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          【題目】________ the students from their endless homework the school has decided to take a series of measures.
          A. FreedB. To free
          C. FreeingD. Having freed
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          【答案】B
          【解析】
          考查非謂語動詞。句意：為了把學生從沒完沒了的作業(yè)中解放出來，學校決定采取一系列措施。本句已經(jīng)存在謂語動詞且句中沒有連詞，故free只能做非謂語動詞，在本句中做目的狀語故用不定式，選B。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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