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				39．A．when    B．until      C．a(chǎn)fter        D．before			【查看更多】
			


		
           
          


		
          
		
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          ---________ when does that shop stay
open?       ---About midnight.
          


          
 
          
  
  
          A．Since
          
            		
  
  
          B．Until
          
            		
  
  
          C．Before
          
            		
  
  
          D．After
          
            		
 
          

          


           
          

			
          
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          My parents were having supper ________ I got home.
          

          [　　]
          
          

          

          

          A．when
          		


          B．before
          		


          C．after
          		


          D．until
          		

          

          

          

          

			
          
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          They didn’t leave the room ________ the teacher came.
          

          [　　]
          

          

          A．when
          B．a(chǎn)fter
          

          C．until
          D．before
          

          

          

			
          
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          The boy was walking down the street         the UFO landed．
            
          A．when     B．a(chǎn)fter             C．before             D．until
          

			
          
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          The student didn’t go to bed ________ eleven o’clock．
          

          

          [　　]
          

          A．before
          

          

          B．until
          

          

          C．after
          

          

          D．when
          

          

          

			
          
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