九年级Unit6 When was it invented 教学课件

Hello,everyone.洪江市第六中学蒋金花火ChineseFourGreatInventionsPapermakingPrintingGunpowderCompassAncientChineseinventedthem.greatinventionsWhatarethese?telephonecarTVPeopleinothercountriesinvented

them.ModernInventionsInventionsmakeourlifemucheasier!Unit6

Whenwasitinvented?SectionA1a-2cLet’swatch.whatwhenLookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1a2314Let’ssay.Ithinkwasinventedbefore.Ithinkwasinventedafter.Ithink…wasinventedbefore/after…Let’ssay.18761885192719711bListenandmatch.A:Whenwas…invented?B:Itwasinventedin…Itwasinventedin1885.Itwasinventedin1927.Itwasinventedin1971.Itwasinventedin1876.Let’slisten.Whatisitusedfor?It’s

usedfortalkingwithothersfaraway.Let’ssay.Whataretheyusedfor?They’reusedfortraveling.travelLet’ssay.bulb1879

seeinginthedark

smartphones1993talkingwithothers

camera1839takingphotos

PairworkA:Whenwas…invented?B:Itwasinventedin….A:Whatisitusedfor?B:It’susedfor….Group1-2Group3-4Group5-7A:Whenwere…invented?B:Theywereinventedin….A:Whataretheyusedfor?B:They’reusedfor….Let’ssay.shoeswithspecialheelsshoeswithlightshotice-cream

scoop,runsonelectricityCreativeinventions电Let’slisten.ListeningListenandnumbertheinventions[1-3]intheorderyouhearthem.2a132Whataretheyusedfor?

shoeswithspecialheelsWhataretheyusedfor?Invention_________thestyle

ofshoes______reallycoldice-creamSeeing_______hotice-creamscoopshoeswithlightschanginginthedarkListenandcompletethechartbelow.2bservingListeningtip:trytocatchthekeywords.样式musiccandleactivityglassestemperaturecupGreatinventionschangetheworld.Whichinventionisthemostuseful?Let’sdiscuss.组内讨论你们认为生活中最有用的发明(至少两项)，并说明原因。组长做出汇报。Inourgroup,wethinkthemostusefulinventionis…Itisusedfor…Talkaboutthemostusefulinventioninyourgroup.searchtheinformationkeepfoodfreshtakephotostravelseeinthedarkopenthelockstalkwithotherswritewatchprograms改变鞋子的样式+3有特殊后跟的鞋子+3汽车是用来旅行的+4。电脑什么时候被发明的？+2

电视是在1927被发明的。+3电话是被用来做什么的？+2?+1

?+2Let’scheck.幸运转盘按动转盘，根据盘针指示，说出相应的英语。改变鞋子的样式changethestyleofshoes

有特殊后跟的鞋子shoeswithspecialheels电脑什么时候被发明的？Whenwasthecomputerinvented?电话是被用来做什么的？

Whatisthetelephoneusedfor?汽车是用来旅行的。

Thecarisusedfortraveling.电视是在1927被发明的。TheTVwasinventedin1927.您中奖了！您中奖了!Let’ssumup.1.inventor__________invent_________invention___________2.－Whenwas...invented?

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

－It’s/They’reusedfor+___________was/were+及物动词的过去分词is/are+及物动词的过去分词被动语态发明者发明发明物年份doingHomework!Pleasewritesomesentencesabouttheinventionsaroundyoulikethis:Therearemanyinventions