外研版九年级英语上册最新课件M9U2

9Unit2WillbooksbereplacedbytheInternet?•自主预习•英汉互译。•1.在某人去……的路上onone’swayto•2.lookthroughmagazines浏览杂志•3.每次；一次atatime•4.byhand用手；靠手做•5.在某种程度上inaway•6.compare…to...把……比作……•7.waitandsee等等看；等着瞧putup张贴;公布website网站mail邮件；信件page页；一页（纸）electronic电子的technology科技；技术electronictechnology电子技术WhatcanyoudoonInternet?shoppinginformationchatwithfriendslistentothemusicWillbooksbereplacedbytheInternet?Whichonedoyoulikebetter?Why?Iwillnotbereplacedbycomputers.Because…Iwillreplacepaperbooks.Because…Competition快速阅读，浏览lookthrough/'prɪntɪŋ//treɪd/买卖；交易n.tradebyhand用手；靠手做development发展；进步n.atatime每次，一次printing印刷n./di'veləpmənt/result(因…而)产生；发生v./rɪ'zʌlt/(spread/spred/,spread).扩展；蔓延；传播v.spread/ə'maʊnt/量；数量n.amountcompare…to把…比作introduction引进；采用；推行n.inaway从某一角度；从某一点来看；在某种程度上/ɪntrə'dʌkʃn//spred/store存储；储藏v./stɔ:/各种各样的；各不相同的adj.varied/dɪ'rekʃn/替代；取换v.replaceconnection电话连接；计算机网络连接single仅一个的；单个的form种类；类型；形态；存在方式/'sɪŋgl//'veərɪd//kə'nekʃn//fɔ:m/directionwaitandsee方向n.等等看；等着瞧/rɪ'pleɪs/lookthrough快速阅读，浏览printing印刷trade买卖；交易spreadv.撒；散布，传播；普及Shewastoldnottospreadthissecretaround.她被告知不要把这个秘密传出去。singleadj.仅一个的，单个的Asingleshotrangout.传来一声响亮的枪声。directionn.方向Shecastawelcomingsmileinhisdirection.他向她微笑以是欢迎。introductionn.1).介绍；正式引见HewasshakingherhandbeforeIcouldfinishtheintroduction.未等我介绍完，他就在握她的手了。2).引进，传入[(+of/to/into)]Thegovernmentsawtheintroductionofnewtechnologyasvital.政府认为引进新技术至关重要。1.Workinpairs.ReadthetitleofthepassageinActivity2.DiscussandmakealistoftheadvantagesofbooksandtheInternet.2.Readthepassageandmatchthemainideaswiththeparagraphs.a).Theworldbeforeprintedbooksb).Theworldafterinventionofprintingc).Lifewithpaperandprintingd).Technologyandbookse).Thefutureofbooks23145WillbooksbereplacedbytheInternet?1.Everymorning,myfatherbuysanewspaperonhiswaytowork.Everyday,Iopenmybooksinclassandstartmylessons.Everyevening,mymotherlooksthroughmagazinesathome.Andeverynight,IlookatthephotosofDavidBeckhamandYaoMingonmybedroomwallbeforeIgotosleep.Canweimaginelifewithoutpaperorprinting?Para.1•短语1：lookthrough快速阅读；浏览•lookthrough在该句中，意为“快速阅读；浏览”。lookthrough还可意为“透过……看去，穿过……看去”。•Ilookthroughthenewsinthenewspapereveryday.•我每天都浏览报纸上的新闻•Welookedthroughthebedroomwindowandsawabeautifulgarden.•我们透过卧室窗户看到了一个美丽的花园。•即学即练一•单项选择•-Wouldyoupleasethepaperformeandseeifthereareanyobvious(明显的)mistakes?•-OfcourseIwill.•A.lookaroundB.lookthrough•C.lookupD.lookinto•解析：lookaround，意为“环顾”；，lookthrough意为“快速阅读，浏览”，lookup意为“查找”，lookinto意为“调查”根据句意可知选B。