九年級(jí)英語(yǔ)Unit-9-When-was-it-inventedsectionA教學(xué)課件-人教新目標(biāo)版

Unit9

Whenwasitinvented?SectionALet'sreviewthenewwords發(fā)明

→n.v.inventorinventioncalculatorn.計(jì)算器scoopn./v.勺子，用勺子舀adjustableheels可調(diào)整的鞋跟batteryn.電池pl.batteriesoperatev.操作，手術(shù)→n.operationslippern.拖鞋heatv.加熱lightbulb

microwaveoven

The________________many_________allhislife.inventorinventedinventionsinvent電燈泡微波爐What’sthis?Whenwasthecarinvented?Itwasinventedin1885

.ItwasinventedbyHenryFord.Whowas

itinvented

by?acar1885What'sthis?Whenwas

itinvented?Whowas

itinvented

by?Telephone1876Bellcalculator1971Pascal['p?sk?l]computerTV19761927EdwardRoberts

BairdWhat'sthis?Whenwas

itinvented?Whowas

itinvented

by?Whatarethey?battery-operatedslippersWhataretheyusedfor?seeinginthedarkWhoweretheyinventedby?JulieThompsonWhatarethey?ShoeswithadjustableheelsWhataretheyusedfor?ChangingthestyleoftheshoesWhoweretheyinventedby?JayceCoziarandJamieEllsworthWhatisthis?heatedicecreamscoopWhatisitusedfor?scoopingreallycoldicecreamWhowasitinventedby?ChelseaLanmonListenandnumbertheinventionsintheorderyouhearthem.1232a2b.Listenagainandmatchtheitemsincolumns.InventionWhowasit/weretheyinventedbyWhatisit/aretheyusedfor?shoeswithadjustableheelsChelseaLanmonscoopingreallycoldicecreambattery-operatedsneakersJayceCoziarandJamieEllsworthseeinginthedarkheatedicecreamscoopJulieThompsonchangingthestyleoftheshoesmicrowaveoven

alarmclocklightbulb

Hateitorlikeit?andwhy?Whatdoyouthinkisthemosthelpful/annoyinginvention?NameHelpfulinventionsWhyAnnoyinginventionswhyPracticeconversationslikethisA:Whatdoyouthinkisthemosthelpful/annoyinginvention?B:Ithinkthemosthelpfulinventionis…A:Whyisthat?B:Well,itgives/helpspeople…

Idon'tlikethealarmclock.Ithinkit’sanannoyinginvention.BecauseitwakesmeupwhenI’msleeping.Ilikethecomputer.Ithinkit'sthemosthelpfulinvention.BecauseithelpsmesearchtheinformationthatIneed.Reportlikethis:Whatdoyouthinkisthemosthelpful/annoyinginvention?NameHelpfulinventionsWhyAnnoyinginventionswhy

Idon'tlikethealarmclock.Ithinkit’sanannoyinginvention.BecauseitwakesmeupwhenI’msleeping.Ilikethecomputer.Ithinkit'sthemosthelpfulinvention.BecauseithelpsmesearchtheinformationthatIneed.可調(diào)鞋跟的鞋電池操作的拖鞋加熱的冰激凌勺子舀很冷得冰激凌改變鞋的樣式鋼筆用來(lái)寫字的。

電話是誰(shuí)發(fā)明的?它是由Bell發(fā)明的。計(jì)算機(jī)是什么時(shí)候發(fā)明的？它是1976年發(fā)明的。微波爐是做什么用的?它是用來(lái)加熱食物的。你認(rèn)為最有用的發(fā)明是什么？我認(rèn)為最有用的發(fā)明是電燈泡。它能夠每天給人們更多的時(shí)間工作和玩。Crazyinventionsu