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          We must do something to stop people from ______. 

          A. to throw litter about 
          B. to throw litter into 
          C. throwing litter about 
          D. throwing litter into 
          			
          

			
			
			
		
          



							
          
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          We must do something to stop people from ______. 
          

          [     ]
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          We must do something to stop people from     .
          

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				科目：初中英語
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          We must do something to stop people from ________. 
          


          A. to throw litter about
          


          B. to throw litter into
          


          C. throwing litter about
          


          D. throwing litter into
          

			
          
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