+Unit6+When+was+it+invented？+SectionB+3a-Self+Check 人教版九年级英语全册

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

atthesametimeEnrichyourlifetoday,yesterdayisowismysteryWarmingupLet’stalkaboutinventions.Doyouknowanyfantasticinventions?Sharethemwithus.Enrichyourlifetoday,yesterdayisowismysteryProblem:quicklytakingnotesinclassNewinvention:aspecialpenWhatitisusedfor:3a

Thinkofsomethingthatyoudonotliketodo.Thenthinkofaninventionthatcouldhelpyou.Makenotes.Enrichyourlifetoday,yesterdayisowismysteryWhatisyourproblem?Emm,Ihavetotakenotesquicklyinclass,butIcanfollowtheteachersmostofthetime.Exchangeyourchartwithyourpartneranddiscussit.Sowhatdoyouwanttoinvent?…Enrichyourlifetoday,yesterdayisowismysteryReviewthekeysentences.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.Enrichyourlifetoday,yesterdayisowismystery(2)Somekeywordsandexpressions.Thinkabouthowyoucanexpresstheideasinyouroutline.Listthekeywordsandexpressionsthatmaybeused.Ifyouhavedifficultiesinusingthesewordsandexpressions,youcanaskteachersandclassmatesforhelp.Therearesomeusefulexpressionsintheboxbelow.Youcanrefertotheseexpressions.While-writing(3)Askstudentstocompletethefirstdraft(1)Outlinethewriting.Getstudentstooutlinethewriting.Considerwhataspectsyouwouldliketointroduceyournewinvention.Enrichyourlifetoday,yesterdayisowismysteryPost-writing(1)Askstudentstochangetheirwritingswiththeirdeskmatesanddopeer-editing.(2)Invitesomestudentstoshowtheirwritingstotheclass.Evaluatethemindetailsandpointouttheadvantagesanddisadvantages.Enrichyourlifetoday,yesterdayisowismystery4.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.Enrichyourlifetoday,yesterdayisowismystery3bImagineyouareabusinessperson.Writeadescriptionofyournewinvention.Trytoselltheinventiontotheclass.Trytotellusthefollowinginformation:Whatisitmadeof?Whatisitusedfor?Whatdoesitlooklike?Whereorwhencanitbeused?Howmuchwillitcost?Enrichyourlifetoday,yesterdayisowismysteryThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfor___________________________________________________________________________________________________________________________________________________________________________.Writeitlikethis:3bImagineyouareabusinessperson.Writeadescriptionofyournewinvention.Trytoselltheinventiontotheclass.Enrichyourlifetoday,yesterdayisowismysterySomeinventionscanalsoleadtootherinventions______________.Sosomepeople_________whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinventorusedsomeoneelse’sideatocreatehisorherinvention.Thatiswhybooksor________usually_________morethanoneinventorwhengivinginformationaboutinventions.allofasuddendoubtwebsitesmentionEnrichyourlifetoday,yesterdayisowismysteryRewritethesesentencesusingthepassivevoice.1.Someonestolemywatch._______________________________________2.Theyusedfiveeggstomakethisbigcake._______________________________________3.Whendidtheyinventthepersonalcomputer?_______________________________________Mywatchwasstolen(bysomeone).Fiveeggswereusedtomakethisbigcake.Whenwasthepersonalcomputerinvented?Enrichyourlifetoday,yesterdayisowismystery1.Completethepassagewiththecorrectformofthewordsinthebox.inventdoubtmentionwebsiteallofasuddenItisoftendifficulttodecideontheinventorofcertaininventions.Thisisbecausesometimesafewpeoplemay______thingswhicharenearlythesame.It’shardtotellwhocameupwiththeideafirst.Someinventionscanalsoleadtootherinventions______________.Sosomepeople_________whethertheinventorcameupwiththeideahimselforherself.Theythinkthattheinventorusedsomeoneelse’sideatocreatehisorherinvention.Thatiswhybooksor________usually_________morethanoneinventorwhengivinginformationaboutinventions.

inventallofasuddendoubt

websitesmentionSelfCheckEnrichyourlifetoday,yesterdayisowismystery2.Rewritethesesentencesusingthepassivevoice.1.Someonestolemywatch.

__________________________________2.Theyusedfiveeggstomakethisbigcake._____________________________________3.Whendidtheyinventthepersonalcomputer?_________________________________Theyaskedusnottoruninthehallway.___________________________________5.Someonetookthevideobacktothestore.__________________________________________Mywatchwasstolen(bysomeone).Fiveeggswereusedtomakethisbigcake.Whenwasthepersonalcomputerinvented?Wewereaskednottoruninthehallway.Thevideowastakenbacktothestore(bysomeone).Enrichyourlifetoday,yesterdayisowismystery3.Findoutinformationaboutaninventionyouwouldliketoknowmoreaboutandwritesentencesbelow.Invention:____________________________________________When:_______________________________________________Who:________________________________________________Purpose:______________________________________________Enrichyourlifetoday,yesterdayisowismystery一、用所给单词的适当形式填空。1.They____________(invite)totakepartintheMayDaycelebrationsinBeijing.2.The___________(