2019-2020学年高中英语 Unit 1 Living with technology Sect

Unit1LivingwithtechnologyTechnologyCreatesorSolvesProblems?人类文明受技术的影响从未像今天这样强烈，卫星、克隆和互联网都是很好的例子。当然，技术也带来了一些新的问题，关键是让技术通过自身发展克服它们。Itseemsthathumancivilizationhasneverbeenasfueledbytechnologyasitistoday.Satellites，CloningandInternetareallexamplesoftechnologythathasreshapedourlifetoanunprecedenteddegree.Whatmattersmostnowadaysisthatthepoweroftechnologymustbeensuredtoovershadowthecursesitbringsabout.Itmustbepointedoutthattechnologycanaggravateexistingproblemsthatarefarfromitsoriginaltarget.Atomicenergyisjustthecaseinpoint.Althoughitsresearcheshaveaviewofoptimizingthecurrentenergysources，atomictechnologyisrepeatedlyemployedtomanufacturedeadlyweaponsforthepurposeofdeterringorevendestroyingothercountries.Technologycanalsocreatenewproblemswithoutalleviatingthepreviousones.Thereisnobetterexamplethantheautomobile.Wasn'tittheinventor'spromisethatautomobilescouldbringspeedandconveniencetotheirowners，thussurpassingtheothermeansoftransportation?Buteverymorningatrushhours，carownersenjoyneitherspeednorconveniencefromcarownership.Meanwhilecarexhaustremainsanalarmingeffectonourenvironment.Therefore，technologyisbynomeansa“cure­all”solution.Yetthereisnoneedtousetheabovereasonsasexcusestostopthedevelopmentoftechnology.Thekeyistocontroltheproblemsandallowthetechnologytoovercomethemthroughself­advancement.[阅读障碍词]1．unprecedentedadj.前所未有的2．overshadowvt.遮挡3．aggravatevt.使严重4．optimizevt.充分利用5．detervt.制止6．alleviatevt.缓解[诱思导读]1．Whatdoesatomictechnologybringusaccordingtothepassage?__________________________________________________________________________________________________Itcanletpeoplemakefulluseofthecurrentenergysourcesbutitalsohelpsmanufacturedeadlyweapons.2．Whatisyouropinionoftechnology?___________________________________________________________________________________________________________________________________________________Technologycannotonlybringdevelopmentofhumancivilizationbutalsocauseproblems.Weshouldlearnhowtocontrolandsolvetheproblems.SectionⅠReading(Ⅰ)(Welcometotheunit&Reading)新生词汇初识Ⅰ.匹配下列单词的词性及汉语意思()1.evolutionA．vt.制造；修筑，建造()2.principleB．n.演变，发展；进化()3.receiverC．n.原理，法则；道德原则，行为准则()4.windD．n.无线电接收机；听筒，受话器；接受者()5.constructE．vt.&vi.上发条；缠绕；蜿蜒，曲折()6.portableF．n.专利权；专利证书()7.digitalG．vt.播放，转播；接转，转发n．接力赛；中继设备()8.storageH．adj.便携式的，轻便的()9.patentI．adj.数字信息系统的，数码的，数字式的()10.relayJ．n.存储，储藏(空间)[答案]1－5BCDEA6－10HIJFGⅡ.选择下列句中词组的汉语意思A．受益于，从……中受益B．对……做出贡献；有助于C．上发条D．与……齐头并进；与……保持同步E．依靠F．有使用……的权利(机会)()1.Theclockstopped.Iwoundituptomakeittickregularly.()2.Onlythendidwerealizethatoureconomyhadbenefitedfromthenewtechnologiesgreatly.()3.Thishorseistooweaktokeeppacewiththeothers.()4.Withthehelpofthecharity，thechildrencanhaveaccesstotheInternet.()5.Wehopeyoursuggestionwillcontributetosolvingtheproblem.()6.Itwouldbebettertorelyonourselvesthanonothers.[答案]1－6CADFBE教材语篇细研Theevolutionofvideoandsounddevices(设备)EarlyhistoryofTVThefirstpublicTVbroadcastsweremadeintheUSAin1925.Later，in1928，thefirstlong­distanceTVbroadcastwasmadebetweentheUKandtheUSA.Regularpublicbroadcastingfollowedshortlyafterwards，firstbeginningon11May1928inNewYorkandon20August1929inLondon①.ManydifferentpeoplecontributedtothedevelopmentofTV.MostearlyTVbroadcastsweremadeusingasystemdevelopedbyJohnLogieBaird②intheUK.However，hissystemwasveryprimitiveandhadmanydrawbacks(缺点)．AnAmerican，PhiloFarnsworth，madeimportantbreakthroughsinthedevelopmentofTVinthelate1920sandearly1930s.ModernTVsusemanyoftheprinciplesfirstdiscoveredbyFarnsworth.JohnLogieBairdconstructedthefirstcolourTVin1928，butitwasnotuntil1938thatthefirstcolourTVprogrammewasbroadcast③.Ittookmorethantwodecades，though，until1951，forregularcolourTVbroadcaststobeginintheUSA.RegularcolourTVbroadcastsweredelayed(使推迟)intheUKuntil1967.However，withinashorttimenearlyallTVbroadcastsweremadeincolour，andwithinfiveyearsmorecolourTVsthanblack­and­white(黑白的)TVswerebeingused.影像和声音设备的发展电视的早期历史无线电视传输节目于1925年在美国首次公开播出。随后在1928年，英美两国之间第一次实现了远距离电视播送。之后不久便开始定期向公众播放，在纽约的首次开播时间是1928年5月11日，在伦敦的首次开播时间是1929年8月20日。很多不同的人对电视的发展做出了贡献。大部分早期的电视节目使用的是英国的约翰·洛吉·贝尔德开发的一种系统。然而，他的系统非常原始，有许多缺点。20世纪20年代末和30年代初，美国人斐洛·法恩斯沃斯在电视的研发上取得了重大突破。现代电视机使用了许多由法恩斯沃斯首先发现的原理。约翰·洛吉·贝尔德于1928年制造出第一台彩色电视机，但直到1938年第一个彩色电视节目才播出。彩色电视节目到1951年才得以在美国定期播出，其间经历了二十多年的时间。在英国定期播放彩色电视节目一直拖延到1967年。然而，在短时间内，几乎所有的电视节目都被制作成了彩色的，不到五年，彩色电视机的使用率就超过了黑白电视机。[助读讲解]①现在分词短语beginningon...作伴随状语。②现在分词短语usingasystemdevelopedby...在句中作方式状语；其中过去分词短语developedby...作asystem的后置定语。③本句为强调句型it's...that...，在此强调时间状语notuntil1938。Themodernage:satelliteTVSatelliteswereusedtobroadcast④TVbeginningin1962.SatellitesallowTVtobebroadcast⑤liveovervastdistances，witheveryonereceivingthesamebroadcastatthesametime⑥.TheyalsomakeTVaccessible(可接触到的)topeoplewholivefarawayfromcities⑦，andsatellitedishes(卫星电视碟形天线)canoftenbeseendistributed(使分散)throughoutthecountrysideandremoteareas.Ofcourse，onlyasmallpercentage(百分率，百分比)ofpeopleownsatellitedishes.However，mostpeoplestillbenefitfromsatelliteTV，aslocalTVcompaniesbroadcastthesignalstheygetfromsatellitereceiverstothepopulationlivingnearby⑧.当代：卫星电视卫星用于播送电视节目始于1962年。卫星让远距离直播电视节目成为可能，大家在同一时间可以收到相同的电视节目。它们也使远离城市