九年级英语Unit-9-When-was-it-inventedsectionA教学课件-人教新目标版

Unit9

Whenwasitinvented?SectionALet'sreviewthenewwords发明

→n.v.inventorinventioncalculatorn.计算器scoopn./v.勺子，用勺子舀adjustableheels可调整的鞋跟batteryn.电池pl.batteriesoperatev.操作，手术→n.operationslippern.拖鞋heatv.加热lightbulb

microwaveoven

The________________many_________allhislife.inventorinventedinventionsinvent电灯泡微波炉What’sthis?Whenwasthecarinvented?Itwasinventedin1885

.ItwasinventedbyHenryFord.Whowas

itinvented

by?acar1885What'sthis?Whenwas

itinvented?Whowas

itinvented

by?Telephone1876Bellcalculator1971Pascal['pæskəl]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.可调鞋跟的鞋电池操作的拖鞋加热的冰激凌勺子舀很冷得冰激凌改变鞋的样式钢笔用来写字的。

电话是谁发明的?它是由Bell发明的。计算机是什么时候发明的？它是1976年发明的。微波炉是做什么用的?它是用来加热食物的。你认为最有用的发明是什么？我认为最有用的发明是电灯泡。它能够每天给人们更多的时间工作和玩。Crazyinventionsu