Unit 3NaturalDisasters DiscoveringUsefulStructures(分層作業(yè))高一英語必修（人教版2019第二冊）

Unit3DiscoveringUsefulStructures習題檢測基礎達標一、根據(jù)漢語意思填寫單詞1．Sincetheoutbreakoftheflood,foodsupplies(運輸)tothefloodstrickenareas.【答案】havebeentransported2．Hehasbeen(錄取)toPekingUniversity.【答案】admitted3．Oneofthe(功能)ofthemachineistoprovideinformationaboutyourenvironment.【答案】functions4．Thelandaroundherehasneverbeen(開墾；種植),soweneedalotoffarming.【答案】cultivated5．She’sbeen(禁止)fromleavingGreecewhiletheallegationsareinvestigated.【答案】banned6．Pressthegreen(按鈕)andyoucanstartthemachine.【答案】button7．Sofar,manyyoungmenbythefamousathlete,SuBingtian,tofightfortheirdreams.(激勵)【答案】havebeeninspired8．Forconveniencehesavedhisdocumentsindifferentfolders(文件夾)onhisputer.【答案】file9．Thegamehasalreadybeen(推遲)threetimesbecauseofbadweather.【答案】postponed10．Don’tforgettotakeafewspare(電池)whentravelling.【答案】batteries11．Largeareasofcountrysidehavebeen(吞并)upbytowns.【答案】swallowed12．Tomydisappointment,thedeliveryhasbeen(推遲)duetothebadweather.【答案】delayed13．HowcanIresistifyou(逼迫)upagainstmelikethat?【答案】press14．Allthewheathasbeen(收割)inbeforeitrained.【答案】harvested15．I’mwritingto(確認)thebookngforasingleroomforthenightofJanuary30.【答案】confirm二、用單詞的適當形式完成句子16．Onthefirstday,Ishouldliketoseethebookswhich(read)tome,andwhichhaverevealedtomethedeepestchannelsofhumanlifeandthehumanspirit.【答案】havebeenread17．ThetriptoPeru(schedule)tobeginnextmonth.【答案】isscheduled/hasbeenscheduled18．Sincethesetechnologiescanimproveefficiencybymorethan50%,they(apply)totheindustrialprocessinaprehensivemannerinthepastfewyears.【答案】havebeenapplied19．Threewomenandtheirchildren(rescue)fromtheburninghousebythefiremensincethefirebrokeout.【答案】havebeenrescued20．Sixsportsteams(select)totakepartinthisyear’sbasketballfinalsofar.【答案】havebeenselected21．Thankstothenewtechnology,costs(reduce)by30%overthepastyear.【答案】havebeenreduced22．Thecase(investigate)foroversixweeks.【答案】hasbeeninvestigated23．Thehistoricalinfluenceoftheexplorationineveryperiods(ment)sofar.【答案】hasbeenmented24．Thisisoneofthefarthestplacesthat(explore)sofarinthatcountry.【答案】havebeenexplored25．Recently,forvariousreasons,ourlivingenvironment(pollute)worseandworse.【答案】hasbeenpolluted三、句型轉(zhuǎn)換:將下列句子轉(zhuǎn)換為被動語態(tài)。26．Wehavenotfoundawaytodealwiththesituationyet.→todealwiththesituationyet.【答案】Awayhasnotbeenfound【詳解】考查時態(tài)和語態(tài)。句意：我們還沒有找到處理這種情況的辦法。改為同義句，即將原句改為被動語態(tài)，原句用的是現(xiàn)在完成時，此處應用現(xiàn)在完成時的被動語態(tài)。27．MyfriendhasboughtanewsmartphonemadeinChina.→bymyfriend.【答案】AnewsmartphonemadeinChinahasbeenbought【詳解】考查語態(tài)。句意：我的朋友買了一部中國制造的新智能。由bymyfriend可知，將句子改為被動語態(tài)，原句用的是現(xiàn)在完成時，此處應用現(xiàn)在完成時的被動語態(tài)。28．Theteamhasdevelopedakindofintelligentrobot.→bytheteam.【答案】Akindofintelligentrobothasbeendeveloped【詳解】考查語態(tài)。