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				 -- Mum, will you buy me an MP3 player?    -- I'm afraid I          , dear. We are short  of money now.    A. can't      B. mustn't      C. shouldn't      D. needn't			【查看更多】
			


		
           
          


		
          
		
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          -- Mum, will you buy me an MP3 player? 
            
              -- I'm afraid I__________, dear. We are short of money now.
            
          A. can't         B. mustn't         C. shouldn't         D. needn't
          

			
          
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