人教版高中英语必修unit单词讲解PPT课件

高中英语人教版新课标必修五Unit3LifeInTheFuture1.impressv.使铭记；使钦佩impressionn.(c)印象;感想；印记；印数⑴Thefirstimpressionofthisbookwassoldveryquicklysotwomoreimpressionswereordered.⑵Theyproducedastrongimpressiononme.⑶Thewayhetalksisreallyimpressivehave/make/leavea/an…impressiononsb.给某人留下···的印象Hisspeechleftadeepimpressiononus.他的演讲给我们留下了深刻的印象。(2)impresssth.on/uponsb.=impresssb.with/at/bysth.某事/物给某人留下印象sbbeimpressedby/with被深深打动/感动,使印象深刻(3)impressiveadj.给人深刻印象的animpressivescene一次难忘的场面2.takeup拿起；接受；开始；继续Takeupyourarms.拿起武器。Takeupachallenge.接受挑战。Takeupanewjob.开始新工作。Takeupthesamestory.继续讲同一个故事。Takeuptoomuchroom/time.占据太多的空间或时间。take短语：takechargeof负责，主管takenoticeof注意takeholdof抓住takeadvantageof利用takecareof照顾takeoff起飞，脱掉，事业腾飞takeover接管takeon呈现，雇佣takeplace发生takeback收回（说的话）takein接受，理解，欺骗，吸收takeaway拿走takeiteasy（心理上）别着急takeone’stime（时间上）不着急慢慢来takepartin参加takedown记下，拆掉，takesthforgranted认为某事理当如此3．previousadj.在前的，早先的1)(时间上)稍前的Wehadmetonapreviousoccasion.我们上次见过面。2)先前的，以往的Applicantsforthejobmusthavepreviousexperience.申请这份工作的人须先前有过这种工作经验。•知识拓展•1)previoustoprep.在前，在先，在……以前•①Ihadcollectedmaterialprevioustowriting.•我在写作以前先搜集了材料。•②Previoustothis,she'dalwaysbeenwell.•这以前，她身体一向很好。2)previouslyadv.以前，先前；预先Irememberseeinghimsomewherepreviously.我记得从前在什么地方见过他。4．guide1)n.（c）指导，向导，导游Wehiredalocalguidetogetusacrossthemountains.我们雇了一名当地人做向导带领我们翻山越岭。2)vt.带领，指引，指导Sheguidedusthroughthebusystreettotheschool.她带领我们穿过繁忙的大街去学校。Hewasalwaysguidedbyhisreligiousbeliefs.他的言行总是以自己的宗教信仰为指导。5．surrounding1)n.[pl.]环境Thishospitalisinbeautifulsurroundings.这所医院环境优美。2)adj.周围的，附近的Thesurroundingvillageshavebeenabsorbedby/intothegrowingcity.周围的村庄已经并入了那不断扩展的城市。surroundvt.围绕，包围besurroundedby...由……围着/包围Treessurroundthelake.Thelakeissurroundedbytrees.湖的四周环绕着树。词语辨析surroundings,environment,circumstances这三个名词均含“环境”之意。1)surroundings指人所在的周围地区或事物；或指围绕着某物的周遭环境，注意是复数。2)environment指人与自然界生存的环境，或是指对人的感情、品德思想等产生影响的环境。Manypeopleareconcernedaboutthepollutionoftheenvironment.许多人都关心环境污染问题。3)circumstances指人生存的客观环境，还可以指“境地；境遇”，尤其指经济状况。Hewasforcedbycircumstancestodothis.他做这件事是为环境所迫。6．toleratevt.容忍，忍受(n/doing)Idon'tknowhowyoutoleratethatnoise!我不知道你怎么能忍受那样的噪音！Wesimplycannottoleratecheatinginexams.我们就是不能容许考试作弊行为。1)tolerancen.(u)容忍；n.(c,u)忍受力Manyoldpeoplehaveaverylimitedtolerancetocold.许多老人耐寒能力有限。2)tolerantadj.宽容的，容忍的Sheisatolerantmother.她是一位宽容的母亲。7．lackvi,vt缺乏；没有n（c，u）缺乏；短缺的东西lackingadj.缺乏belackingin缺乏for/throughlackof因缺乏lack(for)nothing没有欠缺Ihaven‘tfinishedthepaintingforlackoftime.由于时间不够，我的画还没有完成。Theylackedfornothing.他们什么都不缺少。Wearelackinginmoney.8．