全国优质课一等奖人教新目标九年级英语全一册《Unit6 SectionB 3a-self-check》课件

Unit6

Whenwasitinvented?SectionB(3a-self-check)3ReviewthekeywordsandexpressionsinUnit6;2Putwhatwehavelearnedintowritingpractice;Learningaims1Beawareofthatpeopleinventthingsbecauseoflivingproblems.Soinventionsmakeourlifeeasier.ReviewReviewthekeyphrases.1.用......驱动

runon2.......的款式 thestyleof

3.在我们日常生活中

inourdailylives4.有道理

haveapoint5.掉入；落入

fallinto6.被用来做某事

beusedtodosth.=beusedfordoingsth.7.发生；出现

takeplace8.毫无疑问；的确

withoutdoubt9.以低价

atalowprice10.把......翻译成...... o...11.突然；猛地

allofsudden12.错误地；无意中 bymistake13.超过；多于

morethan14.历史上

inhistory15.把......分开

o16.同时

atthesametime17.阻止某人做某事

stop/keep/preventsb.from(doing)sth.18.......的流行；普及

thepopularityof19.梦想做某事

dreamofdoingsth.20.不但......而且...... notonly...butalso...13.......的数量

thenumberof14.钦佩；仰慕

lookupto15.鼓励某人做某事

encouragesb.todosth.16.导致

leadtoReviewthekeysentences.1.它是什么时候被发明的？Whenwasitinvented?2.看来你说的确实有点道理。Youdoseemtohaveapoint.3.据说有一位叫作神农的中国统治者最早发现了茶可以饮用。ItissaidthataChineserulercalledShenNongwasthefirsttodiscoverteaasadrink.4.你知道薯片是如何被发明的吗？Doyouknowhowpotatochipswereinvented?5.篮球是一种备受喜爱、充满活力的运动，作为娱乐和运动方式，它被很多人喜欢。Basketballisamuch-lovedandactivesportthatisenjoyedbymanyforfunandexercise.6.如今，许多年轻人都梦想成为著名的篮球运动员，篮球在世界各地也越来越普及。Today,thepopularityofbasketballhasrisenaroundtheworld,withmanyyoungpeopledreamingofbecomingfamousplayers.Practice用方框中所给单词的适当形式或根据句意填空。1.Momiscookingchickensoup.It_________(smell)sogood.2.She_______(lock)thedoorandwentaway.3.-Peter,whatareyoudoing?-Oh,I’mwritingareportabout_________(nation)treasures.4.Thefiremenwhoputouttheforestfiresbravelyarethemodern__________(hero).5.Manyteenagerslookup_____thescientistslikeYuanLongpingandhopetobelikehim.6.Ican’tfindmybag.Maybesomeonetookit_____mistake.smellslockednationalheroestobyItisoftendifficulttodecideontheinventorofcertaininventions.Thisisbecausesometimesafewpeoplemay______thingswhichare_______thesame.It’shardtotellwhocameupwiththeideafirst.Someinventionscaninvent,doubt,mention,nearly,website,allofasudden1.Completethepassagewiththecorrectformsofthewordsinthebox.inventnearly引导定语从句PracticeItis+adj.todosth.做某事是......决定；选定发明者某个；某些这是因为adv.几乎Itis+adj.todosth.做某事是......引导宾语从句提出；想出alsoleadtootherinventions_____________.Sosomepeople_____whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinventorusedsomeoneelse’sideatocreatehisorherinvention.Thatiswhybooksor_______usually_______morethanoneinventorwhengivinginformationaboutinventions.allofasuddendoubtwebsitesmention“是否”引导宾从引起;导致突然；猛地提出；想出引导宾从usesth.todosth.用某物做某事Thatiswhy那就是为什么多于；超过引导时间状语从句，省略了theyare1.Someonestolemywatch. _________________________________2.Theyusedfiveeggstomakethisbigcake. _______________________________________3.Whendidtheyinventthepersonal computer? _______________________________________4.Theyaskedusnottoruninthehallway.____________________________________________5.Someonetookthevideobacktothestore._____________________________________________

