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				23．A．they          B．their          C．theirs           D．them			【查看更多】
			


		
     
    


		
    
		
    題目列表(包括答案和解析)
    

		
		
    

    


    
	
    				
    
									
    These postcards are ________. 
    


    A．they             B．theirs             C．their             D．them
    


     
    

			
    
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    Let's give ________ the cards.
    

    [　　]
    

    

    A．they 
    B．their 
    

    C．theirs 
    D．them 
    

    

    

    

			
    
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    Who taught ______ math last year?
    


    A．they             B．their             C．them             D．theirs
    


     
    

			
    
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    Most students ride ________ bikes to school．
    

    

    [　　]
    

    A．

    they
    

    

    B．

    their
    

    

    C．

    theirs
    

    

    D．

    them
    

    

    

			
    
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    Who buys      a
nice present?
    


    
 
    
  
  
    A．they 
    
      		
  
  
    B．them
    
      		
  
  
    C．their
    
      		
  
  
    D．theirs
    
      		
 
    

    


     
    

			
    
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