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				29．I      play the piano when I was a young boy．   A．wasn’t used to    B．wasn’t use to      C．didn’t used to     D．didn’t use to			【查看更多】
			


		
           
          


		
          
		
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          I    play the piano when I was a young boy.
          A．wasn’t used toB．wasn’t use to
          C．didn’t used toD．didn’t use to
          

			
          
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          I     play the piano when I was a young boy.
            
          A．wasn’t used to                                B．wasn’t use to 
            
          C．didn’t used to                          D．didn’t use to
          

			
          
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