7                
   Ⅰ               
       
       
                                                                   
   Ⅱ                    
       
        
   Ⅲ         
           
           
   Ⅳ           
       
        
                                                                             
   8      
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