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				22．The new D-type  trains can run at speeds of 200 to 250 kilometres     hour．The trip from Shanghai to Beijing only takes lo hours now．A．a(chǎn)             B．a(chǎn)n            C．the			【查看更多】
			


		
           
          


		
          
		
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          The new D-type trains can run at speeds (速度)of 200 to 250 kilometres       hour．The trip from Shanghai to Beijing only takes lo hours now．
            
          A．a(chǎn)                         B．a(chǎn)n                       C．the
          

			
          
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