广东省珠海九中九年级英语全册Unit9Whenwasitinvented人教新目标版

广东省珠海九中九年级英语全册Unit9Whenwasitinvented人教新目标版第1页/共45页Whatisinvention?

Aninventionisanewthingthatsomeonehasmade.第2页/共45页Whenwasitinvented?189619391709第3页/共45页英语中的动词有两种语态：主动语态(TheActiveVoice)和被动语态(ThePassiveVoice)。主动语态中，主语是谓语动作的执行者，被动语态中，主语是谓语动作的承受者。被动语态的构成：be+及物动词的过去分词被动语态(ThePassiveVoice)第4页/共45页一般现在时态的被动语态：am/is/are+p.p一般过去时态的被动语态：was/were+p.p一般将来时态的被动语态：willbe+p.p现在完成时态的被动语态：have/hasbeen+p.p现在进行时态的被动语态：am/is/arebeing+p.p过去完成时态的被动语态：hadbeen+p.p含有情态动词的被动语态：can/may/must…be+p.p被动语态(ThePassiveVoice)第5页/共45页主动句变被动句的方式：主动句：主语

+及物动词谓语

+宾语被动句：主语

+be+过去分词+by宾语Ourteacher

loves

herstudents.Herstudents

areloved

byourteacher.被动语态(ThePassiveVoice)第6页/共45页请把下列主动句变为被动句。Theyproducedthatkindofcar.Theworkersbuiltabridgeovertheriver.Mothertellsmeastoryeveryday.Thatkindofcarwasproducedbythem.Abridgewasbuiltbytheworkersovertheriver.IamtoldastorybyMothereveryday.第7页/共45页Whatorderdoyouthinktheywereinvented?Numberthem[1—5]12345第8页/共45页Listenandmatchtheinventionswiththedates.abce第9页/共45页Whenwasthetelephone?Ithinkitwasinventedin1876.第10页/共45页Listenandnumbertheinventionsintheorderyouhearthem.123第11页/共45页ListenagainandmatchtheitemsincolumnsA,BandC.第12页/共45页

beusedfor被动语态,“被用来做……”。介词

for表目的用途,可接名词或动名词形式。e.g.

Thewoolensweaterisusedforkeepingwarm.毛衣是用来保暖的。Explanation:第13页/共45页car/1885/HenryFord/travelfastfridge/1862/Harrison/keepfoodfreshwashingmachine/1858/Smith/washclothes第14页/共45页第15页/共45页第16页/共45页Explanation:1.annoyingadj.讨厌的,恼人的(往往指事物)e.g.Howannoyingitis!真讨厌。

annoyedadj.生气的,恼怒的(往往指人)e.g.Myfatherisannoyedwithme.

爸爸在生我气。第17页/共45页Explanation:2.helpfuladj.有帮助的,有益的e.g.Mr.Whiteisaveryhelpfulman.构词法：n+ful→adj再如:use+ful→usefulthank+ful→thankfulbeauty+ful→beautifulcare+ful→careful第18页/共45页microwaveoven

alarmclocklightbulb

第19页/共45页Discuss:第20页/共45页

Ithinkthemosthelpfulinventionis…

I’dliketohavea…becauseIcould…

It’susedfor…

Ialsowanta…becauseit…

第21页/共45页Exercises:句型转换

1.Shewasseentocomeoutofthelibrarybyhim.（变为主动语态）

He________________outofthelibrary.2.Whenaretreesoftenplanted.（变为主动语态）

When____peopleoften_____

______?3.TheLeaguewasfoundedinGuangzhouin1922.（就画线部分提问）

______

_____

______

______theLeague

_______?sawhercomeplanttreedoWhenandwherewasfounded第22页/共45页Exercises:句型转换

4.Didthestudentsweartheschoolclothesalot?（变为被动语态）

______theschoolclothes______alot?5.Katetookgoodcareofthebabyyesterdayevening.（变为被动语态）

Thebaby______

______goodcareof

______Kateyesterdayevening.wastakenbyWereworn第23页/共45页sour,sweetlemonicecreamsweet第24页/共45页sweetteapotatochipscrispy,salty第25页/共45页Listenandcircle“T”or“F”.第26页/共45页1bListenandcompletethesentences.A:I’dliketo_______outside.B:Youcouldhelpclean______thecityparks.2.A:I’dliketo______homelesspeople.B:Youcouldgive_______foodatthefoodbank.3.A:I’dliketocheer______sickkids.B:Youcould______theminthehospital.4.A:I’dliketohelpkids_______theirschoolwork.B:Youcould_______inanafter-schoolstudyprogram.upworkhelpoutupvisitwithvolunteer第27页/共45页Explanation:Mistake作名词“错误，误会”。也可以作动词“弄错，犯错”。常见形式：makeamistake

出错e.g.Youhavemadeamistakehere.

