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          【題目】I did better, but I still wasn't as focused as I ________.
          A.should doB.should have been
          C.should beD.should have done
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          【答案】B
          【解析】
          考查虛擬語氣。句意：我做得更好了，但我仍然沒有像我應(yīng)該的那樣專注。根據(jù)句意和did better可知表示對過去的虛擬語氣，排除A、C選項(xiàng)；should have done意為"本應(yīng)該做某事而沒有做"，且根據(jù)短語be focused on“集中于；專注”，故選B。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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