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				30．Old people must         . A. be spoken to politely   B. speak to polite C. be spoken politely    D. speak polite			【查看更多】
			


		
           
          


		
          
		
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          Old people must         .     
          

          [     ]
          A. be spoken to politely   
          B. speak to polite   
          C. be spoken politely    
          D. speak polite
          

			
          
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          Old people must _______. 
          


          A. be spoken to politely
          


          B. speak to polite
          


          C. be spoken politely
          


          D. be spoken politely
          

			
          
				查看答案和解析>>
			
          
		
          
				
          
									
          Old people must ______. 
          

          [     ]
          A. be spoken to politely　　　　　　
          B. speak to polite 　　
          C. be spoken politely　　　　　　　
          D. speak polite 
          

			
          
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          Old people must __________.
          


          
 
          
  
  
          A．speak to polite
          
            		
  
  
          B．be spoken politely 
          
            		
 
          
 
          
  
  
          C．be spoken to politely
          
            		
  
  
          D．be spoken to polite
          
            		
 
          

          


           
          

			
          
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          Old people must ________．
          

          

          [　　]
          

          A．be spoken to politely
          

          

          B．speak to polite
          

          

          C．be spoken politely
          

          

          D．speak polite
          

          

          

			
          
				查看答案和解析>>
			
          
		
          
						
          
				
          
	
          
	
          
		
          


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