句意：這個團隊已經(jīng)開發(fā)出一種智能機器人。29．Anunknownvirushasjustattackedmyputer.→byanunknownvirus.【答案】Myputerhasjustbeenattacked【詳解】考查被動語態(tài)。句意：一種未知的病毒剛剛攻擊了我的電腦。根據(jù)后文byanunknownvirus，將原句轉(zhuǎn)換為被動語態(tài)，動作的承受者myputer作主語，謂語動詞hasjustattacked改為現(xiàn)在完成時的被動語態(tài)。30．Thehero’staleshaveinspiredmanyexplorerstosearchforsearoutes.【答案】Manyexplorershavebeeninspiredbythehero’stalestosearchforsearoutes.【詳解】考查現(xiàn)在完成時的被動語態(tài)。句意：許多探險家受到英雄故事的鼓舞，開始尋找海上航線。分析題干可知，此句為現(xiàn)在完成時主動語態(tài)，改成被動語態(tài)時，句子結(jié)構(gòu)為：主語+have/hasbeendone+bysb/sth+其他成分.31．Theresearchershaveprogrammedthoserobotstoteachmathlessonsandanswerquestionsindifferentlanguages.【答案】Thoserobotshavebeenprogrammedbytheresearcherstoteachmathlessonsandanswerquestionsindifferentlanguages.【詳解】考查被動語態(tài)。句意：研究人員對這些機器人進行了編程，用不同的語言教授數(shù)學課和回答問題。此處改為被動語態(tài)。32．Sinceitsopening,themuseumhasattractedover5millionvisitorsallovertheworld.【答案】Sinceitsopening,over5millionvisitorsallovertheworldhavebeenattractedbythemuseum.【詳解】考查被動語態(tài)。句意：自開館以來，該博物館已吸引了全世界500多萬游客。33．Jameshascollectedmorethan2,000dollarsinthepastfivemonths.【答案】Morethan2,000dollarshasbeencollectedbyJamesinthepastfivemonths.【詳解】考查被動語態(tài)。句意：在過去的五個月里，詹姆斯已經(jīng)籌集了2000多美元。根據(jù)提示可知，此處需將主動語態(tài)改為被動語態(tài)，其規(guī)則為：主變賓、賓變主、do變bedone。34．Theyhavetranslatedthebookintomorethantwentylanguages.Thebookintomorethantwentylanguages.【答案】hasbeentranslated【詳解】考查被動語態(tài)。句意：這本書已被翻譯成二十多種語言。主從語態(tài)變被動語態(tài)時，原來的賓語thebook變成主語，現(xiàn)在完成時變?yōu)楝F(xiàn)在完成時的被動語態(tài)。35．Toputoutthemountainfires,Chongqingcitizenshavedonatedmanysupplies.【答案】ManysupplieshavebeendonatedbyChongqingcitizenstoputoutthemountainfires.Toputoutthemountainfires,manysupplieshavebeendonatedbyChongqingcitizens.【詳解】考查被動語態(tài)。句意：為了撲滅山火，重慶市民捐贈了許多物資。主動句改為被動句的最常用的方法就是將主語和賓語互換，并將謂語動詞變?yōu)楸粍邮?。四、漢譯英：根據(jù)下面的提示完成小短文。1.在過去的幾十年里，互聯(lián)網(wǎng)得到了很大的改善。2.迄今為止，很多新軟件被開發(fā)出來并被應用于互聯(lián)網(wǎng)。3.很多功能也被添加到互聯(lián)網(wǎng)中，這讓人們的生活更方便。4.很多搜索引擎也已經(jīng)被開發(fā)出來，人們可以從大數(shù)據(jù)庫中查找最新的信息。5.互聯(lián)網(wǎng)極大地改變了人們的生活?！敬鸢浮縏heInternethasbeengreatlyimprovedinthepastdecadesofyears.Sofar,alotofnewsoftwarehasbeendevelopedandappliedtotheInternet.ManyfunctionshavebeenaddedtotheInternet,whichhasmadepeople’slivesmoreconvenient.Manysearchengineshavebeendeveloped,andpeoplecanlookupthemostupdatedinformationfromlargedatabases.People’sliveshavebeengreatlychangedbytheInternet.能力提升五、完形填空Nowadaysputershavebeeanimportantpartinourdailylife.We37intouchwithourfriendsthroughQQ,wewritemanyshortpiecesaboutthewonderfulthingsweare38byclickingthekeyboard,andsometimeswealso39puterstodobusiness.putershavechangedour40inmanyaspects.However,hereestheproblem:wearetoo41onputers.Itis42tofindthatlotsofpeoplealwaysmakemanymistakesinwritingwithapen,andsomeofthemevenhave43theirinspiration(靈感)becausetheyhavegotusedto44articlesfromputers.Thereisno45thatputershavemadeagreatcontributiontoimprovingour46oflife,makingiteasierandmoreconvenient,butweshouldn’tignorethe47ofkeepingourabilitytodothingswithourownhead.Oneday,48wouldseemtobeeverywhere,butwewouldsuffer(遭受)alotifwebeetoodependentonthem.Imaginethatina(n)49whereyouarerequiredtowriteapaperwithyourpen.50,youfindyourselfunabletorememberthe51spellingsofseveralwords,orthatyoucannotgetyourownideaswithoutsearchingforinformationfromaputer,andthatwouldputyouintoanxiety.Inshort,wearealltoodependentonputersnowadays,andobviouslythisisnotagoodthing.Itmayaddtoourlaziness.Nowthatwehavealreadyrealizedthat,itistimeforustodosomethingtochangeit.37．A．fail B．keep C．succeed D．end38．A．worriedabout B．boredwith C．sorryfor D．interestedin39．A．use B．explore C．switch D．restart40．A．habit B．hobby C．life D．mind41．A．hard B．keen C．dependent D．a(chǎn)fraid42．A．surprising B．exciting C．satisfying D．inspiring43．A．showed B．discovered C．improved D．lost44．A．creating B．choosing C．copying D．stealing45．A．doubt B．reason C．secret D．problem46．A．direction B．quality C．length D．type47．A．possibility B．importance C．condition D．chance48．A．letters B．emails C．messages D．puters49．A．state B．way C．case D．event50．A．However B．Therefore C．Besides D．Moreover51．A．same B．correct C．mon D．special【答案】37．B38．D39．A40．C41．C42．A43．D44．C45．A46．B47．B48．D49．C50．A51．B【導語】本文是說明文。文章主要介紹了電腦給我們帶來便利的同時也造成了許多問題。37．B考查動詞詞義辨析。句意：我們通過QQ與朋友保持聯(lián)系，我們通過點擊鍵盤寫下許多話語，講述我們感興趣的美好事物，有時我們還用電腦做生意。A.fail失敗；B.keep保持；C.succeed成功；D.end結(jié)束。根據(jù)上文“Nowadaysputershavebeeanimportantpartinourdailylife.”可知，電腦是我們生活的重要部分，所以人們應該是通過QQ與朋友保持聯(lián)系。38．D考查形容詞短語詞義辨析。句意：見第1題詳解。A.worriedabout擔心；B.boredwith厭煩；C.sorryfor因為……而抱歉；D.interestedin對……感興趣。根據(jù)上文“wewritemanyshortpiecesaboutthewonderfulthings”可知，這里指每天會記錄下來我們感興趣的美好的事情。39．A考查動詞詞義辨析。句意：見第1題詳解。A.use使用；B.explore探索；C.switch變換；D.restart重啟。根據(jù)下文“todobusiness”可知，這里指用電腦去做生意。40．C考查名詞詞義辨析。句意：電腦已經(jīng)改變了我們生活的許多方面。A.habit習慣；B.hobby愛好；C.life生活；D.mind思想。根據(jù)上文“Nowadaysputershavebeeanimportantpartinourdailylife.We1intouchwithourfriendsthroughQQ,wewritemanyshortpiecesaboutthewonderfulthingsweare2byclickingthekeyboard,andsometimeswealso3puterstodobusiness.”可知，電腦已經(jīng)改變了我們生活的許多方面。41．C考查形容詞詞義辨析。句意：然而，這里有一些問題：我們太依賴電腦了。A.hard困難的；B.keen喜愛的；C.dependent依賴的；D.afraid害怕的。根據(jù)下文“Itis6tofindthatlotsofpeoplealwaysmakemanymistakesinwritingwithapen,andsomeofthemevenhave7theirinspiration(靈感)becausetheyhavegotusedto8articlesfromputers.”可知，這里指人們現(xiàn)在對大腦的依賴很大。42．D考查形容詞詞義辨析。句意：人們吃驚地發(fā)現(xiàn)很多人在用鋼筆寫字時總是會犯很多錯誤，并且其中一些人甚至丟失了自己的靈感，因為他們已經(jīng)習慣了在電腦上拷貝文章。A.surprising令人吃驚的；B.exciting令人興奮的；C.satisfying令人滿意的；D.inspiring令人鼓舞的。