2023学年完整公开课版Unit3LifeinthefutureUsingLanguage2

Unit3LifeinthefutureUsingLanguage1．instant(1)adj.立即的；即刻的Hisnewbookbecameaninstantsuccessoncepublished.他的新书一经出版就大获成功。Peopleintheearthquake­strickenareaareininstantneedofhelp.地震灾区的人们需要紧急援助。单词扫描

(2)n.[C](一般用单数)瞬间；片刻；某一时刻inaninstant(＝immediately)立刻theinstant(that)(＝assoonas) 一……就……I'llbebackinaninstant.我马上就回来。“一……就……”的其他表达方式：(1)themoment/minute＋从句(2)instantly/immediately/directly＋从句(3)on/upon＋n./v.­ingOnhisarrivingathome，hefoundhisbikestolen.他一回家就发现自行车被偷了。完成句子Irecognizedhim________Isawhim.我一眼就认出他了。【答案】theinstant2．swallowvt.(1)吞下；咽下Chewthefoodproperlybeforeswallowingit.咽下食物前要好好咀嚼。(2)吞没(常用于被动语态，后可接副词up)Iwatchedherwalkdowntheroaduntilshewasswallowedbythedarkness.我看着她沿公路越走越远，直至消失在黑暗中。完成句子Theplanewas________intheclouds.飞机已没入云中。【答案】swallowed3．desert(1)n.沙漠，不毛之地Hesurvivedtheplanecrashbutdiedinthedesert.他在飞机失事时活下来了，却死在了沙漠里。(2)vt.&vi.舍弃，遗弃；逃亡Neverdesertafriendintrouble.决不要抛弃有困难的朋友。完成句子①Nobodylikestoliveinthat________region.没有人喜欢生活在那个沙漠地区。②Joan________herfamilyandranawaywithanartist.琼舍弃了她的家庭与一位艺术家私奔了。【答案】①desert

②deserted4．greedyadj.贪吃的，贪婪的，渴望的greedy后面常接of或for。也可以接动词不定式，表示“渴望做某事”。Don'tbesogreedy—leavesomeofthefoodfortherestofus.别这么贪吃——留些食物给我们其余的人吃。完成句子①Manypeople_______________office.许多人都贪图禄位。②Therootsoftheplant______________water.植物的根需要水分。③Greta___________________havemoreknowledge.格里塔渴望获得更多的知识。【答案】①aregreedyof

②aregreedyfor

③isgreedyto5．recyclevt.回收利用；再利用Steal，iron，glass，clothandpapercanallberecycled.钢、铁、玻璃、布和纸都可以回收再用。recyclableadj. 可回收利用的recycledadj. 再造的；再生的recyclingn. 回收利用Recyclingisimportanttohelpprotectourenvironment.回收利用对帮助保护我们的环境很重要。完成句子①Wetookallourbottlesandnewspapers_______________.我们把所有的瓶子和报纸都送去回收利用。②The______waterisusedtowaterplants.再循环的水被用来浇灌植物。【答案】①toberecycled

②recycled1．speedupvt.&vi.(使)加速【巧学助记】短语释义We'dbetterspeedupifwewanttobethereontime.我们如果想要准时赶到，最好加快速度。Canyoutryandspeedthingsupabit?你能不能设法加快一点事情的进度？atspeed 飞快地withspeed 迅速地withallspeed 用全速，开足马力ataspeedof… 以……速度完成句子Thetrainsoon____________.火车很快加速了。【答案】spedup2．disposeof去除，处理；舍弃Canyoufindabetterwayofdisposingofhouseholdwaste？你能找到清除家中垃圾更好的办法吗？Hewasforcedtodisposeofhisarttreasures.他被迫处理掉了自己的艺术珍藏。disposaln．丢弃，处理Thesafedisposalofnuclearwasteisamajorproblem.安全处置核废料是个大问题。完成句子Wemustfindaneffectiveway____________(处理)radioactivewaste.【答案】todisposeof3．stareat盯，凝视Childrenshouldbetaughtnottostareatdisabledpeople.应该教育孩子们不要盯着残疾人看。Stopstaringatme！别盯着我看。【比较网站】 stareat/glareat/lookat/glanceat(1)stareat指睁大眼睛出神地盯着看、注视，多表示惊讶、好奇、羡慕之情。It'simpolitetostareatforeignvisitorsinthestreet.在街上盯着外国游客看是不礼貌的。(2)glareat表示“怒视”，强调敌对或威胁的态度。“Youcangoifyouwant，butI'mstaying，”Denisesaid，glaringathim.“如果你想走你就走，但我要留下来。”丹尼斯边说边瞪着他。(3)lookat指有意地、集中注意力地看，没有任何感情色彩，其目的是为了看见想看的东西。Sometimeshewouldlookatanartshow.有时他会去看艺术展。(4)glanceat指匆匆一瞥，强调看的时间短暂。Sheglancedattheenvelopeandrecognizedhisuncle'shandwriting.她很快地看了一眼信封，认出了她叔叔的笔迹。完成句子He____________thenaughtychildrenandtheykeptsilentatonce.(stare)【答案】staredat1．Well，nowthere'sasystemwherethewasteisdisposedofusingtheprinciplesofecology.噢，现在有个系统利用生态学原理处理废物。当先行词为system，case，point，position，situation等词且关系词在从句中作状语时，常用where引导定语从句。句式突破Theaccidenthasreachedtoapointwhereboththeirparentsaretobecalledin.事情发展到如此地步，不得不请双方家长来一趟了。Theyhavereachedthepointwheretheyhavetoseparatewitheachother.他们已经到了必须彼此分手的地步。完成句子①It'shelpfultoputchildreninasituation________theycanseethemselvesdifferently.②Alltheneighborsadmirethisfamily，________theparentsaretreatingtheirchildlikeafriend.【答案】①where

②where2．Insidewasanexhibitionofthemostup­to­dateinventionsofthe31stcentury.里面陈列着31世纪的最新发明。这是一个完全倒装句，句子的真正主语是anexhibition。表示方位的副词或介词短语，如here，there，up，down，in，away，off，out，intheroom，onthewall等置于句首时，常引起完全倒装句。另外now，then也有同样用法。Outrushed