2025年春冀教版八年级下册教学课件 U 4 Lesson 23 The Internet-Good or Bad

Unit4TheInternetConnectsUsLesson23TheInternet—GoodorBad?1

学习目标2

新课导入3

新课讲解

4

当堂小练5

课堂小结目录contentsMaketheSscanmasterthenewwordsandphrases.AsksomeSstotalkabouttheInternetofadvantagesanddisadvantages.AsktheSstousetheInternetinrightways,don’tletittakeupallofyourtime..学习目标思考NowmoreandmorepeopleusetheInternet.Whatdoyouthinkofit?Doyoulikeit?新课导入THINKABOUTIT•WhyaresomeparentsworriedabouttheirkidsusingtheInternet?•DoestheInternetmakelifesimpler？How?新课讲解TheInternethaschangedtheworld.Peopleareabletoconnectandshareinformationinseconds.However，theInternethasadvantagesanddisadvantages.Wheredoyouwanttogo？WiththeInternet，youcouldmeetthisstudent.ShelivesinAfrica.Someoftheadvantagesaretrulywonderful.Inmanywaysitmakeslifeeasierandsimpler.Ithelpsusgetthingsdonemorequickly.Itopensuptheworldtous.Andifafriendlivesfaraway,theInternetmakesiteasytostayintouch.Buteverycoinhastwosides.Someofthedisadvantagescanbecomerealproblemsifwedon’ttakecare.Spendingtoomuchtimeonlineisharmfultopeople’shealth.Itmayevencausethemtobelesssocialwithfamilyandfriends.Asidefromthat，somepeopleattacktheweborusetheInternettostealothers’personalinformation，evenbankinginformation.TheInternetcanbeausefultool，butdon’tletittakeupallofyourtime.UsetheInternetproperlyandcarefullyanditcanmakeyourlifemorecolourful.Howfardoyouwanttogo？TheInternetcaneventakeyoutotheSouthPole！Languagepoint1However,theInternethasadvantagesanddisadvantages.advantage/əd'vɑːntɪdʒ/n.优势；有利条件；有利因素反义词为disadvantagen.不利条件takeadvantageof...利用……e.g.Livinginabigcityhasmanyadvantages.住在大城市里有很多有利条件。e.g.Weshouldtakeadvantageofeverychance.我们应该利用每一次机会。Languagepoint2Ithelpsusgetthingsdonemorequickly.getsth.done使某事被做get表示“使；让”,过去分词done在此作宾语补足语。e.g.Wouldyoupleasehelpmegetthedoorlocked?请问你能帮我把门锁了吗？Languagepoint3Spendingtoomuchtimeonlineisharmfultopeople’shealth.beharmfulto对……有害e.g.WatchingTVtoomuchisharmfultoyoureyes.看太多电视对你的眼睛有害。相当于doharmto...它的反义短语为begoodfor...，意为“对……有好处”。Languagepoint4TheInternetcanbeausefultool,butdon’tletittakeupallofyourtime.takeup占据；占用；开始从事；接受(提议)占用；占据e.g.Itwilltakeupthewholeafternoontoprepareameal.准备一顿饭要花整个下午的时间。1Readthelessonandfillinthetable.GoodthingsabouttheInternetBadthingsabouttheInternetItmakeslifeeasierandsimpler.Ithelpsusgetthingsdonemorequickly.Itopensuptheworldtous.Itmakesiteasytostayintouchifafriendlivesfaraway.Spendingtoomuchtimeonlineisharmfultopeople'shealth.Itmayevencausepeopletobelesssocialwithfamilyandfriends.SomepeopleattacktheweborusetheInternettostealothers'personalinformation,evenbankinginformation.Let’sDoIt!

Listentothedialogueandtickthecorrectanswers.1．WhatareLiMingandWangMeitalkingabout?□Theirschoolproject.□Theirhomework.√22．WhydoesWangMeithinktheInternetisgood?□Shecanchatwithherfriendseasily.□ShecanwatchTVprograms.3．LiMingthinkstheyshouldusetheInternet________．□carefullyandfreely□properlyandcarefully√√ThefollowingarethethingsyoucandoontheInternet.TicktheonesthatyouthinkareOKforjuniorhighstudentsandgiveyourreasons.□E­mailwithfriendsandfamily.□Chatonlinewithfriends.□Downloaddocumentsfromstrangers.□Writeblogs.3□E­mailwithstrangers.□Openattachmentsfromstrangers.□Send，receiveorpostphotoswithfriends.□Playonlinegamesforawholeday.□Downloadprograms.□Stayonlineafter10:00p.m.一、词语运用1．Beingtallgiveshiman________(优势)overtheotherbasketballplayers.2．Thisbookiswrittenin________(简明的)English.3．Hepaidmein________(硬币)．4．The_______(起因)ofthefireisacigaretteend.5．Wehave________(更少的)troublenowthanbefore.advantagesimplecoinscauseless当堂小练二、单项选择1.—Whatdoyouthinkofthesofa?—Notbad,butitmay________toomuchspaceofourlivingroom.A．takeupB．putupC．openupD．makeupA2.Therewillbe________carsinthecitybecausepeoplewillpreferthesubway.A．fewerB．lessC．moreA3.—Allthingshaveadvantagesanddisadvantages.—Sure.________．A．Eastorwest,homeisthebestB．TheearlybirdcatchesthewormC．ManyhandsmakelightworkD．EverycoinhastwosidesD4.Finishyourhomeworkfirst,andthenyou'll________watchTVforanhour.A．canB．beabletoC．abletoD．couldB重点单词：cause,less，advantage，simple，coin，banki