根據(jù)下文“thatlotsofpeoplealwaysmakemanymistakesinwritingwithapen,andsomeofthemevenhave7theirinspiration(靈感)becausetheyhavegotusedto8articlesfromputers.”可知，人們現(xiàn)在對電腦的依賴程度是很令人吃驚的。故選A。43．考查動詞詞義辨析。句意：見第6題詳解。A.showed表明，展示；B.discovered發(fā)現(xiàn)；C.improved改善；D.lost丟失。根據(jù)上文“However,hereestheproblem:wearetoo5onputers.”可知，這里提到的都是使用電腦的壞處，所以應該是人們失去了寫作靈感。44．C考查動詞詞義辨析。句意：見第6題詳解。A.creating創(chuàng)造；B.choosing選擇；C.copying拷貝；D.stealing偷。根據(jù)下文“articlesfromputers”可知，這里指人們從電腦上拷貝文章。45．A考查名詞詞義辨析。句意：毫無疑問，電腦對改善我們的生活質(zhì)量做出了巨大的貢獻，使生活變得更簡單、更方便，但我們不應該忽視保持自己頭腦做事能力的重要性。A.doubt懷疑；B.reason原因；C.secret秘密；D.problem問題。根據(jù)下文“putershavemadeagreatcontributiontoimprovingour10oflife,makingiteasierandmoreconvenient”可知，計算機對改善我們的生活質(zhì)量做出了巨大的貢獻，使生活變得更簡單、更方便，這是毫無疑問的事情。46．B考查名詞詞義辨析。句意：見第9題詳解。A.direction方向；B.quality質(zhì)量；C.length長度；D.type類型。根據(jù)下文“makingiteasierandmoreconvenient”可知，電腦提高了人們的生活質(zhì)量。47．B考查名詞詞義辨析。句意：見第9題詳解。A.possibility可能；B.importance重要；C.condition狀況；D.chance機會。根據(jù)上文“Thereisno9thatputershavemadeagreatcontributiontoimprovingour10oflife,makingiteasierandmoreconvenient,butweshouldn’tignore”可知，雖然電腦提高了人們的生活質(zhì)量，但是我們?nèi)匀徊荒芎雎允褂米约捍竽X做事情的重要性。48．D考查名詞詞義辨析。句意：總有一天，電腦會無處不在，但如果我們變得過于依賴他們，我們會承受很多（意想不到之苦）。A.letters信；B.emails郵件；C.messages信息；D.puters電腦。根據(jù)下文“ifwebeetoodependentonthem”可知，這里指將來電腦會無處不在。49．C考查名詞詞義辨析。句意：想象一下，你被要求用筆寫一篇論文。A.state狀況；B.way方法；C.case案例，情況；D.event事件。根據(jù)下文“whereyouarerequiredtowriteapaperwithyourpen”可知，這是一種情況，where引導定語從句，先行詞是case，指抽象地點。50．A考查副詞詞義辨析。句意：然而，你會發(fā)現(xiàn)自己記不住幾個正確的單詞拼寫，或者在不從電腦中搜索信息的情況下無法獲得自己的想法，這會讓你感到焦慮。A.However然而；B.Therefore因此；C.Besides此外；D.Moreover而且。根據(jù)上文“Imaginethatina(n)13whereyouarerequiredtowriteapaperwithyourpen.”和下文“youfindyourselfunabletorememberthe15spellingsofseveralwords,orthatyoucannotgetyourownideaswithoutsearchingforinformationfromaputer,andthatwouldputyouintoanxiety.”可知，上下文是轉(zhuǎn)折的關(guān)系。51．B考查形容詞詞義辨析。句意：見第14題詳解。A.same相同的；B.correct正確的；C.mon共同的；D.special特別的。根據(jù)上文“youfindyourselfunabletoremember”可知，這里指因為過多的使用電腦，導致人們記不住幾個正確的單詞拼寫。拓展延伸六、閱讀理解AWhenyou’resurfingtheInternetonyourlaptopfromyourdormorhome,doyouknowyourpersonaldetailsarebeinggatheredsecretly?Andwouldyoubesurprisedtoknowtheinformationmaybesoldcheaplytoadvertisersandmarketers?AccordingtoaninvestigationbyTheWallStreetJournal,allittakesisatinyfileinaputer—asinglecodeconsistingofalongseriesofnumbersandletters—torecordtheputeruser’sage,gender,location,favoritemoviesandhobbies.ThenewspaperreportsthatLotameSolutionsInc.,aNewYorkpany,usessophisticated(高科技)softwarecalleda“beacon”tocapturewhatpeoplearetypingonawebsite.Lotamepackagesthatdataintoprofiles(個人資料)aboutindividuals,onlywithouttheirnames,andsellstheprofilestopaniesseekingcustomers.Batchesofsuchdatamaybesoldforafewdollars.TheWallStreetJournalsurveydiscoveredthatspyingonInternetusersisoneofthefastestgrowingbusinessesontheWorldWideWeb.The“cookie”—atinytextfileputonyourPCbywebsitesormarketingfirmswhichmightbeusedtorememberyourpreferencesforonesite,ortotrackyouacrossmanysitesisalreadyoldnews.Therearenewandmoreplextoolssuchas“beacons”whichscaninrealtimewhatpeoplearedoingonawebpage.ThesebeaconsinstantlyassesstheInternetuser’slocation,ine,shoppinginterestsandevenmedicalconditions.MillionsofInternetusersaroundtheworldalsofaceunprecedented(空前的)threats.Private,sensitive,personalandbusinessinformationisbeinggatheredandsoldwithouttheirknowledge.paniesinsisttheinformationtheygatherisanonymousandthedataisusedharmlessly.ButthetechnologyhasgrownsopowerfulthatevensomeofthebiggestwebsitesintheUSdon’tknowthattheywereinstallingintrusivefilesonvisitors’puters.TheseincludeMSNandYahoo.Nexttimeyouvisitawebpageandfindanadbanneradvertisingsomethingyou’vebeenplanningtobuy,don’tbeamazedthatyourputercanreadyourmind.(2020年高考真題)52．Thepurposeofthepassageisto_________.

.A．introduceatinyfileinaputerasinglecodeB．showhowyourindividualinformationwasletoutwhenyousurftheInternetC．showhowtoprotectyourprivacyD．introduceasophisticatedsoftwarecalleda“beacon”53．AllofthefollowingstatementsareWrongexcept_________.A．Lotamesellstheprofilesaboutindividualstopaniesseekingcustomerswiththeirage,gender,location,hobbiesandnamesB．spyingonInternetusersisthefastestgrowingbusinessesontheWorldWideWebC．someofthebiggestwebsitesintheUSknowtheywereinstallingintrusivefilesonvisitors’putersD．a(chǎn)tinyfileinaputer—asinglecodeconsistingofalongseriesofnumbersandletterscanrecordusers’information54．Itcanbeinferredthat___________.A．becausethedataisusedharmlessly,InternetusersaroundtheworldwillnotfacethreatsB．whenapersonsurftheInternet,hispersonaldetailsmaybeletoutwithouthisknowledgeC．yourputercanreallyreadyourmindD．MSNandsoftwaretocapturewhatpeoplearetypingonawebsite55．Accordingtothepassage,“beacon”____________.A．isatinytextfileputonyourPCbywebsitesB．isasoftwarethatcanpackagethatdataintoprofilesaboutindividualsC．canassesstheInternetuser’slocation,ine,shoppinginterestsandevenmedicalconditionsD．isnotmoreplexthanthe“cookie”56．What’sthewriter’sattitudetothisproblem?A．Neutral B．Worried C．Optimistic D．Indifferent【答案】52．B53．D54．B55．C56．B【導語】D本文是一篇說明文。文章告訴我們當我們在宿舍或在家上網(wǎng)時，我們的個人信息包括一些隱私的活敏感的信息正在被悄悄的收集并銷售；一些公司運用一些設備如“信標”能夠即時獲取網(wǎng)絡用戶的信息；而銷售從網(wǎng)上利益收集的個人信息已經(jīng)成為一個迅速崛起的行業(yè)；雖然這些公司宣稱銷售的信息是匿名信息，但是這種技術(shù)如此強大甚至一些大的公司獨不知道被入侵。52．B推理判斷題。根據(jù)第一段的“Whenyou’resurfingtheInternetonyourlaptopfromyourdormorhome,doyouknowyourpersonaldetailsarebeinggatheredsecretly?Andwouldyoubesurprisedtoknowtheinformationmaybesoldcheaplytoadvertisersandmarketers?(當你在宿舍或家里用筆記本電腦上網(wǎng)時，你知道你的個人信息正在被秘密收集嗎？