6、lectingLecturers40.2006-12OntheSpringFestivalGala41.2007-06WelcometoOurClub42.2007-12WhatElectivestoChoose43.2008-06RecreationalActivities44.2008-12LimitingtheUseofDisposalBags45.2009-06FreeAdmission to museums46.2009-12CreateaGreenCampus47.2010-06DueAttentionShouldBeGiventoSpelling?48.2011-01Hows