2.Paperwasfirstcreatedabout2,000yearsagoinChina.Afteritsinvention,peoplestartedtowriteonpapertomakebooks.Inthosedays,bookswereonlyproducedoneatatimebyhand.Asaresult,therewerenotmanybooks,andtheywereexpensive.So,fewpeoplehadthechancetolearntoread.Para.2•短语2：atatime每次；一次•atatime，意为“每次；一次”，多用于句末作状语，常与表示数量的词搭配使用。•Dianaoftenletshersonansweronequestionatatime.•戴安娜经常让她的儿子一次回答一个问题•辨析：atatime与attimes的区别•atatime，意为“每次；一次”。attimes相当于sometimes，意为“有时，偶尔”，说明事情不止一次发生。•Sherunsuptwostairsatatime.•她一步两个台阶地跑上楼梯•Hecanbereallybad-temperedattimes.•他有时候脾气可真坏•短语3：byhand用手；靠手做•byhand，意为“用手；靠手”。做用作介词，在这里表示方式、手段，意为“通过……的方式”。•Thetoywasmadebyhand.•这个玩具是手工制成的•Weprepareforthetestbystudyingtogether.•我们通过一起学习来准备考试•即学即练二•单项选择•1．Don’ttrytodoeverythingatonce.Takeitabit.•A.attimesB.atthattime•C.atalltimesD.atatime•解析：根据第一句句意“不要试图一下子就把所有的事情做了。”可知，第二句表示“一次只做一点”。表示“每次；一次”用atatime。故选D。•2.Beforetheinventionoftheprintingpress,peoplewroteeverybookhandwithapen.•A.byB.inC.onD.to•解析：句意为“在印刷机发明之前，人们用笔手写每一本书”。byhand为固定短语，意为“用手；靠手做”。故选A。•3.PrintingwasinventedinChinaduringtheSuiandTangdynasties.Later,developmentsinprintingmadeitpossibletoproducebooksmorequicklyandcheaply.Atradeinbooksresulted,andmorepeoplelearnttoread.Knowledgeandideasspreadfasterthaneverbefore.Inaway,WecancomparetheinventionofpaperandprintingtotheintroductionoftheInternetinthetwentiethcentury.4.AlthoughtheInternetisstillyoung,itisgrowingveryfast,andmaybecomemorepowerfulthanprinting.AmuchlargerandmorevariedamountofinformationcanbestoredontheInternetthaninbooks.SomeonewithanInternetconnectioncanfindinformationmuchmoreeasilythantheycanfinditinprintedforms.Andthemachinesweusetoreaditarenowsmallandlight,oftensmallerandlighterthanasinglebook.•Para.4•单词1：amount量;数量•alargeamountof，意为“大量的”，为固定短语，amount意为“量；数量”，通常用于anamountof,agreat/largeamountof,amountsof这类结构，其后通常接不可数名词。•Hemadealargeamountofmoney.•他赚了很多钱•Ihadnotexpectedsuchanamountofpraise.•我没料到会受到这么多赞扬•拓展：anmountof,alarge/greatamountof,amountsof修饰名词用作主语时，其谓语的数取决于amount的数。•Alargeamountofmoneywasspentonthebridge.•=Largeamountofmoneywerespentonthebridge.•在这座桥上花了大量资金•即学即练三•根据汉语意思完成句子•她携带大量的现金离开了•Shecarriedalargeamountofcashandwentaway.5.ComputersandtheInternetareusedinclassroomsnow,andnewspapersandmagazinesarealreadyreadonline.Sowhatdirectionwilltraditionalprintingtakeinthefuture?WillbooksbereplacedbytheInternet?Let’swaitandsee.1.myfatherbuysanewspaperonhiswaytowork.爸爸在上班的路上都要买本书。onhiswayto在某人去…的路上Ipassthestoreonmywaytolibrary.我在去图书馆的路上经过了那家小店。注意：在onone’swayto…结构中，如果地点是副词，to应该省略。Onhiswayhome,heboughtapen.在他回家的路上，他买了一支钢笔。2.mymotherlooksthroughmagazinesathome.妈妈在家翻阅杂志。lookthrough浏览，温习Helook