Module9

GreatinventionsUnit3Languageinuse-2

Freetalk

A:Whenwas…

invented?B:Itwasinventedin...Warm-up188618581903時態(tài)主動語態(tài)被動語態(tài)一般現(xiàn)在時

一般過去時

一般將來時

情態(tài)動詞Let’sreview

do/doesam/is/are+done

didwas/were+donewill/be(am/is/are)goingtodowill/be(am/is/are)goingto+be+donecan/could/must…docan/could/must…+be+doneWarm-up1.Paper_____first_______(create)about2,000yearsagoinChina.2.Inthosedays,books______only________(produce)oneatatimebyhand.3.Printing______________(invent)inChinaduringtheSuiandTangDynasties.4.Amuchlargeramountofinformationcan____________(store)inmorevariedformsontheInternetthaninbooks.

wascreated

wasproduced

wasinvented

bestored

Warm-up5.They_________________________(putup)ontheschoolwebsite.6.______computers____________(use)morethanbooksinthefuture?7.______books_____________(replace)bytheInternet?8.Andtheycan_____________(see)ontheInternetbyotherclasses,evenpeoplelivinginothercountries.

willbeputup

WillbeusedWillbereplaced

beseenWarm-upDoyouknowwhothemaninthepictureis?Whatdoyouknowabouthim?TimBerners-LeeLookandsay

PracticeWhoisTimBerners-Lee?TimBerners-LeeActivity7FastReading

HeinventedtheWorldWideWeb.Practice7.Readthepassageandchoosethebesttitle.

a)ThehistoryoftheInternetb)TheWorldWideWedc)TheInternetandtheWebd)ThefutureoftheInternetPracticeNowcompletethechart.TheInternetwasinventedforthearmytouse.ScientistsandbusinesspeoplewantedtousetheInternettosendandreceivemessages.TheWorldWideWebwasinvented.MoreandmorepeoplestartedtousetheInternettosendvarioustypesoffiles.TheWebhashundredsofmillionsofusers.Ithaschangedthewaypeoplelive,workandplay.PracticeWhat’sinthepicture?Whatdoyouuseitfor?E-bookreader.LookandsayPracticeAroundtheworldWhataretheadvantagesanddisadvantagesofe-books?advantagesdisadvantages1.mucheasierandquicker2.writenotesinane-book3.savepapermoreexpensivePractice電子書是指將文字、圖片、聲音、影像等訊息內(nèi)容數(shù)字化的出版物和植入或下載數(shù)字化文字、圖片、聲音、影像等訊息內(nèi)容的集存儲和顯示終端于一體的手持閱讀器。代表人們所閱讀的數(shù)字化出版物，區(qū)別于以紙張為載體的傳統(tǒng)出版物。電子書通過數(shù)碼方式記錄在以光、電、磁為介質(zhì)的設(shè)備中，必須借助于設(shè)備來讀取、復(fù)制和傳輸。正如電子郵件改變了我們彼此寫信的方式一樣，電子書正在改變我們的閱讀方式。我們可以很容易地從因特網(wǎng)上下載新的電子書?，F(xiàn)在搜尋文章更容易、更快，而且我們也能在電子書上做筆記。此外，它們節(jié)約了大量的紙。但是電子閱讀器仍然比紙質(zhì)書昂貴得多，所以不是所有的人都能買得起它們。然而，隨著電子技術(shù)的飛速發(fā)展，閱讀電子書的成本將變得越來越低。許多人認為在不久的將來，電子書將會比紙質(zhì)書多。背景小知識——電子書PracticeModuletask:Discussinginventions8.Workingroups.Prepareforyourdiscussion.*Thinkofaninventionthathaschangedyourlife.*Makenotesabouttheinvention:(1)Whatisit?(2)Whyisituseful?*Researchhowtheinventionhasbeendevelopedandmakenotesaboutwhatyoufindout.Production9.Discusswithyourgroup.*Tellyourgroupabouttheinvention.Askthemfortheirideas.*Makenotesaboutyourdiscussions.10.Presentyourfindingstotheclass.Moduletask:DiscussinginventionsProduction1.Teenagers_____________(allow)tosmoke.2.Theearthisourhome.Itmust________________(protect)well.3.Theroomwas___________(fillwith)smoke.4.Thesemagazinescan_________________(takeoutof)thereadingroom.aren’tallowedbeprotected

filledwith

notbetakenoutofExercise時態(tài)被動語態(tài)一般現(xiàn)在時

一般過去時

一般將來時

情態(tài)動詞Summaryam/is/are+donewas/were+donewill/be(am/is/are)goi