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           Talk to your teacher and you will get help ________ you have a problem.
          A．unlessB．if
          C．untilD．so
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          B

          試題分析：unless除非，如果不； if是否，如果；until直到；So因此。句意：如果你有問題，給你的老師說說，你就會得到幫助。故選B。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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