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          Come on! You will catch up with others _______ you work hard.
          A．if B．unless 
          C．a(chǎn)lthough  D．so 
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          A
          

          解析試題分析：句意：加油！如果你努力學習，你將會趕上其他人。分析選項：if如果；unless除非；although雖然；so因此�？疾閕f 引導的條件狀語從句，體現(xiàn)主將從現(xiàn)的原則。句子的關系體現(xiàn)為如果……就……故選 A
          考點：考查連詞的用法。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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