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          — Please stop smoking. Look at the sign. — Oh ,sorry. I     see it.
          A．don’tB．won’tC．wasn’tD．didn’t
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D 

          試題分析：句意：--請(qǐng)停止吸煙，看這個(gè)標(biāo)志。--哦，對(duì)不起，我沒(méi)有看見(jiàn)。根據(jù)Look at the sign可知現(xiàn)在已經(jīng)知道了禁止吸煙的事情，剛才不知道，所以應(yīng)該用一般過(guò)去式。故選D。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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