人教九年級unit6Bwriting3a-3c課件

R九年級上冊SectionB（3a-3b）單元同步作文指導(dǎo)Unit6Whenwasitinvented?Lead-in

Inventionsareeverywhereinourlife

Inventionsareeverywhereinourlife

InventionswehavelearnedcartelevisiontelephoneShoeswithspecialheelszipperShoeswithlightsHoticecreamscoopPotatochipsbasketballUmbrellatube（圓柱）

Itismadeof

.Itlookslikea

.Itisusedfor

keepingouttherain.

plastichouse3aThinkofsomethingthatyoudonotliketodo.Thenthinkofaninventionthatcouldhelpyou.Makenotes.?Problem:__________________________Newinvention:__________________Whatitisusedfor:______________quicklytakingnotesinclassaspecialpentakingnotesquickly..審時態(tài)人稱

一般過去一般現(xiàn)在語態(tài)被動語態(tài)主動語態(tài)itI內(nèi)容我們在推銷一件產(chǎn)品的時候，通常會從哪幾個方面去描述呢？InventionWhatistheinvention?Whatisitusedfor?Whoinventedit?Whenwasitinvented?SummarySamplewriting:

Hello,everyone!Doyouthinkyouwritetooslowlywhenyouarebusytakingnotesinclass?Ihaveakindofspecialpenstohelpyousolvetheproblem.ItwasinventedbyLiuJie.Ithasmanykindsofcolors.Itisusedforhelpingyoutakenotesquickly.What'smore,ifyouhavewritingmistakes,itcanwarnyouaboutyourmistakes.

Itcanmakeyourwritingmorebeautiful.Itcanalsotellyoutimewhenyoutakeatest.Inaword,theinventionmakesyourstudyeasier.Whatdoyouthinkofit?Ihopeyouwillhaveone.ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfortakingnotesquickly.Itisveryusefulifyouhavealottowritedown.Thepencomeswithamicrochipthatcanstorealistofcommonwordsthatyouwilluse.Youcanprogramthewordsyouwilluseoftenintothemicrochip’smemory,thenSamplewritingassign

ashortformtoeachword.Whenyouarewriting,youjustneedtowritetheshortformswiththepen,pressabuttononthepenandtheshortformswillchangeintotheactualwords.Themicrochipcancontainupto50wordsandyoucanmakechangestothelistofwordswheneveryouneedto.

計算機(jī)在我們的生活、工作中的作用越來越大，你知道計算機(jī)的起源與發(fā)展嗎？請結(jié)合計算機(jī)的發(fā)明時間(1946年）、外形、用途等方面,談一下它的發(fā)展變化，并說明你對未來計算機(jī)的暢想。要求：1.意思連貫,語句通順;詞數(shù)不少于80。

Computer_______________________________________________________________________________________________________________________________________________________________這是一篇事物介紹類的說明文，根據(jù)題目提示可考慮采用下面的模板。引出話題介紹發(fā)明暢想未來...importantinourdailylife.時間:Thecomputerwasinventedin...外形：...washuge.用途:sendsomemessages...open...Ithinkcomputersaregoingto...計算機(jī)Computer

Computersarebecomingmoreandmoreimportantinourdailylife.Doyouknowwhenthecomputerwasinvented?Thecomputerwasinventedin1946.Atthattime,itwashuge.Withthedevelopmentofscienceandtechnology,thecomputerhasgrownsmaller.Nowtherearemanykindsofcomputers,suchaspersonalcomputersandlaptops.Thecomputerisaveryusefultoolinourlife.【參考范文】Forexample,itcansendsomemessagestoforeignfriendsbye-mail.What'smore,itcanshareinformationwithothersthroughtheWorldWideWeb.Wecanalsolistentomusicorplaythegameoncomputers.Itmakesusrelax.It’shardtoimaginewhatourlifewouldbelikewithoutcomputers.Ithinkcomputerswillbemoreconvenientandtheyaregoingtochangeourlifecompletelyinthenearfuture.現(xiàn)在的科技日新月異，各種高科技產(chǎn)品成為我們生活中不可缺少的物品，如筆記本電腦（laptop）、手機(jī)（mobilephone）、MP4、數(shù)碼相機(jī)（digitalcamera）、數(shù)碼攝像機(jī)（DV）等。請以“MyFavoriteInvention”為題描述一種你最喜歡的發(fā)明，并說明理由（至少兩條）。80詞左右。Exercise

MyfavoriteinventionTherearelotsofinventionsinourlife.Oneofmyfavoriteinventionsisthemobilephone.ThefirstmobilephonewasinventedbyanAmericannamedMartinCooperin1973anditwasquitebig.Thenitwasimprovedtobesmaller.Andpeoplecancarryitanywhereeasily.Itisusednotonlyforcommunication,butalsofortakingphotos,watchingTV,playinggamesandsoon.Ilovethisinventionbecauseitisstilldevelopingquicklyandbringingsurprisestous.InthepastJimwasshortandshy,hewasevenafraidofspeakinginpublic,heoftenworesunglasseswhenhewentout,helikedjunkf