SectionAWelcometotheunit&ReadingVocabulary1.takeofftake構(gòu)成的其他短語(yǔ)：takedown寫(xiě)下；拆除takeon呈現(xiàn)；雇用；承擔(dān)（責(zé)任）takeup開(kāi)始從事；占據(jù)takeover接管takein吸入；理解；欺騙練習(xí)：Thewriterisfamousnow,buthiscareerreallyonly___________afterhismanyyears'hardwork.tookoff2.accesshave/get/gainaccessto...擁有……的機(jī)會(huì)；可以接近／進(jìn)入……(to為介詞）give(sb.)accessto...準(zhǔn)許（某人）使用或見(jiàn)到……（to為介詞）accessto+n.（to為介詞）通往……的路英語(yǔ)中有不少像access，solution，key，approach（方法）這樣的名詞，它們常與介詞to連用；這些名詞與介詞to的搭配常作為命題的重點(diǎn)，要注意識(shí)記。練習(xí)：Itwillprovideyouwithaccess__________UniversityfacilitiessuchasUniversityLibraries,theSportsCentre,andComputingServices.to3.majority（1）themajority單獨(dú)作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用單數(shù)或復(fù)數(shù)形式均可；強(qiáng)調(diào)整體時(shí)用單數(shù)形式，強(qiáng)調(diào)個(gè)體時(shí)用復(fù)數(shù)形式。（2）“a/themajorityof+可數(shù)名詞復(fù)數(shù)”作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)形式；“a/themajority+集體名詞”作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用單數(shù)或復(fù)數(shù)形式均可。majoradj.大的，主要的vi.主修（＋in）n.主修課程a/themajorityof...大多數(shù)……ina/themajority占大多數(shù)練習(xí)：Jessicasaysthemajorityofhercustomers_________(be)male,butshehasasurprisingnumberoffemalecustomersaswell.are4.arrangementmakearrangements(for...)(為·······)籌備cometo/arriveatanarrangement達(dá)成協(xié)議arrangevi.&vt.安排，籌備vt.整理，布置arrangeforsth.安排某事arrangetodosth.安排做某事arrangeforsb.todosth.安排某人做某事（注意介詞for不可省略）練習(xí)：Thataccidenttotallyupsetour______________(arrange)andcausedalotofproblems.arrangements5.establishestablishcontact/relationswith...與……建立聯(lián)系／關(guān)系establishsb./sth./yourself(as...)使某人／某物／自己確立（……）的地位establishmentn.確立；建立establishedadj.已確立的；公認(rèn)的練習(xí)：Helefthislibraryandhalfofhisestate(個(gè)人財(cái)產(chǎn))totheorganization,whichwasthebiggestdonationeversinceits_________(establish).mentmakecomments/acommenton/about...對(duì)……發(fā)表評(píng)論makeacommentthat...發(fā)表評(píng)論稱(chēng)……commenton/upon...評(píng)論……commentthat...評(píng)論稱(chēng)……練習(xí)：Theprofessor,whowasopposed(反對(duì))totheproject,madeacomment_________thereport.on/about7.awarebe/become/feelawareof...意識(shí)到／發(fā)覺(jué)……makesb.awareof...使某人知道／意識(shí)到……be/become/feelawarethat...知道／意識(shí)到……asfarasI'maware(=asfarasIknow)據(jù)我所知unawareadj.不知道，未察覺(jué)be/becomeunawareof...不知道……，沒(méi)意識(shí)到……awarenessn.意識(shí)，知道raise/increase(one's)awarenessof...加強(qiáng)／增強(qiáng)（某人）對(duì)……的意識(shí)練習(xí)：Thefactthatsomanypeoplestillsmokeinpublicplacessuggeststhatwemayneedanationwidecampaign(運(yùn)動(dòng))toraise________(aware)oftherisksofsmoking.awarenessLeadingin·Whenwasthefirstemailsent?Thefirstemailwassentin1971.·Whenwasthefirstwebcamcreated?Thefirstwebcamwascreatedin1991.·Whatwereemojisusedtodo?Emojiswereusedtoexpressideasorfeelingsinelectroniccommunication.·Whichoftheaboveinventionsdoyouusemostfrequently?Why?·WhatotherfactsdoyouknowabouttheInternet?·WhatdoyouoftendoontheInternet?IusetheInternettosearchforinformationthathelpsmewithmyhomework.IuseittoreadaboutthelatestnewsontopicsIaminterestedin.Iusecommunicationsoftwaretokeepintouchwithmyfriends.Iusedifferentappstolistentomusic,takephotosorplaygames.Ienjoyshoppingonline,soIsometimesorderfoodorclothesfrommyfavouriterestaurantsorstores.IwatchfilmsorTVshowstorelaxwhenIhavefreetime.Thinking·WhateffectsdoyouthinktheInternethasonyourlife?IdependalotontheInternettokeepuptodatewithwhatishappeningandtoarrangemydailylife.Istayintouchwithmyfriendsandfamilyeasilyonmyphone.Watchingfilmsorplayinggamesonlineinmysparetimeisonewaytoentertainmyself.TheInternetmakesmylifelessstressfulbecauseeverythingisconvenientlyavailableatthetouchofabutton.Withoutit,mylifewouldbeverydifferent.

