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          —________you _____your homework yet?
           —Yes, I ___it ten minutes ago.
          A．Did, do, finishedB．Have, done, finished
          C．Have, done, have finishedD．will, do, finish
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          B

          試題分析：根據(jù)題干中的副詞yet可知第一句要用現(xiàn)在完成時(shí)，由ten minutes ago可知第二句要用一般過(guò)去時(shí)，故選B。
          點(diǎn)評(píng)：兩者都表示動(dòng)作發(fā)生在過(guò)去，前者強(qiáng)調(diào)動(dòng)作，后者強(qiáng)調(diào)動(dòng)作對(duì)現(xiàn)在造成的影響。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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