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          (江蘇省南通市2009期末調(diào)研)－Mary, how did your Math test go?
            
           －I had thought I _________, but in fact I came in the top 10% in my class.
            
          A. should have failed                          B. couldn’t have failed 
            
          C. might have failed                           D. shouldn’t have failed
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D
             
          解析:
               
          考察情態(tài)動詞的用法。Might have done表示對過去發(fā)生的事情的猜測或擔(dān)心，意思是“或許是……而事實(shí)上不一定如此”。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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