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          --- _________ David be the new chairperson of the Students’ Union?
           --- He ________ be, but I’m not sure.
          A．Can; can’tB．Can; mayC．May; mustD．May; mustn’t
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          B

          試題分析：句意：大衛(wèi)可能成為新的學(xué)生會(huì)主席嗎？他可能成為，但我不確定。can“能”“可能”，may“能”“可能”,can’t“不能”“不會(huì)”“不可能”，must“必須”“一定”，must“禁止”“一定不能做”。根據(jù)題意，本題選B。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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