ReviewofUnits11~15TheThirdPeriodⅠ.TeachingAimsandDemands1.KnowledgeObjectsOralpracticeusingthestructuresSupposedto,Itmakesme…andPresentperfectwithalreadyandyet.2.AbilityObjects(1)Trainstudents’speakingskill.(2)Trainstudents’writingskill.3.MoralObjectExpressyourownopinionsfreelyandcorrectly.Ⅱ.TeachingKeyPoints1.Supposedto2.Itmakesme…3.Presentperfectwithalreadyandyet.Ⅲ.TeachingDifficultPointTrainstudents’speakingandwritingskills.Ⅳ.TeachingMethods1.Practicemethod2.PairworkⅤ.TeachingAidTheblackboardⅥ.TeachingProceduresStepIRevisionCheckhomework.Inviteseveralstudentstosaytheirconversationstotheclass.Checkanyerrorsandcorrectthem.StepⅡPart3Thisactivityprovideswritingandspeakingpracticeusingthetargetlanguage.Gothroughtheinstructionswiththeclass.Lookatthesampleconversationinthebox.Inviteapairofstud