英語九年級上冊Unit6Whenwasitinvented九年級unit6whenwa

火ChineseFourGreatInventionsPapermakingPrintingGunpowderCompassAncientChineseinventedthem.greatinventionsWhatarethese?telephonecarPeopleinothercountriesinvented

them.televisionModernInventionsInventionsmakeourlifemucheasier!Unit6Whenwasitinvented?SectionA1a-2c→n.v.發(fā)明Inventor發(fā)明者Invention發(fā)明

The

many

allhislife.inventorinventedinventions

invent發(fā)明家在一生中發(fā)明了許多發(fā)明。Manyinventionswereinventedbytheinventorallhislife.Thepassivevoice.被動語態(tài)主動語態(tài)變被動語態(tài)的結(jié)構(gòu)圖:Bellinventedthetelephonein1876.ThetelephonewasinventedbyBellin1876.主語謂語動詞過去時賓語時間狀語主語謂語動詞的過去分詞賓語時間狀語Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1a2314Let’ssay.Ithinkwasinventedbefore.Ithinkwasinventedafter.Ithink…wasinventedbefore/after…Let’ssay.Whoweretheyinventedby?KarlBenzDoyouknowwhotheseinventorsare?AlexanderBellJ.L.BairdCanyoumatchtheinventionswiththerightinventors?Whenweretheyinvented?年份的讀法兩個數(shù)字一組，分為前后兩組121865eighteensixtyfive1989

千年的讀法twothousand2001twothousandandonenineteeneightynine3前兩個數(shù)字不為零，后兩個數(shù)字為零。eighteenhundred1900nineteenhundred4非四位數(shù)的年份的讀法！531fivehundredandthirty-one

twohundredandeightynine289KarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Thefirsttelephonewasinvented

(byBell)in1876.Bellinventedthefirsttelephonein1876.Thefirsttelevisionwasinvented

(byJ.L.Baird)in1927.J.L.Bairdinventedthefirsttelevisionin1927.18761885192719711bListenandmatch.A:Whenwas…invented?B:Itwasinventedin…Itwasinventedin1885.Itwasinventedin1927.Itwasinventedin1971.Itwasinventedin1876.Let’slisten.Whatisitusedfor?It’s

usedfortalkingwithothersfaraway.It’susedtotalkwithothersfaraway.Let’ssay.Whataretheyusedfor?They’reusedfortraveling.It’susedtotravelLet’ssay.bulb1879

seeinginthedark

smartphones1993talkingwithothers

camera1839takingphotos

PairworkA:Whenwas…invented?B:Ithinkitwasinventedin….A:Whatisitusedfor?B:It’susedfor….Group1-2Group3-4Group5-7A:Whenwere…invented?B:Theywereinventedin….A:Whataretheyusedfor?B:They’reusedfor….Let’ssay.Greatinventionschangetheworld.Whichinventionisthemostuseful?Let’sdiscuss.組內(nèi)討論你們認為生活中最有用的發(fā)明(至少兩項)，并說明原因。組長做出匯報。Inourgroup,wethinkthemostusefulinventionis…Itisusedfor…Talkaboutthemostusefulinventioninyourgroup.searchtheinformationkeepfoodfreshtakephotostravelseeinthedarkopenthelockstalkwithotherswritewatchprograms改變鞋子的樣式+3有特殊后跟的鞋子+3汽車是用來旅行的+4。電腦什么時候被發(fā)明的？+2

電視是在1927被發(fā)明的。+3電話是被用來做什么的？+2?+1

?+2Let’scheck.幸運轉(zhuǎn)盤按動轉(zhuǎn)盤，根據(jù)盤針指示，說出相應(yīng)的英語。改變鞋子的樣式changethestyleofshoes

有特殊后跟的鞋子shoeswithspecialheels電腦什么時候被發(fā)明的？Whenwasthecomputerinvented?電話是被用來做什么的？

Whatisthetelephoneusedfor?汽車是用來旅行的。

Thecarisusedfortraveling.電視是在1927被發(fā)明的。TheTVwasinventedin1927.您中獎了！您中獎了!Let’ssumup.1.inventor__________invent_________invention___________2.－Whenwas...invented?

－Itwasinventedin+__________3.－Whatis/are…usedfor?

－It’s/They’reusedfor+___________發(fā)明者發(fā)明發(fā)明物年份doingHomework!Pleasewritesomesentencesabouttheinventionsaroundyoulikethis