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          Some scientists think that it may take ______years to make robots look like people,  and do the same things as us.
          A．hundreds ofB．two hundreds of 
          C．two hundredsD．two hundred of
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          A
          此題重點考察數(shù)量的表示方法，確切的數(shù)量德表示方法：數(shù)詞+hundred/thousand/million+名復;不確切數(shù)量的表示方法是hundreds/thousands
          /millions of+名詞的復數(shù)形式。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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