Mywatchwasstolen(bysomeone).Whenwasthepersonalcomputerinvented?Fiveeggswereusedtomakethisbigcake.2.Rewritethesesentencesusingthepassivevoice.Thevideowastakenbacktothestore(bysomeone).Wewereaskednottoruninthehallway(bythem).Invention:_________________________When:_________________________Who:_________________________Purpose:_________________________in2021umbrellawithalightLiMeng3.Findoutinformationaboutaninventionyouwouldliketoknowmoreaboutandwritesentencesbelow.seeingintheraininthedarkTheumbrellawithalightwasinventedbyLiMengin2021.Itisusedforseeingintheraininthedark.Writing3aThinkofsomethingthatyoudonotliketodo.Thenthinkofaninventionthatcouldhelpyou.Makenotes.Problem:________________________Newinvention:____________________Whatitisusedfor:_________________Price:_________________aspecialpenquicklytakingnotesinclasstakingnotesinclass$30A:ThisspecialpenwasinventedbyZhengJie.IthasthreecolorsanditisusedforlearningEnglish.B:Howisitspecial?A:Whentheredcoloristurnedon,thepenreadsoutEnglishasitismovedalongtheline.B:Whenabouttheblackcolor?A:Whentheblackcoloristurnedon,thepenfindsoutthestructureofthesentencesasitismovedalongtheline.B:Whenabouttheyellowcolor?A:Whentheyellowcoloristurnedon,thepenshowstheformationandmeaningofthewordasitismovedalongtheline.B:Wonderful!WherecanIgetone?A:Iamtheshopownersellingthiskindofpen.Talkaboutit!turnon打开当......时候ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfor….3bImagineyouareabusinessperson.Writeadescriptionofyournewinvention.Trytoselltheinventiontotheclass.

Onepossibleversion:ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfortakingnotesquicklyinclass.Itwasinventedin2012.Itismadeofplasticandsteel.Itcanrememberwhattheteachersaid.Itcanalsohelpwritedownthemainpoints.Ithinkit’sausefulinvention.Youcangetoneforonly$30.

Problem:

weoftengethurtbythehotwaterinthecup.Newinvention:Acupthatcantellyouthetemperatureofthewater.Use:

Itcanshowthetemperatureofthewater.Price:

$50Onepossibleversion:Sometimeswemaygethurtbythehotwaterinthecup,soweinventedthisnewkindofcup.Thecupcanshowthetemperatureofthewater.Itcanhelpyouavoidgettinghurt.It’saveryusefulinvention.Youcangetoneforonly$50.Practice假如你就读于一所国际学校，你酷爱发明，在你们学校的科技周活动中你想向同学们“推销”你的一项新发明。请根据提示准备一篇英文发言稿。要点：1.物品名称及发明时间；2.功能及工作原理；3.价格。要求：1.文中不要出现所在学校的校名和师生姓名；2.词数100左右。

【思路点拨】1.体裁：2.时态：3.人称：4.篇章布局：Para.1Para.2Para.3应用文第三人称单数为主引出话题介绍新发明的名称、用途、操作方法及价格推荐购买I’dliketointroducemynewinventiontoyou.It’sa/an... It’susedfor...The...iscontrolledby...First...Then...It’s...yuan一般现在时I’dliketointroducemynewinventiontoyou.Itisanalarmonyourglasses.Itwasinventedthreemonthsago.It’susedforfindingyourglassesinyourhomeoratschool.Thealarmiscontrolledbyaremotecontrol（遥控）withabuttononit.First,pressthebutton,andthealarmwillmakeasound.Then,followthesoundtolookforyourglasses.Youmustwanttoknowhowmuchitis.It’s20yuan.It’scheapandgood.Youcanaffordone.Don’tyouhateitwhenyoucan’tfindyourglasses?Ifso,pleasecometomeandbuyone.

Onepossibleversion: