中学八年级英语下册：8B unit3-4

教学课题课型new本课题教时数：5本教时为第4教时备课日期月日教学目标：1.Tounderstandthedifferencesbetweenthesimplepasttenseandthepresentperfecttense.2.Tograsptheexpressionswiththepresentperfecttense.3.Tograsptheexpressionswiththesimplepasttense.教学重点、难点：Tounderstanddifferentusesofthepresentperfecttense.教学方法与手段：1.Multimedia;2.CognitiveMethods;3.Writtenexercise.教学过程：教师活动学生活动设计意图Step1RevisionTranslatesomesentences.1.北京因万里长城而著名。Dotheexerciseand2.这条河是个钓鱼的好地方。KnowmoreabouttheRevison3.我三天前听说过这件事。Tense.4.自从2000年起，他就在上海工作了。Step2PresentationTeachthenewwords.dreamvi.&vt.做梦，梦想Learnthenewwords.dreamabout/of想象；梦想Step3GrammarexplanationTranslatesomesentences.Daniel两年前去了北京。DanielwenttoBeijingtwoyearsago.Makedifferences.Daniel已经在北京居住两年了。DanielhaslivedinBeijingfortwoyears.Difference:Weusesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotalkabout[来源:学科网ZXXK]anactionthatstartedinthePastandcontinuestothepresent.Step4Exercises1.Completehersentenceswiththecorrectformsofthewordsinbrackets.[来源:学.科.网Z.X.X.K]2.CompletetheirconversationwiththecorrectDotheexerciseontheformsofthewordsinbrackets.book.Step5Notice[来源:学科网ZXXK]1.Weoftenusethesetimeexpressionswiththepresentperfecttense:alreadyuptonoweveruntil/tillnow(not)yetStep6SummaryHelptheSsmakesomenotesaboutthetense.Step7HomeworkFinishofftheexercisesinworkbook.[来源:学。科。网Z。X。X。K][来源:Zxxk.Com]授后小记：授课日期月日