Unit4TheInternetConnectsUsLesson23TheInternet—GoodorBad?1

學(xué)習(xí)目標(biāo)2

新課導(dǎo)入3

新課講解

4

當(dāng)堂小練5

課堂小結(jié)目錄contentsMaketheSscanmasterthenewwordsandphrases.AsksomeSstotalkabouttheInternetofadvantagesanddisadvantages.AsktheSstousetheInternetinrightways,don’tletittakeupallofyourtime..學(xué)習(xí)目標(biāo)思考NowmoreandmorepeopleusetheInternet.Whatdoyouthinkofit?Doyoulikeit?新課導(dǎo)入THINKABOUTIT?WhyaresomeparentsworriedabouttheirkidsusingtheInternet??DoestheInternetmakelifesimpler？How?新課講解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/?d'vɑ?nt?d?/n.優(yōu)勢(shì)；有利條件；有利因素反義詞為disadvantagen.不利條件takeadvantageof...利用……e.g.Livinginabigcityhasmanyadvantages.住在大城市里有很多有利條件。e.g.Weshouldtakeadvantageofeverychance.我們應(yīng)該利用每一次機(jī)會(huì)。Languagepoint2Ithelpsusgetthingsdonemorequickly.getsth.done使某事被做get表示“使；讓”,過(guò)去分詞done在此作賓語(yǔ)補(bǔ)足語(yǔ)。e.g.Wouldyoupleasehelpmegetthedoorlocked?請(qǐng)問(wèn)你能幫我把門(mén)鎖了嗎？Languagepoint3Spendingtoomuchtimeonlineisharmfultopeople’shealth.beharmfulto對(duì)……有害e.g.WatchingTVtoomuchisharmfultoyoureyes.看太多電視對(duì)你的眼睛有害。相當(dāng)于doharmto...它的反義短語(yǔ)為begoodfor...，意為“對(duì)……有好處”。Languagepoint4TheInternetcanbeausefultool,butdon’tletittakeupallofyourtime.takeup占據(jù)；占用；開(kāi)始從事；接受(提議)占用；占據(jù)e.g.Itwilltakeupthewholeafternoontoprepareameal.準(zhǔn)備一頓飯要花整個(gè)下午的時(shí)間。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.□E-mailwithfriendsandfamily.□Chatonlinewithfriends.□Downloaddocumentsfromstrangers.□Writeblogs.3□E-mailwithstrangers.□Openattachmentsfromstrangers.□Send，receiveorpostphotoswithfriends.□Playonlinegamesforawholeday.□Downloadprograms.□Stayonlineafter10:00p.m.一、詞語(yǔ)運(yùn)用1．Beingtallgiveshiman________(優(yōu)勢(shì))overtheotherbasketballplayers.2．Thisbookiswrittenin________(簡(jiǎn)明的)English.3．Hepaidmein________(硬幣)．4．The_______(起因)ofthefireisacigaretteend.5．Wehave________(更少的)troublenowthanbefore.advantagesimplecoinscauseless當(dāng)堂小練二、單項(xiàng)選擇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．a(chǎn)bletoD．couldB重點(diǎn)單詞：cause,less，advantage，simple，coin，banki