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           The mobile phone has influenced people’s life a lot since it _______.
          A．inventsB．invented
          C．is inventedD．was invented
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D

          試題分析：句意：自從手機(jī)被發(fā)明以來(lái)，他已經(jīng)太多地影響了人們的生活。Since引導(dǎo)的從句主句用完成時(shí)從句用一般過去式，根據(jù)題意可知用被動(dòng)語(yǔ)態(tài)，根據(jù)句意故選D
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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