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				 Many a student     that mistake before.  a. had made    b. has been made  c. have made   d. has made			【查看更多】
			


		
           
          


		
          
		
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          Many a student  _____ that mistake before.
            
           A．has made B．have made C．has been made D．had made
          

			
          
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          Many a student  _____ that mistake before.
          A．has made B．have made C．has been made D．had made
           
          

			
          
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          Many a student ______
made that mistake before, which is another way of saying a great many students
________ made that mistake.
          


          A. had; has                
B. has been; have         C. have; has                 
D. has; have
          


           
          

			
          
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          Many a student ______ made that mistake before, which is another way of saying a great many students ________ made that mistake.
            
          A. had; has             B. has been; have         C. have; has              D. has; have
          

			
          
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          Many a
student               
that mistake before.
          


          　　      
          


          
 
          
  
  
          A．has made 
          
            		
  
  
          B．have made 
          
            		
  
  
          C．has been made 
          
            		
  
  
          D．had made
          
            		
 
          

          


          　　   　　   
          

			
          
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