unit4-isnt-it-wonderful

Unit4Isn’titwonderful?Inthisunit,youwilllearnto:1.Gettoknowdifferentinventions2.Discusstheimpactofinventions3.TurnsmallthoughtsintogreatideasPart1Wordsinventionn.发明（物）inventv.发明，创造，编造inventorn.发明家clearlyadv.清楚地clearadj.清楚的v.清理displayn.展示，展览，表现v.显示，陈列，展出pocketn.口袋lasern.激光（镭射）turninto变成turnsth./sb.into把……变成full-sizeadj.原尺寸的typev.打字n.类型，种类，字体anywhereadv.在任何地方any+wheresmartphonen.智能手机yourphoneissmart.unboxv.从盒子中取出，开箱，拆封videophonen.可视电话video+phoneaffordv.买得起，付得起affordsth.affordtodo付得起做某事modeln.型号，模型，模特seriousadj.认真的，严肃的，严重的backmodernadj.现代的现代社会modernsocietyelectronicadj.电子的electricadj.用电的electricityn.电reportern.记者reportn&v.报告，报道gadgetn.小器具InspectorGadgetrechargev.给（电池）充电chargen.电荷disposableadj.一次性的disposev.处理comeback返回high-techadj.高科技的hightechnologylaptopn.笔记本电脑lap膝头articlen.文章passage短文writing作品，文章essay散文paper论文programme(program)n.程序项目，计划，节目inone’sopinion按照某人的看法microwaven.微波炉，电磁波micro微+wave波浪microwaveoven（炉灶）labn.实验室（laboratory）engineern.工程师enginen.引擎，发动机generatev.产生，引起high-frequencyadj.高频率的waven.波浪v.挥舞intriguev.引发……的好奇心popcornn.爆米花pop（爆裂）+corn（玉米粒）=popcornkerneln.仁，核，中心tuben.管子curiousadj.好奇的risen&v.增加，增高tremendousadj.巨大的=hugeexplodev.爆炸explosionn.爆炸splashv.溅，泼lightv.照亮Lightslightupourlife.logicn.逻辑logicaladj.逻辑的scientificadj.科学的sciencen.科学scientistn.科学家conclusionn.结论concludev.总结exposuren.暴露thusadv.因此=so,therefore,inthiswaymetaln.金属holen.洞黑洞blackholeelectromagneticadj.电磁的electro（电的）+magnetic（磁的）rapidlyadv.迅速地rapidadj.Arabbitrunsrapidly.refinev.改进practicaladj.实际的commercialadj.商业化的商业commerceexclusivelyadv.专用地exclusiveadj.railroadn.铁路=railwaylinern.邮轮domesticadj.家用的Part2Warm-upWhichisthemostimportant?Greatestinventionsin19th&20thcentury：telephone，bicycle，car，plane，radio，TV，fridge，airconditioner，computer，dustcollector，satellite，cellphone，worldwideweb，clone，artificialintelligence（A.I.）…Part3ListeningInventionsSignlanguageglove&laserkeyboardPhrasesofpartA:1.beheretostay保留下来，被普遍接受2.signlanguage手语3.laserkeyboard激光键盘4.bedesignedfor…为……而设计5.deafpeople聋哑人6.surftheWeb上网7.textmessages短信PhrasesofpartB:1.beinto喜欢，喜爱2.high-qualitycamera高品质摄像头3.trueenough确实如此，没错4.tonsof许多，无数5.becrazyabout为……而疯狂Part4Speaking☺Usequestions,suchas:Really?,Areyouserious?,isn’tit….andsoon.☺Useinterjections,suchas:Wow,Yes,Oh,Good,etc.HowtoExpressyourexcitementandenthusiasm?ConversationStrategy☺Isn’titwonderful?☺Ijustlove/like…☺I’mreallyintoit.☺I’mcrazyaboutit!☺Areyouserious?