Unit3Welcometotheunit课件-高一下学期英语牛津译林版（2020）必修第三册

Unit3TheworldonlineIhopewewillusetheNettocrossbarriersandconnectcultures.--TimBerners-LeeIn

this

unit,

you

are

going

to:•writeareportonInternetuse;•readablogpostaboutlivingwithoutasmartphoneforaweek;•holdadebateaboutbringingmobilephonestoschool.•readanarticleabouttheadvantagesoftheInternet;ToknowtheoriginofthethreemilestonesinthedevelopmentoftheInternetTosharewithpeerstheiruseofemails,webcamsoremojisTodiscussotherfactsabouttheInternet1.DoyouhaveeasyaccesstotheInternet?Ifso,howdoyouoftenaccessit?InwhichwaydoyouaccesstheInternet,usingamobiledeviceorotherdevices?2.

WhatdoyouusuallydoontheInternet?3.WhatdoestheInternetmeantoyou?searchforinformationwatchthenewsstudyontheInternetshoppingonlinechatontheInternetTherearemanyimportantmilestonesinthedevelopmentoftheInternet.Readthewebpagebelowanddiscussthefollowingquestionsinpairs.Thefirstemailwassentin1971byRayTomlinson.Itwasatestmessagetohimself.Hewantedtoseewhetherhecouldsendamessagefromonecomputertoanother.Hechosethe"@"signtoseparatetheusernamefromthenameofhismachine.ThefirstwebcamwascreatedbycomputerscientistsattheUniversityofCambridgein1991.Whatdiditfilm?Acoffeepotoutsidetheoffice.Thesescientistsusedthewebcamtoseefromtheirdeskswhetherthepotwasemptytoavoidwastedtripsforcoffee.Emojis,smalldigitalimagesusedtoexpressideasorfeelingsinelectroniccommunication,werecreatedin1999inJapan.ThecreatorwasinspiredbyJapanesecomics,streetsignsandChinesecharacters.Soonemojistookoffthroughouttheworld.OxfordDictionariesselected,the"FacewithTearsofJoy"emoji,astheWordoftheYear2015.WhatexamplesofimportantmilestonesinthedevelopmentoftheInternetarementioned?Thefirstemail,webcamandemojis.Discussthefollowingquestionsinpairs.1.Whichoftheaboveinventionsdoyouusemostfrequently?Why?IuseemojismostfrequentlywhenImessagemyfriends.Theylookcute,andareaquickandeasywaytoexpresshowIamfeeling.2.WhatotherfactsdoyouknowabouttheInternet?Theterm“surfingtheInternet”wasfirstpopularizedinprintbyJeanArmourPolly,alibrarian,in1992.In2010,FinlandbecamethefirstcountrytomakeInternetaccessalegalright.1.IhopewewillusetheNettocrossbarriersandconnectcultures.

TimBerners-Lee

我希望我们能用互联网跨越障碍,联结文化。

—

蒂姆·伯纳斯·李

该句出自英国计算机科学家蒂姆·伯纳斯·李。他是万维网

(WorldWideWeb)的发明者。这句话体现了伯纳斯李对互联

网的美好愿景。他希望互联网能发挥其互联互通的作用,跨

越各种障碍,成为不同文化的纽带,带来信息交流的全新模式。2.Soonemojistookoffthroughouttheworld.

很快表情符号就风靡全球了。

takeoff:tobecomesuccessfulorpopularveryquicklyorsuddenly突然大受欢迎,

迅速流行e.g.Themagazinetookoffaftertheinterview.

那次采访之后这本杂志大受欢迎。【归纳】takeoff还有以下意思：1)(飞机)起飞e.g.Weeventuallytookoffat11o'clock.我们终于在11点起飞。2)脱下,脱掉(衣物)e.g.takeoffone'scoat,hat,shoes,skirt,trousers,etc

脱大衣、帽、鞋、裙子、裤子等3)休假;休息e.g.Ihavedecidedtotakeafewdaysoffworknextweek.我已决定下星期休息几天。【语境应用】写出下列各句中takeoff的意思。1)Theplaneisgoingtotakeoffin10minutes.(

)2)Youhavetotakeoffyourshoesbeforeyougotothecomputerroom.(

)3)IwanttotakenextFridayoff.(

)4)Inrecentyears,shoppingonlinehastakenoff.

()起飞脱下请假迅速流行

【拓展】take短语takeaway

拿走；减去；解除

takein

收留；使……上当；欺骗；领会；明白takeout

带(某人)出去；取出

takeon