冀教八下英语Unit 5《Lesson 3》课件

Lesson3Unit5Greatinventions1Whatdoyouliketodoonthecomputer?Tickandtalkwithyourpartner.□Takeanonlinecourse.□Chatwithfriends.□Sendorreceiveemails.□Dohomeworksearch.Other:______________________________________√Listentomusic.(答案不唯一)2Readtheconversationandanswerthequestions.Jennywantstodoherhomeworkonthecomputer.Buthermumisusingit.Jenny:Mum,isitokayifIusethecomputernow?Mum:Okay.Ijustfinishedmywork,soit’sallyours.Jenny,you’resoluckytohaveacomputer.beluckytodosth.做某事很幸运Jenny:Yes,Iam.Asit’sconnectedtotheinternet,ithasmadestudyandresearchmucheasier.Mum:Thistechnologyhelpsstudentsalotwiththeirhomework.ButwhenIwasastudent,computerswerenotwidelyused.Andtheinternetwasnotasconvenientasitisnow.Icouldn’timaginehavingasconvenientatoolasyoudo.helpsb.withsth.在某方面帮助某人imaginedoingsth.想象做某事Jenny:Mum,howwashomeworkdoneinthosedays?Mum:Well,everythingwaswrittenbyhandonpaper.WhenIdidn’tknowhowtospellaword,Ihadtolookitupinaprinteddictionary.WhenIneededtodoanyresearch,Ihadtogotothelibrary.长难句分析：这是一个复合句。主句主语是I，hadto后跟动词原形；lookup表示“查阅”，是动词+副词型短语，代词作宾语要放在中间；inaprinteddictionary是介词短语作状语。从句是由When引导的时间状语从句，其中howtospellaword是特殊疑问词+动词不定式结构作know的宾语。Jenny:Butnowwiththeinternetwecansimplysearchforeverythingonline.Andthere’salwaysnewtechnology,likeAI.Mum:Yup,andyoucaneasilyfinddefinitionsandexamplesforanyword.Theinternetandthecomputerareamazinginventionswithmanyapplications.prep.使用；凭借，表示借助某种工具或手段prep.带有；具有，说明某物的特点或属性Jenny:Iagreewithyouonthat,Mum.AWhatdoesJennywanttodoonthecomputer?B

HowdidJenny’smumdohomeworkwhenshewasastudent?与……一致，说明与某人在某个观点上达成一致Jennywantstodoherhomeworkonthecomputer.Everythingwaswrittenbyhandonpaper.Whenshedidn’tknowhowtospellaword,shehadtolookitupinaprinteddictionary.Whensheneededtodoanyresearch,shehadtogotothelibrary.3Readthesentences,payattentiontothepartsinyellowandcompletethepassage.·ButwhenIwasastudent,computerswerenotwidelyused.·Everythingwaswrittenbyhandonpaper.Whenweusethepassivevoicetosayapastthing,weusewas/were.Thestructure:was/were+v-edYesterday,Ifoundanoldbook.Itwasonthetopoftheshelf.It_______________(cover)bysomenewspapers.Thebook_______________(write)byafamouswriter.IopenedthebookandsoonI________________(attract)byaphotoinit.Itwasaphotoofmygrandfather.Now,manyphotos______________(take)onmobilephones.Lookingattheoldphoto,I_______________(bring)backtothetimeIspentwithmykindgrandfatherduringmychildhood.wascoveredwaswrittenwasattractedaretakenwasbrought4Readandcompletetheconversation.MrGreen:Whatdoyouthinkoftheinternet?Jenny:_______Danny:Iagreewithyou.Someoftheadvantagesareindeedwonderful.MrGreen:You’reallright.Theinternetisusedeverywhere._______CAJenny:Iliketofindinformationaboutsportsandtechnology.Danny:Ilikechattingwithmyfriendsonline._______Brian:Ilikedoingresearchformyhomework.Thereissomuchinformation._______MrGreen:Exactly,theinternethelpsusalot,butitalsohasmanydisadvantages...DB思考：Whatdoyouthinkarethedisadvantagesoftheinternet?Itmayleakourpersonalinformationandputusatrisk.Andspendingtoomuchtimeonlinecanmakeusaddictedandharmourhealth.(答案不唯一)A.Howdoesithelpyou?B.It’simportantforustotellthegoodfromthebad.C.Ithinktheworldwaschangedbytheinternet.D.Theinternetisabridgebetweenus.区分好坏；分清优劣1widely/'waɪdli/adv.广泛地；普遍地(教材P62)·Thenewtechnologyiswidelyusedinindustry.这项新技术在工业领域被广泛应用。·Thetwobrothersarewidelydifferentinpersonality.这兄弟俩的性格差异很大。·It’stoowide.Wecan’tswimacrossit.这太宽了，我们游不过去。探究一核心单词widely

作副词，意为“广泛地；普遍地”，修饰动词，强调范围广或程度深。还可以表示“大大地；很大程度上”，强调程度差异。常见搭配：widelyknown广为人知的widelyaccepted普遍接受的widelyused广泛使用的相关词汇：wideadj.宽的；广阔的widthn.宽度；广度2print/prɪnt/v.印刷；打印；发表(教材P62)·Ineedtoprintthereportbeforethemeeting.我需要在会议前把报告打印出来。·Thiscompanyprints50,000newspaperseveryday.这家公司每天印刷5万份报纸。·Herstorywasprintedinthelocalnewspaper.她的故事被刊登在当地报纸上。·Pleasewriteyournameinboldprint.请用加粗字体写下你的名字。print

作动词，意为“印刷；打印；发表”。printout打印出还可以作名词，意为“印刷字体；印刷品；指纹”。相关词汇：printer

n.印刷工人；打印机printingn.印刷术；印刷printedadj.印刷的；打印的3application/æplɪ'keɪʃn/n.(=app)应用；应用程序；申请；请求(教材P62)·Theapplicationofnewtechnologyhaschangedourlives.新技术的应用改变了我们的生活。·Idownloadedausefullanguagelearningapplication.我下载了一个有用的语言学习应用。·Hemadeanapplicationtotheschoolforascholarship.他向学校申请了奖学金。·Thenewtechnologywasappliedtofarming.这项新技术已应用于农业。application

n.意为“应用”时，为不可数名词。还可意为“应用程序；申请；申请书”，为可数名词。常见搭配：applicationof+理论/方法……的应用makeanapplication(tosb.)forsth.(向某人)申请某物submitanapplication提交申请相关词：applyv.应用；申请applyfor...申请……apply...to...把……应用到……applicableadj.适用的beapplicableto适用于……beconnectedto与……相连(教材P62)·TheprinterisconnectedtothecomputerviaaUSBcable.打印机通过USB线与电脑相连。(物理连接)·Herresearchiscloselyconnectedwithenvironmentalprotection.她的研究与环境保护密切相关。(抽象关联)探究二核心短语·Thevillageisconnectedtothecitybyanewhighway.一条新公路将村庄与城市连接起来。(交通连接)·Everythingyoudoisconnectedwiththegoalsyouset.你做的每件事都与你设定的目标相关。(逻辑关联)·Englishconnectsuswiththeworld.英语把我们和世界联系起来。beconnectedto表示“与……相连”，一般指物理上的连接(如设备、地点)，beconnectedwith指抽象意义上的关联(如概念、事物关系)。connect的常用短语：(1)conn