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          None of the assistants were _____ when the professor needed some help. 

          A. available 
          B. accessible
          C. inevitable 
          D. appropriate 
          			
          

			
          
				
          
		
		
	
          
		
          
			
          
				
          
				A				
          
			
          
			
          
				
          
			
          
			
          
				
          
			
          
			
          
				
          
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				相關(guān)習(xí)題
			
          	
						
          
			
          
				科目：高中英語
				來源：浙江省期中題
				題型：單選題
			
          
									
          None of the assistants were _____ when the professor needed some help. 
          

          [     ]
          A. available 
          B. accessible
          C. inevitable 
          D. appropriate 
          

			
          
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