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				24．―Be careful.      you will make  mistakes in your exams．    ―I know that.Mum．One can never be too  careful．    A．a(chǎn)nd       B．or      C．nor   D．but			【查看更多】
			


		
           
          


		
          
		
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          一Be
careful ,     you will make mistakes in your
exams. 
          


          —I know that，Mum. One can never be too careful. 
          


          
 
          
  
  
          A．a(chǎn)nd
          
            		
  
  
          B．or
          
            		
  
  
          C．nor
          
            		
  
  
          D．but
          
            		
 
          

          


           
          

			
          
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