如果你知道這些信息可能被廉價出售給廣告商和營銷商，你會感到驚訝嗎？)”以及第二段的“AccordingtoaninvestigationbyTheWallStreetJournal,allittakesisatinyfileinaputer—asinglecodeconsistingofalongseriesofnumbersandletters—torecordtheputeruser’sage,gender,location,favoritemoviesandhobbies.(根據(jù)華爾街日報的一項調(diào)查，只需要電腦中的一個小文件——由一長串數(shù)字和字母組成的單一代碼——就可以記錄電腦用戶的年齡、性別、所在地、喜愛的電影和愛好。)”可知，本文主要講的是用戶的信息如何在網(wǎng)上被泄露的，因為文章的主要目的是告知用戶你的信息在你上網(wǎng)時已經(jīng)被泄露了。53．D細節(jié)理解題。根據(jù)第二段的“AccordingtoaninvestigationbyTheWallStreetJournal,allittakesisatinyfileinaputer—asinglecodeconsistingofalongseriesofnumbersandletters—torecordtheputeruser’sage,gender,location,favoritemoviesandhobbies.(根據(jù)華爾街日報的一項調(diào)查，只需要電腦中的一個小文件——由一長串數(shù)字和字母組成的單一代碼——就可以記錄電腦用戶的年齡、性別、所在地、喜愛的電影和愛好。)”可知，只需要單一的代碼就能夠記錄用戶的相關(guān)信息。54．B推理判斷題。根據(jù)第五段的“MillionsofInternetusersaroundtheworldalsofaceunprecedented(空前的)threats.Private,sensitive,personalandbusinessinformationisbeinggatheredandsoldwithouttheirknowledge.(全球數(shù)百萬互聯(lián)網(wǎng)用戶也面臨前所未有的威脅。私人、敏感、個人和商業(yè)信息在他們不知情的情況下被收集和出售。)”可知，許多用戶在上網(wǎng)時，他們的個人信息就不知不覺地被收集了。55．C細節(jié)理解題。根據(jù)第四段的“ThesebeaconsinstantlyassesstheInternetuser’slocation,ine,shoppinginterestsandevenmedicalconditions.(這些信標即時評估網(wǎng)絡用戶的位置、收入、購物興趣甚至醫(yī)療情況。)”可知，這些信標是可以評估用戶的位置、收入、購物興趣以及醫(yī)療情況等。56．B推理判斷題。根據(jù)第五段的“MillionsofInternetusersaroundtheworldalsofaceunprecedented(空前的)threats.Private,sensitive,personalandbusinessinformationisbeinggatheredandsoldwithouttheirknowledge.(全球數(shù)百萬互聯(lián)網(wǎng)用戶也面臨前所未有的威脅。私人、敏感、個人和商業(yè)信息在他們不知情的情況下被收集和出售。)”以及最后一段的“Nexttimeyouvisitawebpageandfindanadbanneradvertisingsomethingyou’vebeenplanningtobuy,don’tbeamazedthatyourputercanreadyourmind.(下次當你瀏覽網(wǎng)頁，發(fā)現(xiàn)一個廣告橫幅在宣傳你一直想買的東西時，不要驚訝于你的電腦能讀懂你的思想。)”可知，作者認為網(wǎng)絡用戶正面臨前所未有的威脅，他們的信息都不知不覺被收集了，因此可知，作者對這一問題表示很擔憂。BThingstoKnowWhenYouWriteanEmailMessageFormostofthetwentiethcentury,peoplemunicatedbytelephoneorbymail.Thisisnowchanging,andemailisbeingthepreferredmethodofmunication.It’sfasterthantraditionalmail.57Asemailisbeingpopular,hereareseveralrulesweneedtoknow.Bepoliteandfriendly.Startyourmessagewithagreeting.Ifyouarewritingtoafriend,youcanbeginwithHi,Sandra.Ifyouarewritingtoyourteacher,beginyourmessagewithDearMrAtonso.58Manypeoplejusttypetheirnames.OtherssayBye,Cheers,oruseabbreviationslikeBFN(byefornow).Lookgood.Whensomeonereceivesanemailmessagefromyou,theymightnotknowanythingaboutyou.Theywilljudgeyoufromyouremailmessage,somakeyourselflookgood.59Sometimessentencesseemclearwhenyouwritethem,butdon’tmakesensewhenyoureadthemback.60Ifyoustarttouseyouremailseveraltimesaweek,yourmessageboxwillsoonfillwithmail.Afterafewweeks,youcanhavealistof60or70messages!Itiseasytodeletethemessagesyoudon’twantanymore.Ifyourmessagesareimportant,youcansa