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				 His heart      fast when the teacher asked him a difficult question.  A. beat   B.hit      C. jumped    D.ran			【查看更多】
			


		
           
          


		
          
		
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          His heart ________ fast when the teacher asked him a difficult question.
          

          [　　]
          

          

          A．beat
          B．hit
          

          C．jumped
          D．ran
          

          

          

			
          
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