* 請問以下的文章中，總共出現幾個“e”？ The nation's top transportation officialyesterday allayed disgruntled railway passengers, assuring that trains will berunning overtime to meet heightened demand on an eastern line of the TaiwanRailway Administration (TRA) in advance of Chinese New Year. During the 30th-anniversary celebrations ofthe North-link line, Minister of Transportation and Communications (MOTC) MaoChih-kuo said additional trains will be on call to ensure that all residentscan make it home for the holidays amid difficulty in purchasing tickets on theeastern line that runs between Yilan and Hualien. Mao also took the opportunity to talk aboutthe history and development of the North-link line as well as the island-widerailway network.