高中英语 Unit 3 The world online 精品课件 译林版选修7 课件VIP免费

Unit3Theworldonline基础落实Ⅰ.高频单词思忆1.valuen.→adj.→n.评估;估价2.presentvt.→n.陈述；表达；呈现3.acquirevt.→n.4.analysisn.→n.(pl.)→v.→n.分析家;化验员价值valuablevaluation提出；呈现；赠送presentation取得，获得；学到acquisition分析analysesanalyseanalyst5.frequentadj.→adv.→n.6.popularityn.→adj.7.addictedadj.→v.→n.8.dividevt.→n.频繁的frequentlyfrequency人气，受欢迎程度popular上瘾的addictaddiction分割;分开divisionⅡ.重点词语再现1.对……有积极/负面影响2.参加辩论3.信息来源4.从……中获取知识5.比……有优势6.一般情况下7.筋疲力尽8.限制对网络的使用havepositive/negativeeffectson...takepartinadebatesourceofinformationacquireknowledgefrom...haveadvantagesover...asageneralrulebewornout/betiredout/beexhaustedlimittheuseoftheInternet9.根据天气预报10.对玩电脑游戏上瘾/入迷11.考虑某事12.建立在共同兴趣的基础上13.下载某东西到某人电脑上accordingtotheweatherforecastbe/becomeaddictedtoplayingcomputergamestakesth.intoconsideration/consider(doing)sth.bebasedoncommon/sharedinterestsdownloadsth.ontoone’scomputerⅢ.典型句式运用1.你对网上研究了解得越多,你找到所需要寻找的东西的速度越快,你得到的信息就越好。youknowaboutInternetresearch,you’llfindwhatyouarelookingfor,andyourinformationwillbe.Themorethefasterthebetter2.遵循这些窍门儿的话,你在网上搞研究所花的时间就越值得。thesefewtips,yourtimespentdoingresearchontheInternetwillbemuchmorerewarding.3.他们声称因特网是无用的,而且使用因特网是浪费时间。TheyclaimthattheInternetisuselessandthatusingtheInternet.FollowandisawasteoftimeⅣ.综合语篇填空1.WithouttheInternet,thesepeoplewouldhavechancesofmeetingpeople.2....IfeelitremainsimportantforustolimitouruseoftheInternet,ortolearnhowtohandletheproblemsithascaused.3.Shouldyoueverfindinformationyouwanttosaveonyourowncomputer,youcanit.4.Whatnewsdopeopletrustthemost?5.thantabletennis,whatsportdopeoplenotliketoplay?fewereitherdownloadsourceOther导练互动重点单词1.valuen.价值;vt.估价;评价;重视挑战自我(1)你的房子值多少钱?Whatisofyourhouse?(2)你的帮助很有价值。Yourhelphasbeen.(3)我非常珍惜我们的友谊。Iverymuch.thevalueofgreatvalue(=veryvaluable)valueourfriendship帮你归纳beoflittle/some/novalue具有很少价值/有些价值/没有价值value...at给……估价valuableadj.有价值的,值钱的Youradviceisveryvaluable.你的建议很有价值。易混辨异value,price,cost(1)value指内在的价值,重要性。thevalueofAmericandollars美元的内在价值(2)price指商品的价值(价格)。atahighprice以高价(3)cost指制作成本；代价。atallcosts不惜一切代价即学活练(4)YouwillfindthismapofgreatinhelpingyoutogetroundLondon.A.priceB.costC.valueD.usefulness(5)这本书很有价值。CThebookisofgreatvalue./Thebookisveryvaluable.2.advancev.&n.前进;促进,增进;推动;进展;提高挑战自我(1)盟军正在向敌军营地挺进。TheAlliedtroopswerethecampoftheenemy.(2)你必须预先付书的钱。Youmustpayforthebook.(3)我们应该学习先进国家来促进教育发展。Weshouldlearnfromtothedevelopmentofeducation.advancingon/towardsinadvancetheadvancedcountriesadvance帮你归纳inadvance预先inadvanceof胜过；在前面Heisfarinadvanceofhisclass.他在班上遥遥领先。advancetowards/on向……前进(推进)advancedadj.高级的,先进的advancededucation高等教育advancedmathematics高等数学advancedstudies高深的研究advancedideas先进的思想anadvancedworker先进工作者即学活练(4)会议提前四天召开。(5)时间飞快地流逝,但工作一点进展也没有。Themeetingwasheldfourdaysinadvance.Timepassedquicklybuttheworkdidn’tadvanceatall.3.occurvi.发生;(与to连用)想起;想到挑战自...