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          How can you expect to learn anything ______ you spend all your time playing computer games?
          A．unlessB．untilC．thoughD．when
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D

          試題分析：當(dāng)你把全部時(shí)間都花在玩電腦游戲時(shí)，你怎能期望學(xué)一些東西？故應(yīng)選D。A. unless 如果不，除非   B.until 直到  C.though 雖然，盡管  D. when 當(dāng)……時(shí)。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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