初中英语牛津译林版八年级下册Unit3Onlinetours 全国公开课

牛津译林初中英语八年级下册Unit3Onlinetours教学设计盐城市文峰中学

孙萍

第四课时

Grammar

一、

教学内容分析教学内容Unit3Onlinetours---Grammar教学对象江苏省盐城市文峰中学初二（3）班，学生人数35人

教学项目词汇：

dream

passport词组：dreamof/about

realizeyourdream

takeanonlinetour课文:

语法讲解例句、时间轴教学方法任务教学法、学生中心教学法、多媒体教学、归纳教学法

教学目标

语言知识了解一般过去时和现在完成时的区别语言技能能正确使用使用一般过去时和现在完成时语言运用能组织含有一般过去时和现在完成时的句子文化意识能用适当时态完成有关旅游的相关对话和文章情感态度发现身边美好事物，热爱旅行，热爱生活学习策略学会运用归纳法和演绎法来学习语法知识教学重点学习并掌握一般过去时和现在完成时的区别教学难点能在不同语境里正确使用一般过去时和现在完成时运用任务完成Millie的美国之旅的文章

二、

课堂教学过程时间教学步骤教师活动学生活动教学目的第1-8分钟Lead-inasong

2.Enjoyavideo：Enjoyavideoaboutthe

USA.Thenreadthefollowingpassageandfindoutthetensesused.Milliehadadreamlastnight.Shedreamtoftravelingtothe

USA.Milliehasbeentothe

USA

once.Shewenttherein2023.Shehasbeentherefortwomonths.Shehadawonderfultimethere.Doyouknowthedifferencesinconceptsbetweenthesimplepasttenseandthepresentperfecttense?

3.FinishsomeexercisesPartA

PartBT:Doyouknowthedifferencesintimeexpressionsbetweenthesimplepasttenseandthepresentperfecttense?Enjoyavideo

Discussingroupsandanswerthequestions.

Finishsomeexercises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。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。第9-25分钟Presentation1.Teachthenewwords.dream

vi.&vt.

做梦，梦想dreamabout/of

想象；梦想.Doyouoftendreamatnight?

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。2.Grammarexplanation①Translatesomesentences.Daniel

两年前去了北京。(Danielwentto

Beijing

twoyearsago.)Daniel

已经在北京居住两年了。(Danielhaslivedin

Beijing

fortwoyears.)Tellthestudentsthedifferencebetweenthesimplepasttenseandthepresentperfecttense.Difference:Weusesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotalkaboutanactionthatstartedinthepastandcontinuestothepresent.

②Exercises: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。Danielboughtanewcomputerlastmonth.Daniel已经买了台新电脑。Danielhasboughtanewcomputer.(Danielhasanewcomputernow.)Differences:Weusethesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotalkabouttheresultofantheactionhappenedisnotveryimportant.Itmayhavejusthappenedorhappenedsometimeago.

③Exercises:1.

我上个星期去参观了那个新动物园。I_______thatnewzoolastweek.2.

我已经参观过那个新动物园了。I______________thatnewzoo.吴老师2023年和2023年访问过加拿大。MrWuvisited

Canada

in2023and2023.吴老师已经去过加拿大两次。MrWuhasbeento

Canada

twice.Differences:Weusethesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotellhowmanytimesanactionhashappenedtillnow.Learn

thenewwords.

Finishtheexercisesandconcludethedifferencesbetweentwotenses.教师在学生总结的基础上呈现新知识，利于学生记忆。从身边举例子，易于理解。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。

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。

第26-35分钟Practice2.Askstudentstofinishtheexercisesonthebook:PartCandPartDandthencheckanswers.Finishtheexercisesquicklyandcheckanswerstogether.

利用幻灯片上的图片，调动学生的积极性，比单纯让学生完成习题更容易吸引学生的眼球，激发学生的思考。第36-43分钟Practice1.MakeanewdialogueWorkinpairsandmakeyourownconversationsaccordingtoPartC.Youshouldusethesimplepasttenseandthepresentperfecttense,andyoucanusetheconversationonthescreenasamodel.

2.WritingMilliewenttothe

USA

lastwinter.Pleasewriteabouthertripaccordingtotheformonthescreen.Youcanaddsomedetailsifyoulike.Remembertousethesimplepasttenseandthepresentperfecttensecorrectly.Workinpairsandmakethedialogue.

Writethearticle.设置语境，让学生用所学语态造句，通过多种练习形式，帮助学生运用知识，巩固所学内容,也可以检测学生对语法知识掌握的程度。第44-45分钟ConclusionandhomeworkMakeasummaryDifferencesbetweenthesimplepasttenseandthepresentperfecttense.①Weusethesimplepasttensetotellwhathappenedinthepast.Weusethepresentperfecttensetotalkaboutanactionthatstartedinthepastandcontinuestothepresent.②Weusethesimplepasttensetotellwhathappenedintheusethepresentperfecttensetotalkabouttheresultofanaction.Whentheactionhappenedisnotveryimportant.Itmayhavejusthappenedorhappenedsometimeago.③Weusethesimplepasttensetotellwhathappenedintheu