Unit 1 Section A.ppt

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1、新目标九年级Unit9Unit9Whenwasitinvented?SectionAPeriod1calculatorInventionsmicrowaveovenabacusbinocularslightbulbshighheelsadjustableheelsadjustableadj.可调整的icecreamscoopheat加热scoopslippersabatterybatteriesoperatev.操作Listening(1b:P68)1876年Listenandgivethedates.1885年1927年1971年19

2、76年Sampledialogues:A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.A:Whenwasthecarinvented?B:Ithinkitwasinventedin1930.Ithinkitwasinventedafterthetelephone.C:Idon’tthinkso.Ithinkitwasinventedin1873,soitwasinventedbeforethetelephone.D:Idon’tagree.Ithinkitwasinve

3、ntedin1885anditwasinventedafterthetelephone.A:Whenwasthe_______invented?B:Ithinkitwasinventedin__________.197618851876192719711879Listening(2a,2b:P69)312Listenandnumbertheinventionsintheorderthatyouhearthem.312highheelsadjustableheelsadjustableadj.可调整的icecreamscoopheat加热

4、scoopslippersabatterybatteriesoperatev.操作2b.Listenagain.Matchtheinventionswiththeirinventorsanduses.InventionWhowasis/weretheyinventedby?Whatisit/aretheyusedfor?shoeswithadjustableheelsChelseaLanmonscoopingreallycoldicecreambattery-operatedslippersJayceCoziarandJamieElls

5、worthseeinginthedarkheatedicecreamscoopJulieThompsonchangingthestyleoftheshoesOralPractice(2c:P69)Sentencepattern:Whatisit/aretheyusedfor?Whowasit/weretheyinventedby?Itis/Theyareusedfordoing...Itwas/Theywereinventedby...Roleplayconversationsusingtheinformationbelow.beuse

6、dfordoingsth.意思是“被用来做某事”，强调用途或作用。练习：Sunglassesareused________protectingyoureyesinsunnydays.A.forB.toC.withD.in[答案和解析]A。beusedfordoingsth.意为“被用来做某事”。Edisoninventedthelightbulb.ThelightbulbwasinventedbyEdison.Whowasthelightbulbinventedby?Thetelephone___________byBell.wasin

7、ventedWhowasthetelephoneinventedby?Bellinventedthetelephone.______wasinventedby_________.ThecarKarlBenzWhowasthecarinventedby?KarlBenzinventedthecar.A:Whatisthecarusedfor?B:Thecarisusedfortraveling.A:Whatisthe_______usedfor?B:Ithinkitisusedfor_________________.talkingwit

8、hpeopleA:Whatisthe_______usedfor?B:Ithinkitisusedfor_______.(count)countingA:Whatistheusedfor?B:Itisuse