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          The boy is lost. The police ______ him.
          A．a(chǎn)re searchingB．is searchingC．is searching forD．a(chǎn)re searching for
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D
          此題重點考查現(xiàn)在進行時的基本結(jié)構(gòu)；search for表示尋找，是固定搭配。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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