【導讀】Samfelloffhisbike.happenedinthepast.Ⅱ.Newteaching.thepast.offhisbike.Daming’shead?Pleasereadafterme.happenedinthepast.thepast.readafterthetape.workgroups.happenedinthepast.tape.Workinpairs.pupils'hearing.theiroralEnglish.toread.Iamfelloffhisbike.