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          --Mike, can you tell us something about our new teacher?
          -- Oh, sorry. I know nothing because I _____________ him before.
          A．sawB．didn’t seeC．have seenD．haven’t seen
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D
          

          解析試題分析：句意：邁克你能告訴我一些有關(guān)我們新老師的事情嗎？對不起，我什么都不知道。我以前沒有見過他。根據(jù)句意，可知我不知道是對現(xiàn)在的影響，動(dòng)作發(fā)生在過去強(qiáng)調(diào)對現(xiàn)在的影響，用現(xiàn)在完成時(shí)，故選D。
          考點(diǎn)：考查現(xiàn)在完成時(shí)的用法
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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