Tobeagoodteacher,youneedsomeofthegiftsofagoodactor;youm...
問題詳情：Tobeagoodteacher,youneedsomeofthegiftsofagoodactor;youmustbeabletoholdtheattentionandinterestofyouraudience;youmustbeaclearspeaker,withagood,strong,pleasantvoicewhichisfullyunderyourcontrol;an...