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				 If he         harder, he  will catch up with us soon.   A. study           B.  studies          C.  will study     D.  studied			【查看更多】
			


		
           
          


		
          
		
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          If he ________harder , he will catch up with us soon .
          


          A.  study     B.
studies    C. will study    D. studied
          


           
          

			
          
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          If he _______ harder, he will catch up with us soon. 
          

          [     ]
          A. study 
          B. studies 
          C. will study 
          D. studied
          

			
          
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          If he _______ harder, he will catch up with us soon.          
            
          A. study                      B. studies                    C. will study         D. studied
          

			
          
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          If he ________ harder, he will catch up with us soon. 
          


          A. study
          


          B. studies
          


          C. will study
          


          D. studied
          

			
          
				查看答案和解析>>
			
          
		
          
				
          
									
          

          If he ______ harder, he will catch up with us soon. 
          


          A. study
          


          B. studies
          


          C. will study
          


          D. studied
          

			
          
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