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				21．I  study for a test       working with a group．    A．in            B．by        C．a(chǎn)t          D．to			【查看更多】
			


		
     
    


		
    
		
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    I study for a test _________ working with a
group. 
    


    
 
    
  
  
    A．in
    
      		
  
  
    B．by
    
      		
  
  
    C．a(chǎn)t
    
      		
  
  
    D．to
    
      		
 
    

    


     
    

			
    
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    －How do you study for a test?
    

    －I study ________ working with a group．
    

    

    [　　]
    

    A．by
    

    

    B．to
    

    

    C．in
    

    

    D．at
    

    

    

			
    
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    －How do you study for a test?
    

    －I study ________ working ________ a group．
    

    

    [　　]
    

    A．

    in, with
    

    

    B．

    by, at
    

    

    C．

    by, with
    

    

    D．

    in, by
    

    

    

			
    
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    --How do you study           a test?
      
    --I study        working with a group．
      
    A．for, by              B．by, in                C．for, from            D．by, by
    

			
    
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    －How do you study ________ a test?
    

    －I study ________working ________ a group．
    

    

    [　　]
    

    A．for, in ,with
    

    

    B．for, by, at
    

    

    C．for, by, with
    

    

    D．of, in, by
    

    

    

			
    
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