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ID:53871358
大小:1.69 MB
页数:16页
时间:2020-04-27
《人教版九年级上册英语unit9+SectionA+PPT课件.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit9Whenwasitinvented?SectionATalkaboutthehistoryofinventions.Thepassivevoice.GrammarFocus:LanguageGoals:invent[in'vent]v.发明,创造calculator['kælkjuleitə]n.计算器beusedfor用来做……scoop[sku:p]v.用勺舀n.勺子,长柄勺adjustable[ə'dʒʌstəbəl]adj.可调整的heel[hi:l]n.(鞋袜等的)后跟battery['bætərɪ]n.电池operate['ɔpəreit]v.
2、操作,作业battery-operate电池供电的slipper['slipə]n.拖鞋heat[hi:t]v.加热,是变热NewwodslightbulbsinventionEdisoninventorEdisoninventedthelightbulb.ThelightbulbwasinventedbyEdison.KarlBenzinventedthecar.______wasinventedby_______.ThecarKarlBenzBellinventedthetelephone.___________wasinventedby___.Thetelep
3、honeBellKarlBenzBellEdison.Whowas______inventedby?Itwasinventedby_________.thecarKarlBenzpairwork1bListenandmatchtheinventionswiththedates.abedc18761885192719711976dabeccalculatorPAIRWORKWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.1c1885197619711927Whatis/are…usedfor?It’s/The
4、y’re…usedfor…某物被用来做什么….Let’sdiscussWhatarethecomputersusedfor?Thecomputersareuesdfor…….(beusedfor+v-ing被用于……)playgamessearchinformationreadstorieschatwithfriendstingingingingA:Whatistheusedfor?B:Ithinkitisusedfor_______________.talkingwithpeoplecarcomputercalculatorlightbulbscountingbr
5、inginglightinsteadingofwalkingstudyingPAIRWORK1.Amyused________glass.A.wearB.towearC.towearingD.usetobe2.Theknifeisused______fruits.A.tocuttingB.forcuttingC.cut3.Iused_____late,butnowI_________early.A.togettingup;amusedtogettingupB.togetup;amusedtogetupC.togetup;amusedtogettingup4.They
6、’reusedforseeinginthedark.(改为同义句)They’reused_________inthedark.BBCtoseeusedtodo过去常常做某事,只用于过去时态beusedtodoing习惯做某事,用于一般现在时和过去时beusedfordoing/todo被用于做某事,表示被动语态camera1839Daguerre达盖尔planeTheWrightBrothers莱特兄弟1903WritingtakephotosForexampleA:Whenwas_____invented?B:The_______wasinventedin____
7、__.A:Whowas____inventedby?B:Itwasinventedby______.IthinkItisveryuseful.Itwasusedfor_____.carrypeopletosomeplace造纸术paper-making印刷术printing火药gunpowderHOMEWORKthefourgreatinventionsofancientChinainventiontimeinventorbeusedfor指南针thecompassGoodBye!
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