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          Computers have _____ many changes in the workplace. 

          A. heard about 
          B. known about
          C. brought about
          D. cared about 
          			
          

			
			
			
		
          



							
          
				相關(guān)習(xí)題
			
          	
						
          
			
          
				科目：高中英語
				來源：0127    模擬題
				題型：單選題
			
          
									
          Computers have _____ many changes in the workplace. 
          

          [     ]
          A. heard about 
          B. known about
          C. brought about
          D. cared about 
          

			
          
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