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				34．A．shall          B．must          C．need           D．can			【查看更多】
			


		
           
          


		
          
		
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          —       I
put the bike here?
          


          —No,you can’t.
          


          
 
          
  
  
          A．May
          
            		
  
  
          B．Must
          
            		
  
  
          C．Need
          
            		
  
  
          D．Shall
          
            		
 
          

          


           
          

			
          
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          －__________ you give your seat to this old man?
          

          －Of course．
          

          

          [　　]
          

          A．

          Can
          

          

          B．

          Shall
          

          

          C．

          Need
          

          

          D．

          Must
          

          

          

			
          
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          －_________ we clean the classroom at once?
          

          －No, you _________．You _________ clean it after school．
          

          

          [　　]
          

          A．

          Must; needn’t; may
          

          

          B．

          Must; mustn’t; can．
          

          

          C．

          Shall; can’t; must
          

          

          D．

          Need; mustn’t; may
          

          

          

			
          
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          ---________ we clean the classroom at once?
          


          ---No, you________. You ________clean it
after school
          


          
 
          
  
  
          A．Must, needn’t, can
          
            		
  
  
          B．Need, mustn’t ,may
          
            		
 
          
 
          
  
  
          C．Must, mustn’t, can
          
            		
  
  
          D．Shall, can’t , may
          
            		
 
          

          


           
          

			
          
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          --______ we clean the classroom at once?
          


          --No, you _____. You____ clean it after
school.
          


          
 
          
  
  
          A．Must, needn’t, may
          
            		
  
  
          B．Must, mustn’t, can
          
            		
 
          
 
          
  
  
          C．Shall, can’t, must
          
            		
  
  
          D．Need, mustn’t, may
          
            		
 
          

          


           
          

			
          
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