Mainidea一句話概括文章大意：TheInternethasbroughtmanylife-changingadvantages,butweshouldbeawareofitspotentialproblems.IntroductionPara.1:Wecanachievealmostanythingonline.MainbodyPara.2-4:TheInternethasmanyadvantages.ConclusionPara.5:WeshouldusetheInternetproperlyandresponsibly.Advantage1Wehavequickandeasyaccesstoahugeamountofinformationonline.Advantage2E-commercehasmadeourlivesunbelievablyconvenient.Advantage3TheInternethelpsusestablishandmaintainsocialties.AdvantagesSupportingdetailsAdvantage1·Havingaccessto(1)ahugeamountof

information·GatheringinformationquicklyandeasilyAdvantage2·(2)Havingfooddeliveredtoyou·Doingshoppingquicklyandeasily·Orderingataxiwithanapp·Makingtravelarrangements·(3)Payingforalmosteverything

onthesmartphoneAdvantage3·Keepingincontactwithlovedones·Finding(4)long-lostfriends·Discoveringcommunitieswho(5)shareourhobbiesReadandanswer（1）WhatpowerdoestheInternethave?TheInternethasthepowertoconnectpeopleacrosstheworldtoasinglesharedcommunity.（2）WhatshouldwebemindfulofwhendealingwiththeInternet?WemustbeawareofthepotentialproblemsofusingtheInternetandbecarefultouseitproperlyandresponsibly.（1）HowcanweusetheInternetproperlyandresponsibly?·Weshouldneverbrowsewebsiteswhichcouldpresentpotentialdanger.·Wemustbeawareofsignsthatwarnusofdangersandviruses.·WeshouldnotspreadincorrectorillegalinformationontheInternet.·WeshouldnoteasilytrustsomestrangerswemeetontheInternet.·Wemustkeepourprivateinformationsafe,suchasourphonenumbers,addresses,bankaccounts,etc.Readandthink（2）Howdoestheauthorsupporthisargumentinthisarticle?Firstly,theauthorintroduceshisargumentbyprovidingsometrulylife-changingadvantagestheInternethasbroughttous.Thentheauthorprovidesexamplesasevidencetosupporthisargumentfromthreeaspects,duringwhich,theauthorcompareseachaspectfrombeforeandaftertheinventionoftheInternet.Andfinally,theauthorsummarizesthattheInternetcanbeaplaceofdiscovery,wonderandinspirationforeveryone,butonlyifweuseitproperlyandresponsibly.（3）Cohesivedevicesarewordsorphrasesthatsignaltothereaderthatsomethingimportantisabouttohappen.Forexample,itc