八年级英语下册 Unit 3 Online tours Grammar教案 （新版）牛津版.doc

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1、Onlinetours教学目标知识与能力：1.Tounderstandthedifferencesbetweenthesimplepasttenseandthepresentperfecttense.2.Tograsptheexpressionswiththepresentperfecttense.3.Tograsptheexpressionswiththesimplepasttense.4.Tounderstanddifferentusesofthepresentperfecttense.过程与方法：1.todiscussthedifferencesbetweenthesimpl

2、epasttenseandthepresentperfecttenseingroups.2.toshowtheirresultstotheclass.情感态度与价值观：ToarousetheSs’encouragethroughdiscussingingroups.教学重点难点1.Tounderstandthedifferencesbetweenthesimplepasttenseandthepresentperfecttense.2.Tounderstanddifferentusesofthepresentperfecttense.教学活动内容活动组织过程改笔Step1Revis

3、ion完成句子。1.北京因万里长城而著名。Beijing_____________theGreatWall.2.这条河是个钓鱼的好地方。Thisriverisa__________________fishing.3.我三天前听说过这件事。I_____________this_______________.4.自从2000年起，他就在上海工作了。He__________inShanghai______2000.Step2PresatationTeachthenewwords.dreamvi.&vt.做梦，梦想dreamabout/of想象；梦想e.g.Doyouoftendreama

4、tnight?你在夜里经常做梦吗？Isometimesdreamaboutmyparents.我有时梦见我的父母。Idreamofbecomingateacher.我一心想当个教师。Step3GrammarexplanationTranslatesomesentences.Daniel两年前去了北京。(DanielwenttoBeijingtwoyearsago.)Daniel已经在北京居住两年了。(DanielhaslivedinBeijingfortwoyears.)Tellthestudentsthedifferencebetweenthesimplepasttenseand

5、thepresentperfecttense.Difference:Weusesimplepasttensetotellwhathappenedinthepast.togooverthepresentperfecttenseandtranslatesomesentences.Tolearnthenewwordsandsomeexpressions.TodiscussthedifferencebetweenthesimplepasttenseandthepresentCheckoutthehomeworkandpreview.Dosomeexercises,includingthet

6、wotenses(thesimplepasttenseandthepresentperfecttense.).Weusethepresentperfecttensetotalkaboutanactionthatstartedinthepastandcontinuestothepresent.Exercises:1.三年前他养了只猫做宠物。He______acataspetthreeyearsago.2.这只宠物猫他养了三年了。He_________thepetcatforthreeyears.Daniel上个月买了台新电脑。Danielboughtanewcomputerlastm

7、onth.Daniel已经买了台新电脑。Danielhasboughtanewcomputer.(Danielhasanewcomputernow.)Differences:Weusethesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotalkabouttheresultofanaction.Whentheactionhappenedisnotveryimportant.