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				-It’s 9 o’clock now. I must  go.-It’s raining outside. Don’t leave     it  stops.A.   when     B.  since     C. while     D.  until			【查看更多】
			


		
           
          


		
          
		
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          桰t's 9 o'clock now. I must go.　　 
          


          桰t's raining outside. Don't leave ________ it stops. 
          


          A. when
          


          B. since
          


          C. while
          


          D. until
          

			
          
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          —It’s 9 o’clock now. I must go.
          —It’s raining outside. Don’t leave ________it stops.
          A．whenB．sinceC．whileD．until
          

			
          
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          ---It’s 9 o’clock now．I must go．
          ---It’s raining outside．Don’t leave ________it stops．

          1. A.
            when
          2. B.
            since
          3. C.
            while
          4. D.
            until
          

			
          
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          —It's 9 o'clock now. I must go. 
          —It's raining outside. Don't leave _____ it stops. 
          

          [     ]
          A. when
          B. since 
          C. while
          D. until 
          

			
          
				查看答案和解析>>
			
          
		
          
				
          
									
          

          ?It's 9 o'clock now. I must go.  
          


          ?It's raining outside. Don't leave ________ it stops. 
          


          A. or
          


          B. but
          


          C. so
          


          D. until
          

			
          
				查看答案和解析>>
			
          
		
          
						
          
				
          
	
          
	
          
		
          


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