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          –How soon can you finish the work? 
           --We can finish it in 20 minutes if we have one more person ________ us.
          A．to helpB．helpsC．helpedD．helping
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          A 
          表示目的用動詞不定式to do，故本題選A。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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