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           The key _____ four modernizations lies _____ the science and education. 
          A．to, onB．of, onC．to, inD．of, in
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C
          本題考查介詞。the key to·····表示……的關(guān)鍵；lie in是一個(gè)固定搭配，意思是在于。句意：四個(gè)現(xiàn)代化的關(guān)鍵在于科學(xué)和教育。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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