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				22．―      do  you write to your pen friend?     ―Once a month．  A．How long                        B．How many  C．How often                         D．How much			【查看更多】
			


		
     
    


		
    
		
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    —           do you write to your pen friend?   
      
    —Once a month．
      
    A．How long                                  B．How many
      
    C．How often                                   D．How much
    

			
    
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    －________ do you write to your pen-friend?
    

    －Once a month．
    

    

    [　　]
    

    A．How long
    

    

    B．How many
    

    

    C．How often
    

    

    D．How much
    

    

    

			
    
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