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				--How long  have you       China?    --For three years. A. come back    B. returned C. left   D.  been away from			【查看更多】
			


		
           
          


		
          
		
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          — How long have you  _____ China? 
          — For three years.
          

          [      ]
          A. come back
           B. returned
           C. left 
          D. been away from 
          

			
          
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          --How long have you ___________   China?
            
          --For three years.
            
          A. come back     B. returned      C. left         D. been away from
          

			
          
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          -- How long have you ___________ China?
            
          -- For three years.
            
          A. come back            B. returned        C. left         D. been away from
          

			
          
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          --How long have you           China?       
            
          --For three years.
            
          A. come back        B. returned C. left     D. been away from
          

			
          
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          －How long have you ________ China?
          

          －For three years．
          

          

          [　　]
          

          A．come back
          

          

          B．returned
          

          

          C．left
          

          

          D．been away from
          

          

          

			
          
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