你这儿犯了一个错误。mistake…for…

错把……当作……Theymistookhimforhisbrother.

他们错把他认作他的兄弟。bymistake

错误地

e.g.Theysentthelettertomebymistake.

他们误把那封信送到了我这儿。第28页/共45页Answer:根据答案写问题。1.Q:_______________________Thestovewasinventedin1896.2.Q:_____________________TheWrightbrothersinventedtheairplane.3.Q:______________________________Thewashingmachineisusedforwashingforwashingclothes.4.Q:___________________________________ThewashingmachinewasinventedbyFisher.5.Q:___________________________Thehelicopterwasinventedin1939.Whenwasthestoveinvented?Whoinventedtheairplane?Whatisthewashingmachineusedfor?Whowasthewashingmachineinventedby?Whenwasthehelicopterinvented?第29页/共45页第30页/共45页第31页/共45页Readandanswer:1.Whatisthearticleabout?2.Whenwasitinvented?3.Whowasitinventedby?4.Howwasitinvented?Thearticleisabouttheinventionoftea.

Itwasinventedoverthreethousandyearsago.ItwasinventedbytheChineseemperor,ShenNong.Itwasinventedbyaccident.第32页/共45页1.byaccident偶然地，碰巧

与bychance同义。e.g.X-raysfirstdiscoveredbyaGermanscientist,WilliamKonradRontgen,in1895,almostbyaccident.X射线是1895德国科学家威廉、康拉德，伦琴几乎是在碰巧的情况下首先发现的。2.accordingto“根据……”是一介词短语e.g.Accordingtothepapers,therewasabigfireinLondon.

据报道，伦敦发生了火灾。Explanation:

第33页/共45页3.not…until“直到……才……”

用于not…until结构中的主句谓语多为短暂性动词。e.g.Wedidn’tfinishtheworkuntilyesterdayevening.

我们昨天晚上才做完这项工作。注：until的主句中也可以用延续性动词，此时

until不与not连用，表示“直到……为止”。e.g.Iwillwaituntilhereturns.

我将等到他回来。第34页/共45页3bReadandanswer:1.Whoinventedflyingdisks?2.Whenweretheyinvented?3.Whatdidthecollegestudentsuseforflyingdisks?4.Wherewerethemetalpieplatesfrom?5.Howweretheflyingdisksinvented?Collegestudentsinventedflyingdisks.Theywereinventedin1950s.Theyusemetalpieplatesforflyingdisks.TheywerefromabakeryBridgeport,Connecticut.Thecollegestudentsatepiesandthenthrewpieplates.第35页/共45页Writing:ProblemwritingtestsNewinventionapenthatlistensandwritesUselistenandwriteinsteadofyouPrice100yuaneach第36页/共45页Fillintheblanks:sweetsaltysourcrispy第37页/共45页动词填空：

TheTV__________(invent)around1927.Theyareusedfor_______(see)inthepark.Thiskite_________(make)byUncleWang.Tea___________(discover)alongtimeago.Ourclassroom_________________(shouldclean)everyday.wasinventedseeingwasmadewasdiscoveredshouldbecleaned第38页/共45页根据汉语完成句子：

______________thecomputer________(什么时候发明的)？2.________wasthecar_______________(谁发明的)？3.Apen_________________(用来做)writing.4.Whatdoyouthinkis________________________(最有帮助的发明)？5.Hesaidthefishwas______

_______(足够咸).WhenwasisusedforinventionthemostsaltyenoughWhoinventedbyinventedhelpful第39页/共45页第40页/共45页第41页/共45页找出下列短语1.周游中国＿＿＿＿＿2.一个叫JamesNaismith的加拿大医生＿＿＿＿＿＿＿3.在室内玩＿＿＿＿＿＿4.在长长的冬天期间＿＿＿＿＿＿＿＿5.在坚硬