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          Since Project Hope started，it _______ millions of children to come back to school
          A．has helped     B．helped          C．is helping
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          A

          試題分析：句意：自從希望工程開(kāi)始以來(lái)，它幫助了上百萬(wàn)的孩子回到了學(xué)校上課。since后接時(shí)間點(diǎn)時(shí)，句子的謂語(yǔ)動(dòng)詞用現(xiàn)在完成時(shí)，而且須是延續(xù)性動(dòng)詞。故選A。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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