高中英语 2_Unit_3__Computers课件 新人教版必修2 课件VIP免费

Unit3Computers基础落实Ⅰ.高频单词思忆1.Thedevelopmentofthesteamenginewasagreat(科技的)advance.2.Ihaven’t(计算)theresultofthemathsproblem.3.Life(完全地)changedwhenIwenttocollege.4.Peoplewillbuildalarge(人造的)lakeinthenewpark.technologicalcalculatedtotally/completelyartificial5.Beforegoingtoschool,allthechildrenaregivenan(智力)test.6.Difficultieswillaaswedothework.7.P,IprefertogotoBeijingformyholiday.8.Doyouknowthatfootballcwhoisstandingthere?9.“OneWorld,OneDream”fullyreflectstheessence(实质)andtheuvaluesoftheOlympicspirit.10.Theinventionofthetelevisioncausedarinourdailylife.intelligenceriseersonallyoachniversalevolutionⅡ.重点短语再现1.从……时起2.结果3.如此……以致于4.在某种程度上5.在……的帮助下6.处理；安排；对付7.看守；监视8.共有；共用9.弥补10.毕竟from...onasaresultso...thatinawaywiththehelpofdealwithwatchoverincommonmakeupafterallⅢ.典型句式运用1.IdevelopedveryslowlyandittooknearlytwohundredyearsbeforeIwasbuiltasananalyticalmachinebyCharlesBabbage.我发育缓慢，差不多到了两百年之后，查尔斯·巴比奇才把我制成了一台分析机。（1）“Ittook/was+一段时间+before从句”是一个固定句型,意为“”。（2）before用于这类句型时的结构还有：①Itdidn’ttake/waslong(或一段时间)before...过了不久（一段时间）就……考点提炼过了……后才……②Itwilltake/belong(或一段时间)before...要过很久（一段时间）才……③Itwon’ttake/belong(或一段时间)before...不久（一段时间后）就会……2.Astimewentby,Iwasmadesmaller.随着时间的推移，我被制造得越来越小。句中的as是连词，引导从句，意为“”或“”。表示“随着……”时，也可以用with,但with后只接名词短语。考点提炼时间状语一边……一边……随着……3.AndmymemorybecamesolargethatevenIcouldn’tbelieveit!我的记忆能力变得如此巨大，甚至连我自己都不能相信！so+adj./adv.+that...意为“”，引导结果状语从句。sothat引导从句，相当于inorderthat,该从句中常用情态动词may,might,can,could,will,would和should。考点提炼如此……以致……目的状语4.Afterall,withthehelpofmyelectronicbrainwhichneverforgetsanything,usingmyintelligenceiswhatI’mallabout!不管怎么样，在我过目不忘的电子脑的帮助下，运用智能就是我的一切。withthehelpofmyelectronicbrainwhichneverforgetsanything是状语，说明主谓部分的伴随状况。在这个with短语中，包含一个定语从句,修饰myelectronicbrain。withthehelpof意为“”。考点提炼whichneverforgetsanything在……的帮助下5.What’smore,youcanusetheInternettolearnEnglish.而且，你还能利用因特网学英语。Whatismore意为“”，常作语，相当于besides或furthermore。考点提炼更重要的是；而且插入导练互动重点单词1.calculateIbeganasamachineinFrancein1642.(回归课本P18)观察思考Maryalwayscalculatesthecostofgoodsbeforeshebuysthem.玛丽总是在买东西之前先估算好价钱。calculatingMr.LicalculatedthatitwouldtakehimthreehourstogettoShenzhen.李先生估计他要花三个小时才能到达深圳。WhatIsaidyesterdaywasnotcalculatedtohurtyou.昨天我说的话不是有意伤害你的。归纳总结calculate。calculateon/upon指望；打算Itiscalculatedthat...据估算……becalculatedtodo打算做；故意做becalculatedfor适合于v.计算；打算；推测即学即用（1）这些广告旨在吸引年轻的单身消费者。Theadvertisementsattractyoungsingleconsumers.（2）据估算，去年至少丧失了47000个工作。atleast47,000jobswerelostlastyear.arecalculatedtoIthasbeencalculatedthat2.anyhow,mygoalistoprovidehumanswithalifeofhighquality.(回归课本P18)观察思考IamnotfeelingquitewellbutIwillattendthemeetingtomorrowanyhow.我觉得不太舒服，但明天...