☺Wow!That’scool/great/verygood…Youcanstartwiththeseexpressions:Isn’titwonderful?Part5ReadingJanBaker’sBlogReadthepassageandanswerthesequestions:1.WhatisJanBaker?2.Howmanyinventionsarementionedinthispassage?Whatarethey?3.Whatistheauthor’sopinion?4.Howdoyouthinkabout“thesegadgets”?1I’moutoftheofficeinthemorning.我早上不在办公室。outofsth.远离，不在约翰和莉莉这周末不在镇上。JohnandLilyareoutofthetownthisweekend.Ihaveamapprogrammeonmylaptopthat’sreallyuseful.我的笔记本电脑里有一个非常有用的地图程序。that’sreallyuseful修饰的是mapprogramme。因此that’sreallyuseful是mapprogramme的定语从句。23NowInevergetlost.现在我再也没有迷路过。get在这里是系动词，通常后面跟动词-ed（即过去分词形式），意为“达到，进入（某种状态）。”如：Mycargotstolenlastweekend.我的车周末被偷了。Willyougetdressedin5minutes?你五分钟内能穿好衣服吗？Inmyopinion,youshouldthinkaboutthesegadgets,anddecideiftheyreallymakeyourlifebetter.在我看来，你应该认真考虑这些玩意儿，再决定它们是否真的让你的生活更美好。inone’sopinion按某人看法。在我看来，动物和人类是平等的。Inmyopinion,animalsareequaltohumans.4TheInventionoftheMicrowaveOvenQuestion：Whenwasthemicrowaveoveninvented?Phrases:havenoidea不知道popout跳出，弹出，胀崩lightup点亮，露出笑容beplacedin被放入practicaluse实际应用railroadcar有轨电车，火车（车厢）CluesEventsCluesEvents1WhentheAmericanengineerlethischocolatebargettooclosetoanelectronictubethatgeneratedhigh-frequencyradiowaves,itstartedtomelt.当这位美国工程师将他的巧克力棒放得太靠近那个产生高频无线电波的电磁管时，巧克力棒开始融化了。本句中，when引导了一个状语从句，其中有一个用that引导的定语从句thatgenerateshigh-frequencyradiowaves，该从句修饰tube。Intrigued,Spencerplacedpopcornkernelsneartheelectronictube,soonpopcornwaspoppingoutoverthelabfloor.好奇之下，斯宾塞将爆米花谷粒放在电子管近旁，很快爆米花蹦得实验室里满地都是。A.intrigued是形容词，意为“着迷，好奇”。例如：Theboywasintriguedbythelegendofdragons.那男孩对龙的传说着迷了。B.pop是动词，意为“发出砰砰声”。例如：Theballoonpoppedwhenthecatputitspawonit.猫一把爪子放上去，那气球就砰的一声爆了。23Therapidtemperaturerisewithintheeggwascausingtremendouspressure.鸡蛋内的温度迅速升高，造成巨大的压力。本句中，rise是名词，therapidtemperature、withintheegg修饰rise，谓语是wascausingtremendouspressure。Spencerdesignedametalboxwithaholeintowhichhefedmicrowavepower.斯宾塞设计了一个金属盒，在上面开了一个洞。他从这个洞里将微波能导入盒中。A.feed在本句中意为“提供（原料）”。例如：Thefireisdying,willyoufeeditwithsomewood?火快灭了，你能往里面添点柴吗？B.本句中，which引导一个后置定语修饰hole，介词into与fed搭配，该后置定语还原后是hefedmicrowavepowerintoahole。45EngineerswenttoworkonSpencer’shotnewidea，developingandrefiningitforpracticaluse.工程师们开始忙于斯宾塞的这个新主意，对之进行开发和完善，使之能够具有实际用途。A.workonsth.指的是“努力改善”例如：你应该努力提高你公开演讲的技能。Youshouldworkonyourskillsinpublicspeaking.B.practical意为“实际的，实用的”。例如：That’sacleverinvention,butnotverypractical.C.本句中，developinganddefiningitforpracticaluse是伴随状语，it指代Spencer’shotnewidea。Summarizing（writingasummary）involvesputtingthemainideaintoyourownwords,includingonlythemainpoints.Itisnecessarytoattributesummarizedideastotheoriginalsource.Summariesaresignificantlyshorterthantheoriginalandtakeabroadoverviewofthesourcemate