八年级英语下册 Unit 3 Online tours period 4教案 （新版）牛津版-（新版）牛津版初中八年级下册英语教案VIP免费

Unit3Onlinetoursperiod4教学目标1.了解一般过去时和现在完成时的区别。2.能组织含有一般过去时和现在完成时的句子。教学重点1.了解一般过去时和现在完成时的区别。2.能组织含有一般过去时和现在完成时的句子。教学难点课前预习Previewthenewwords.教学过程教学环节教师活动备课札记Step1预习检查一．请总结出可以用在一般过去时句子中的时间状语。二．请总结出可以用在现在完成时句子中的时间状语。三．请尝试着写出一般过去时和现在完成时的区别。四．英汉词组互译。1.returnfromCanada2.writetwoemailstome3.localfood4.atourguide5.梦想……6.高速驾驶7.玩得开心8.收到一些花五．根据汉语完成句子。1.你曾经梦想过没有护照而去环游世界吗？2.那位老人通过修鞋子来谋生。3．我们已参观了许多名胜和吃了许多当地的食物。4.上星期我读了一本有关美国历史的书。5.米莉已经写了两封邮件给她的朋友们。Step2新课导学1.PresentationAsksomeQstohelptheSswiththerelatedtensesT:1.HaveyoueverbeentoBeijing?2.WhendidyougotoBeijing?3.HowmanytimeshaveyoubeentoBeijing?4.Haveyoueverboughtacomputer?5.Whenandwheredidyoubuyit?6.Howmanytimeshaveyouuseditforanonlinetour?2.Sumuptheusefulexpressions.a.HelptheSstosumupthekeywordsandphreases:--withthesimplepasttense:yesterday,theotherday,last….,…ago,justnow--withthepresentperfecttense:already,ever,just,recently,yet,sofar,uptonow,tillnow,for…,since…,inthelast/pasttenyears.b.Trytofindoutthedifferencesbetweenthetwotenses.T:Nowreadpage40andfindoutthedifferencesbetweenthesimplepasttenseandthepresentperfecttense.ThenasktheSstocompletepartAonpage41andunderlinethedifferencetimeexpressions.GettheSstofinishtheexercisesinpartBanddiscusstheanswersinpairs.T:Nowyou’velearntalotaboutthetwotenses.LookatpartDandhelpMilliecompleteherdiaryentrywiththecorrectformsoftheverbsinthebox.3.DealwiththeexercisesinSs’book.Havethemfinishsomeextraexercises.Checktheanswersinclass.HavethemfinishtheexercisesinPartC.Thenchecktheanswersinclass.T:Workinpairs.UsePartCasamodel.Talkabouttheplacesofinterestyou’vevisitedbefore.Payattentiontothetense.Tellthedifferencesbetweenthesimplepasttenseandthepresentperfecttense.4.Moreexercisesforpractice.Fillintheblankswiththerightverbforms.Practice:TranslatethefollowingsentencesintoEnglis1.Step3检测反馈一．用所给词的适当形式填空。1.–Iseveryonehere?--No,sir.Jim(notarrive)yet.Heisstillontheway.2.Mr.Zhang(teach)usEnglishthreeyearsago.3.Mr.Liuisn’therenow.He(go)toBeijing.4.I(make)somefriendsonmytriptoBeijinglastyear.5.Myfather(work)inthisfactoryforfiveyears.二．用所给动词的适当形式填空。1.Helikesfootballverymuchandoftendreamsof(play)football.2.Wecancontactherby(write)emailstoher.3.---you(finish)thework?---Notyet.4.---you(go)totheparkwithherlastweek?---Yes,Idid.We(go)thereagainnextweek..Homework1.Revisethecontentsingrammaritemsinthisunit.2.Finishtheexercisesinperiod4inworkbook.