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1Book3Unit3TheworldonlineWelcometotheunit一、教学目标Bytheendofthesection,studentswillbeableto:1.predictwhateachtextisaboutbyobservingtheillustra

tionsattachedtothetexts;2.describetheoriginofthethreemilestonesinthedevelopmentoftheInternet;3.findwhatcontributedtotheinventionofthef

irstemail,thefirstwebcamandemojis;4.sharetheiruseofemails,webcamsoremojisandtheirknowledgeoftheapplicationoftheInternet.二、教学重难点

1.Toobservetheillustrationsanddescribetheoriginofthesethreemilestones;2.Todiscussthequalitiesneededtoinventthefirstemail,thefirstwebcamandemojis.三、

教学过程步骤教学活动设计意图互动时间/模式Lead-inStep1TheteachergetsstudentsinvolvedinthelearningmoodbyaskingthefollowingquestionsrelatedtotheInternet.1.Doyou

haveeasyaccesstotheInternet?Ifso,howoftendoyouaccessit?InwhichwaydoyouaccesstheInternet,usingamobiledeviceorotherdevices?2.Whatdoyou

usuallydoontheInternet?3.WhatdoestheInternetmeantoyou?TheteacherletsstudentstalkaboutwhethertheycanaccesstheInternetandinwhatway创设互动

情境，拉近沟通距离，激发学习兴趣的同时，开发话题资源，为单元学习做好准备。4’IndividualWorkClassWork2theycanaccessit.Theteacherencouragesstudentstosummarizetheiron

lineactivities.TheteachercanshowsomepicturesoftheinfluenceoftheInternetifpossible.Step2Theteacherdrawsstudents’attentiontoth

efirstsentence“TherearemanyimportantmilestonesinthedevelopmentoftheInternet,”andletsstudentsfocusontheword“milestones”.Studentssharetheirunderstand

ingoftheword“milestone”.Theteacherhasstudentsthink,“WhenwespeakofimportantmilestonesinthedevelopmentoftheInternet,whatcanyouthinkof?

”StudentsdiscussingroupsandsharetheirideasaboutsomemilestonesinthedevelopmentoftheInternet.利用相关图片导入主题，并引导学生进行头脑风

暴，激活学生已有的背景语言知识，自然过渡到学习内容。6’GroupWorkFreetalkStep3Studentsobservethethreepicturesofthe“@”signofanemailaddress,awebcamandsomeemojisattachedtothethree

textsandfindoutwhattheyareusedforrespectively.Then,theteacherasksstudentstoreadthethreetextsandanswert

hefollowingquestions.1.Whatcanyouseefromthethreepicturesattachedtothethreetexts?2.Canyoupredictwhateachofthethreetexts

mighttellusaboutaccordingtothepictures?引导学生观察图片，识别图片中物体的用途，预测文本主要内容，并有策略地提取细节信息，掌握“看”的语言技能，激发学生输出动机。10’IndividualWorkClassWork3Student

sreadthethreetextsandanswerthequestions.1.Afteryouhavefinishedreadingthetexts,tobeexact,doyouknowwhateachtexttellsusabout?2.Canyoudescribeth

em?Step4Theteacherhasstudentsreadthethreetextsagainandanswerthefollowingquestion.Whyarethesethreeexamplesofinventionpresentedtous?Mea

nwhile,theteacherleadsstudentstoreflectonwhatcontributedtotheinventionofthefirstemail,thefirstwebcamandemoj

isandhasstudentsanswerthefollowingquestions.1.Whatdoyouthinkcontributedtotheinventionofthefirstemail,webcamandemoji?2.Whatcanyoulearnfromt

heseexamples?引导学生基于文本，反思归纳，自我探索，表达个人观点。5’IndividualWorkGroupWorkStep5Theteacherhasstudentsexchangetheir

opinionsabouttheiruseofemails,webcamsoremojisbyaskingthetwoquestionsonPage29.1.Whichoftheaboveinventionsdoyo

uusemostfrequently?Why?2.WhatotherfactsdoyouknowabouttheInternet?Theteacherguidesstudentstounderstandtheimport

anceofthosemilestonesinthedevelopmentoftheInternet,whicharebenefitingthewholeworld.引导学生联系自身实际，回顾总结，理解科技发明的意义，进行语言输出。5’Individua

lWorkGroupWork4Step6TheteacherhasstudentsengageinbrainstormingonwidespreaduseoftheInternetbyaskingthefollowingquesti

on.InwhatareasdoyouknowtheInternetiswidelyused?激活学生已有的语言和背景知识，让学生进行头脑风暴，为本单元的学习做好准备。5’IndividualWorkDiscussi

onStep7Theteacherdividesstudentsintosmallgroups,gettingstudentstosharetheiropinionsonwhetherwecanalwaystrusttheInternet.Itseemsth

attheInternethasbeenusedinalmosteveryareainourlife,butdoyouthinkwecanalwaystrusttheInternet?Whyorwhynot?Studentsreadthequotationtogetherandtr

anslateitintoChinese.Thentheteacherasksstudentstotalkabouthowtheyunderstandthetopicofthisunit.Whatdoyouthink“the

worldonline”reallymeans?Why?Duringthetimeofdiscussion,theteacherhadbettertakepartinstudents’discussionandofferthemso

melanguagehelpifnecessary.Then,letsmallgroupsreporttheirideastothewholeclass.引用名人名言呈现新知，引导学生对单元的主题意义进行深入探究。通过对问题的思考与讨论，拓宽学生思维的深度与广度，提升

学生对单元主题的理解，从而提高其语言运用能力。8’GroupWorkClassWorkHomework1.Writedownyouruseoftheemails,webcamsoremojis.2.Finishthework

book.2’