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				 The teacher didn't  begin the class          all the students        .  A. until; stopped to  talk      B. because; stopped talking  C. until; stopped  talking     D. when; stopped to talk			【查看更多】
			


		
           
          


		
          
		
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          The teacher didn't begin the class _____ all the students _____. 
          

          [     ]
          A. until, stopped to talk 
          B. before, stopped to talk 
          C. when, stopped talking 
          D. until, stopped talking 
          

			
          
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          The teacher didn't begin the class ________ all the students ________.
          

          [　　]
          

          

          A．until, stopped to talk
          B．before, stopped talking
            

          C．while, stopped to talk
          D．because, stopped talking
            

            
  

          

			
          
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