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          Some people get in touch with each other by mobile phones__________ others keep contact with each other by e-mail.
          A．whenB．beforeC．whileD．since
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C   

          試題分析：考查連詞：A. when當…時候B. before在…之前C. while當…時候，然而，雖然，D. since既然，句意：一些人通過手機彼此聯(lián)系，然而一些人通過電子郵件聯(lián)系。選C。
          點評：此題主要考查連詞的辨析，選擇連詞主要是看前后句的關系，因果關系用表因果的連詞，轉折關系用轉折連詞，并列關系用并列連詞，要求考生具有一定的句子分析能力和詞義辨析能力。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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