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          (2013·重慶，23)It's not easy to change habits，________ with awareness and self－control，it is possible.
          A．forB．orC．butD．so
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C
          考查并列連詞。句意：改變習(xí)慣不易，但如果是有意識(shí)和有自我控制能力的話，還是有可能的。前后為轉(zhuǎn)折關(guān)系，用并列連詞but。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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