初中英語人教版九年級(jí)上冊(cè)Unit 6 Section B 3a-Self Check

SectionB3a-SelfCheckTosummarizethepassivevoiceofthepasttense.Tothinkaboutyourproblemandthinkofthenew

inventiontosolveyourproblem.Towriteapassagetodescribeyourinvention.Objectives一般過去時(shí)被動(dòng)語態(tài)一般過去時(shí)的被動(dòng)語態(tài)表示過去某一時(shí)刻發(fā)生的被動(dòng)性動(dòng)作,其基本結(jié)構(gòu)為：

主語+was/were+過去分詞+by...?Theteacherwasvisitedbythemtwoyearsago.他們兩年前看過這位老師。Revision主動(dòng)變被動(dòng)解題步驟:1.找賓語——即動(dòng)作的承受者2.判斷賓語的單復(fù)數(shù)——即be動(dòng)詞的單復(fù)數(shù)3.判斷動(dòng)詞的時(shí)態(tài)——即be動(dòng)詞的時(shí)態(tài)4.修改謂語的時(shí)態(tài)——即原句動(dòng)詞改為過去分詞5.修改原句的主語——即by

+主語/賓語be要隨著主語變

邏輯主語by來引?1.Tombrokethewindow.

ThewindowwasbrokenbyTom.?2.

Hebrokethewindows.

Thewindowswerebrokenbyhim.

Warmingup

Inventionsareeverywhereinourlife.3a

Thinkofsomethingthatyoudonotliketodo.Thenthinkofaninventionthatcouldhelpyou.Makenotes.?Problem:__________________________Newinvention:__________________Whatitisusedfor:__________________quicklytakingnotesinclassaspecialpentakingnotesquickly3bImagineyouareabusinessperson.Writeadescriptionofyournewinvention.Trytoselltheinventiontotheclass.ThisspecialpenwasinventedbyLiuJie.

Ithasthreecolorsandisusedfor…ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfortakingnotesquickly.Itisveryusefulifyouhavealottowritedown.Thepencomeswithamicrochipthatcanstorealistofcommonwordsthatyouwilluse.Youcanprogramthewordsyouwilluseoftenintothemicrochip’sSamplewritingmemory,thenassignashortformtoeachword.Whenyouarewriting,youjustneedtowritetheshortformswiththepen,pressabuttononthepenandtheshortformswillchangeintotheactualwords.Themicrochipcancontainupto50wordsandyoucanmakechangestothelistofwordswheneveryouneedto.Asyoupourinyourhotdrink,thecolorchanges.ColorchangingcupSmartandcreativeinventionsYoucanneverchopyourfingersoffanymore.SmartandcreativeinventionsIt’sthensafeforyoungchildrentoeatthem.switchplug(斷路插頭)2012年，富超穎(中國)scootercarriage(滑板嬰兒車)2007年，ValentinVodev(奧地利)

計(jì)算機(jī)在我們的生活、工作中的作用越來越大，你知道計(jì)算機(jī)的起源與發(fā)展嗎？請(qǐng)結(jié)合計(jì)算機(jī)的發(fā)明時(shí)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(duì)未來計(jì)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。計(jì)算機(jī)引出話題介紹發(fā)明暢想未來...importantinourdailylife.時(shí)間:Thecomputerwasinventedin...外形：...washuge.用途:sendsomemessages...open...Ithinkcomputersaregoingto...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.Selfcheck1Completethepassagewiththecorrectformofthewordsinthebox.inventdoubtmentionwebsiteallofasuddenItisoftendifficulttodecideontheinventorofcertaininventions.Thisisbecausesometimesafewpeoplemay______thingswhicharenearlythesame.It’shardtotellwhocameupwiththeideafirst.inventSomeinventionscanalsoleadtootherinventions______________.Sosomepeople_________whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinventorusedsomeoneelse’sideatocreatehisorherinvention.Thatiswhybooksor________usually_________morethanoneinventorwhengivinginformationaboutinventions.doubt

websitesmentionallofasudden2Rewritethesesentencesusingthepassivevoice.1.Someonestolemywatch.2.Theyusedfiveeggstomakethisbigcake.3.Whendidtheyinventthepersonalcomputer?4.Theyaskedusnottoruninthehallway.5.Someonetookthevideobacktothestore.Checkanswers1.Someonestolemywatch.2.Theyusedfiveeggstomakethisbigcake.3.Whendidtheyinventthepersonalcomputer?4.Theyaskedusnottoruninthehallway.5.Someonetookthevideobacktothestore.Mywatchwasstolen(bysomeone).Fiveeggswereusedtomakethisbigcake.Whenwasthepersonalcomputerinvented?Wewereaskednottoruninthehallway.Thevideowastakenbacktothestore(bysomeone).3Findoutinformationaboutaninventionyouwouldliketoknowmoreaboutandwritesentencesbelow.Invention:When:Who:Purpose:Ⅰ.填空。Thefirstpaper__________(make)inChinain105AD.Forover500yearstheartofmakingpaper__________(limit)toChina.In610,papermaking______________(introduce)intoJapan.Kites___________(know)inChinaabout3,000yearsago.wasmadewaslimitedwasintroducedwereknownExercises5.Wheelbarrows____________(invent)intheHanDynasty.6.Gunpowder_______________(discover)bytheChinesehundredsofyearsago.7.Soccer_____________(develop)inEnglandinthe12thcentury.wereinvented

wasdiscovered

wasdeveloped

Ⅱ.按要求改寫下列各句。1.Weplantedthesetreesin1997.(改成被動(dòng)語態(tài))____________________________________2.Hemadeacakeyesterday.(改成被動(dòng)語態(tài))____________________________________Thesetreeswereplanted(byus)in1997.Acakewasmadebyhimyesterday.3.Theteachergavethestudentssomeadvice.(改成被動(dòng)語態(tài))______________________________________________4.Hewasseentoreadabookinhisroom.(用I作主語,改為主動(dòng)語態(tài))______________________________________________5.Shewashelpedbyallthepeople.(改成一般疑問句)_________________________________________Someadvicewasgiventothestudentsbytheteacher.Isawhimreadabookinhisroom.Wasshehelpedbyallthepeople?Ⅲ.完成句子。1.在200多個(gè)國家中，超過一億人打(籃球)，包括中國。_____________by_____________100millionpeopleinover200countriesincludingChina.2.籃球是由加拿大一位叫詹姆斯·奈史密斯的博士發(fā)明的。Basketball___________________aCanadiandoctornamedJamesNaismith.Itisplayedmorethanwasinventedby3.人們認(rèn)為，歷史上的首次籃球賽是在1891年12月21日舉行的。_______________thatonDecember21st,1891,thefirstbasketballgameinhistorywasplayed.4.從那時(shí)起，籃球在世界各地的普及程度得到提升。Sincethen,thepopularity