adjustmentn.(c,u)调整，调节I'vemadeafewadjustmentstotheplan.我已对计划作了几处调整。adjust1)vt.调整，调节Thisbuttonisforadjustingthevolume.这个钮是调节音量的。2)vi.适应，习惯adjusttosth./adjustoneselftosth.使适应You'llquicklyadjust(yourself)tostudentlife.你将很快适应学生生活。9．bebackonone'sfeet(困境后)恢复，完全复原；(病后)痊愈She'sbackonherfeetagainafterheroperation.她手术后又恢复健康了。Thenewchairmanhopestogetthecompanybackonitsfeetwithinsixmonths.新董事长希望在六个月以内使公司恢复元气。10．pressvi.vt按；压；逼迫pressingadj.紧急的，紧迫的pressuren.压力，压强N（C)按；压；印刷；新闻Presssbtodosth逼迫某人做某事Pressthebuttons.按按钮Shepressedherfaceagainstthewindow.她把脸贴在窗户上Hepressedhisfathertobuyhimacar.他逼着父亲给他买一辆汽车。thePress新闻thefreedomofthePress新闻自由11.losesightof看不见Becauseofthethickfogwelostsightoftheroadinfrontofus.因为大雾我们看不见前面的路。sight的短语：atfirstsight乍一看，初看时inthesightofsb.|insb‘ssight从某人的观点看，在某人看来atthesightof...一看见……就……loseone'ssight失明catchsightof看到；发现Outofsight,outofmind.眼不见，心不烦。12．sweepup打扫，横扫swept,sweptsweepingsweepsShewaslefttosweepupaftertheparty.聚会结束后她被留下来打扫。Thewindsweptupthesandintoamound.风把沙子吹拢成一个小丘。13．flashn.[C]闪光，(想法的)突现vt.vi（使）闪光；（使）闪现Flashesoflightwerefollowedbyanexplosion.阵阵闪光后就是一声爆炸的巨响.Aflashofgriefcameuponherwhensheheardthenews.她听到这消息时内心感到一阵悲伤。Thetrainflashedbyathighspeed.火车疾驶而过。Alittlelightflashedonthewall.墙上的一个小灯亮了。•常与flash构成的短语有：•aflashinthepan昙花一现•inaflash即刻，一瞬间•asquicklyasaflash快如闪电般地•flashby/past一闪而过•flashupon(思想、意念、回忆等)闪现心头，掠过心头，忽然想起14.slideinto（快捷而悄声地）移动；溜进slidslidslidingslidesIt‘seasytoslideintothebadhabitslikesmokinganddrinking,butit’shardtoquit.Thethiefslidintotheroom.小偷溜进房间.15.optimisticadj.乐观(主义)的optimistn.（c）乐观主义者optimismn.乐观，乐观主义Thoseoptimistsareoptimisticabouttheirfuture.beoptimisticabout对……乐观pessimisticadj.悲观(主义)的pessimistn.（c）悲观主义者pessimismn.悲观，悲观主义16.speedup加速SpedspedOncethesedifficultiesweregotover,theworkwouldspeedup.一旦克服了这些困难,工作进展就快了。Hepushedaleverthatspeededupthecar.他挂挡加快了速度。17.desertn.(c,u)沙漠；荒漠vt.抛弃;遗弃注意：拼写相似的词dessert(饭后的甜点心)理解下列句子中desert的词性和词义。⑴Somerichhusbandsoftendeserttheirwives.vt.抛弃⑵Ifyougotothecountryside，youwillfindtherearealotofdesertedhouses.adj.废弃的⑶OnceanArabwastravellinginthedesertonhiscamel.n.沙漠18.instantn.瞬间；片刻adj.立即的；立刻的instantlyadv.立即；马上conj.一……就theinstant一……就(用作连词，引导时间状语从句)foraninstant一会儿；片刻inaninstant一会儿之后Pleasetellmeinstantlyhearrives.Theinstantheopenedthedoorhesawthethief.instantcoffee速溶咖啡instantnoodles方便面19.disposevt.布置；安排disposaln.（u）清除；清理disposeof处理；摆脱；清除atone’sdisposal供某人使用/支配Imustdisposeofthetrouble.我必须摆脱麻烦。Myknowledgeisatyourdisposal.我的知识由你安排。IfIlose,Iwillbeatyourdisposal.如果我输了,任凭你处置。20.swallowvt.吞下；咽下n（c）燕子swallowedswallowedswallowingswall