八年级英语下册 unit 3 online tours grammar教案 （新版）牛津版(4)

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1、Unit3OnlinetoursGrammarI.TeachingaimsandlearningobjectivesBytheendofthelesson,studentsshouldbeableto:1.tellthedifferencesbetweenthesimplepasttenseandthepresentperfecttense;2.usethesimplepasttenseandthepresenttensecorrectly.II.TeachingcontentsNewwordsandphrases:dream,passport,dreama

2、bout/ofIII.FocusofthelessonandpredictedareaofdifficultyTounderstandthedifferencesbetweensimplepasttenseandpresentperfecttense.IV.TeachingproceduresStep1Pre-task1.EnjoyasongT:Hello,boysandgirls.Firstlet’senjoyasong.Pleasepayattentiontotheblueandredwordsonthescreen.T:Doyouknowthediff

3、erencesinstructuresbetweenthesimplepasttenseandthepresentperfecttense?【设计意图：用一首歌导入，与学生自由交谈，引导他们回忆一般过去时和现在完成时态在结构上的区别。】2.EnjoyavideoT:EnjoyavideoabouttheUSA.Thenreadthefollowingpassageandfindoutthetensesused.Milliehadadreamlastnight.ShedreamtoftravellingtotheUSA.MilliehasbeentotheUS

4、Aonce.Shewenttherein2013.Shehasbeentherefortwomonths.Shehadawonderfultimethere.T:Doyouknowthedifferencesinconceptsbetweenthesimplepasttenseandthepresentperfecttense?【设计意图：通过谈论Millie的梦，引导学生发现一般过去时和现在完成时态在概念上的区别。】3.FinishsomeexercisesPartAPartBT:Doyouknowthedifferencesintimeexpressio

5、nsbetweenthesimplepasttenseandthepresentperfecttense?【设计意图：及时通过练习帮助学生掌握所学知识点，并引导学生在练习中发现一般过去时和现在完成时态的时间标志词。】4.MakeasummaryDifferencesbetweenthesimplepasttenseandthepresentperfecttense.(1)Weusethesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotalkaboutanacti

6、onthatstartedinthepastandcontinuestothepresent.(2)Weusethesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotalkabouttheresultofanaction.Whentheactionhappenedisnotveryimportant.Itmayhavejusthappenedorhappenedsometimeago.(3)Weusethesimplepasttensetotellwhathapp

7、enedinthepast.Weusethepresentperfecttensetotellhowmanytimesanactionhappenedtillnow.【设计意图：通过具体的规则和形象的时间轴表，帮助学生理解一般过去时和现在完成时的区别。】Step2While-task1.Task1:LookandsayT:Lookatthepicturesandcompletethesentenceswiththekeywords.(1)Keywords:yearsago,live,smalloldhouseskeywords:since1990,move,

8、newflats(2)keywords:usedto