       
                  :
                           
                          
         
  
   1.       
     ⑴       
     ⑵           
   2.       
     ⑴                  
     ⑵            
   3.         
                           
   
                                             
    
           《 》                                                                       
   
                                        
   
                      
  
  1.     2  
                                              
  2.      12  
   ⑴      
   ★     
    ★                
    ★           
    ⑵            
   ⑶                        
    ⑷              
                            
                     
                           
                              
                                
        
                     
                     
                     
                     
      
                     
                     
                     
                     
      
                     
                     
                    
                     
                   
                       
                    
                    
                    
       
                  
                  
                   
                   
                   
                   
                   
                   
             
             
         
         
           
   ⑹            
  3.    18  
   ⑴     
    ★     
     ★    
       ①    
       ②      
       ③    
     ⑵         
     ⑶      
            
         
         
           
     ⑷       
       ★     
           
           
             
       ★    
            
            
              
     ⑸   2 3     
       ★      
                   
           
              
          
           
            
             
     ★   
           
         
           
         
            
         
           
     ★  
          
          
         
         
            
           
           
  3.      8 
     ⑴  1 3                              
      ⑵             
              
              e                                                                                                                                                                                                             
        
         
                
                 
    
  
  
    
    
    
     
    
   
     
   
     
    
  
  
    
  
    
  
    
  
    
  
    
    
  
  
    
  
    
   
   
   
      
   
      
        
            
                
                   



     
  
  
    
    
    
   
    
  
     
  
    
     
  
  
    
  
    
  
    
  
    
  
    
     
  
  
    
    
    
   
   
    
      
    
      