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				 The students had  to finish their homework in time,     they?        A.  hadn’t        B.  must        C.  did         D.  didn’t			【查看更多】
			


		
     
    


		
    
		
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    The students had to finish their homework in time,           ?
    

    [     ]
    A. didn't they                   
    B. must they
    C. did they                     
    D. hadn't they
    

			
    
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    The students had to finish their homework in time,       ?
      
    A. didn’t they                                                    B. must they        C. did they      D. hadn’t they
    

			
    
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    The students had to finish their homework in time, ________?
    

    [　　]
    

    

    A．didn't they
    B．must they
    

    C．did they
    D．hadn't they
    

    

    

			
    
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    The students had to finish their homework in time, ________?
    

    [　　]
    

    

    A．didn't they
    B．must they
    

    C．did they
    D．hadn't they
    

    

    

			
    
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