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          The world’s population is getting larger and larger, so scientists are trying to _______ new ways to solve the food problem.
          A．catch up withB．keep up withC．come up withD．make up with
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C

          試題分析：句意：這個世界的人口正變得越來越多，所以科學(xué)家們正在盡力想出。新的方法去解決糧食問題。A趕上B追上C提出，想出D彌補(bǔ)，和好。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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