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          — I tried       it out in this way, but I failed.
          — Why not       it in some other ways?
          A．to work; try doingB．to work; try to do
          C．working; try to doD．to work; to try doing
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          A
          try to do sth，表示努力做某事，而try doing sth，表示試著做某事，同時(shí)why not do sth，表示為什么不做某事，根據(jù)本題的用意，可知答案為A。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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