九年级英语When-was-it-invented课件7

WorldExpoMuseumUnit9Whenwasitinvented?Period1RulesinthemuseumWearenotallowedto...Weareallowedto…takephotosthrowawayrubbisheverywherespeakaloudtouch(触摸)smoke…takenotesgosightseeing…microwaveovencalculatorGreat

Inventionspersonalcomputer[kælkjuleitə][bʌlb]

lightbulb[maikrəweiv][ʌvən]Edisoninventedthelightbulb.___________wasinventedby_________.ThelightbulbEdisonWhoinventedthelightbulb？Who

was

thelightbulb

invented

by

？LookandSayEdison

wasinventedby.Thetelephone_______________BellWho

was

thetelephone

invented

by

？LookandSayBellIt

Percy['pə:si].wasinventedbyWho

____

themicrowaveoven

___________

？LookandSaywasinventedbyKarlBenzEdisonBellPercy['pə:si]WrightbrothersfisherinventorsinventionsmicrowaveovenplanewashingmachinelightbulbcartelephoneMatchandSay--Whowas________invented

by?--Itwas

invented

by…Guessing--Whenwasitinvented?--Itwas

invented

in…19____447Guessing188518701890--Whenwasthecar

invented?--Itwasinventedin…1879Ithinkthecarwasinvented_____thelightbulb.before/afterafter1bListenandmatchtheinventionswiththedates.18761885192719711976dabecadbec--Whenwas

the(car)

invented?--Itwasinvented

in…Guessing--Whatisitusedfor?--Itisusedfor…eatingeattellingthedatetellthedateInterestingInventionseatingeat

tellingthedatetellthedateGuessing--Whatisitusedfor?--Itisusedfor…holdingwaterseeinginthedarkscooping

holdingwaterseeinginthedarkscooping

Guessing--Whatisitusedfor?--Itisusedfor…drawinglines.--Whatisitusedfor?--Itisusedfor…calling.Discuss--Whatisthepanusedfor?--Itisusedfor…Itwasinvented

byPercy.Itwasinvented

in1947.Itisused

forcookingandheating.[hi:t]Ithinkit’sausefulinvention.ReadandguessWhatinventionisit?A:Whowasitinvented

by?B:Itwasinvented

byCleve.A:Whenwasitinvented?B:Itwasinvented

in1971.A:Whatisitused

for?B:Itisused

forcounting.Ithinkit’sahelpfulinvention.Whatinventionisit?ReadandguessA:Whowasitinventedby?B:ItwasinventedbyJohn.A:Whenwasitinvented?B:Itwasinventedin1976.A:Whatisitusedfor?B:Itisusedforsearchingtheinformation.Ithinkit’sawonderfulinvention.Whatinventionisit?Readandguess_________________________________________________it______________it_____________it____A:Whowasitinventedby?B:ItwasinventedbyCaiLun.A:Whenwasitinvented?B:ItwasinventedinHanDynasty(汉朝).A:Whatisitusedfor?B:Itisusedformakingpapers.Ithinkit’sagreatinventionofChina.Whatinventionisit?Readandguess_________________________________________________________it__________________it____________it________papermakingChineseinventionspapermakinggunpowder['gʌnpaʊdə(r)]printing['printiŋ]

compass['kʌmpəs]

Tellthehistoryofsomeinventionsyouknowwithyourpartnerandmakeyourownconversations.A:Look,what’sthis?B:…A:Whowasitinventedby?B:Itwasinventedby_____(name).A:Whenwasitinvented

B:Itwasinventedin______(year).A:Whatisitusedfor?B:Itisusedfor_______.Ithinkit’sa/an_______invention._______________________________________it______________it_________?___it_____WrightBrothers1903Baird1927PrintingBiSheng/SongDynasty(宋朝)Bell1876．．．Let'smakeasummary!1.ThenamesofusefulinventionsSuchas:calculator,microwaveoven,lightbulb…SomeusefulexpressionsWhenwasitinvented?Whowasitinventedby?Whatisitusedfor?3.Grammar:thePassiveVoice：被动语态be+done(动词过去分词)Homework:Finishlistening2aand2bonpage69PolishyourconversationFindoutmoreinterestingandcreativeinventions.

请把下列的主动句变为被动句（注意时态的一致）1.Jackwaterstheflowerseveryday.TheflowersarewateredbyJackeveryday.

2.Marysenttwoe-mailsyesterday.Twoe-mailsweresentbyMaryyesterday.3.Theyshouldwearuniformsatschool.Uniformsshouldbewornbythematschool.4.Iinventedanewpen.

Anewpenwasinventedbyme.5.Hedidn’tseethefilmlastnight.Thefilmwasn’tseenbyhimlastnight.ExerciseCompletethedialogueA:Look!Thislookssointeresting!B:Ah,it’sagreatinventionofChina.A:Really?When______it_________?B:Ithinkit_______________inHanDynasty.(汉朝)A:Who____it_________by?B:It_____________byZhangHeng.A:What_____it_______for?B:Guess!A:____it________forholdingwater?B:No.It____________fortestingearthquake.A:Wow!It’sreallyamazing!wasinventedwasinventedisusedusedIsisusedinventedwasinventedwasCaiLuninventedthepapermaking.

=ThepapermakingCailun.wasinventedbyWhowasthepapermakinginvented

by?ItBiSheng.

wasinventedbyTheyChinesepeople.

wereinventedby；/paoniumiji/泡妞秘籍veg67whv不是冲我来的，但假如自己误闯这杀气范围内，自己肯定会被波及到而丢掉性命吧。但是路还是要走下去的，总不可能因为有杀气而就待在原地等死吧，没被杀气杀死就饿死在这里了。没办法，还是硬着头皮上前去看个究竟吧，当然是偷偷摸摸地去看。就这样，我朝着杀气传来的方向越走越近，蓦地一股强光射了过来，吓得我赶紧躲在了一棵大树后面。待我定了定神之后，才敢慢慢的探出我的小脑袋来，去看个究竟。就这么一看，我和我的小伙伴们都惊呆了。只见一人在那里舞剑，那剑的横面把偶尔透进来的阳光反射了出去，黑黑的周遭环境时不时地被这强光照亮，但又很快消失了，就好像酒吧的那颗灯球一样，真是有够炫的。更炫的还不是这个，而是那家伙的武艺。虽说我不是太能看懂他耍得好还是不好，但是我惊讶的是他只是一跳，就可以在空中停留这么久，然后一直舞剑，最后差不多舞了十几招才落回到地面。这难道就是传说中的轻功，但是我就是很不能理解轻功这东西。它完全违背了地心引力嘛