Unit6SectionA2a-2d课件人教版英语九年级全册

Unit6Whenwasitinvented?SectionA2a~2d学习目标1.掌握单词：heel,scoop,electricity,style,inthedark,invention,inventor2.能掌握以下被动语态句型：①—Whenwasthetelephoneinvented?—Ithinkitwasinventedin1876.②—Whataretheyusedfor?

—Theyareusedforseeingatnight.3.练习被动语态inventv.发明inventorn.发明家inventionn.发明e.g.Edison,agreatinventor,invented

manygreatinventionsduringhislife.REVIEWheelscoopDoyouknowshoeswithspecialheels?Didyouusespecialscoops?shoeswithspecialheelsshoeswithlightshotice-creamscoop,runsonelectricityListenandnumbertheinventions[1-3]intheorderyouhearthem.2a312AlexCarolInventionWhatisit/aretheyusedfor?shoeswithspecialheels________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop________reallycoldice-cream2bchangingservinginthedark1.beusedfor...被用来……是由“usesth.forsth./doingsth.”结构转变而来,介词for在这里表示用途或作用,后面可以接名词、代词或动词-ing形式。Thismachinecanbeusedforcuttinggrass.

Makeconversationsusingtheinformationin2b.A:Whataretheyusedfor?B:They’reusedforseeinginthedark.PairWorkPairWork2cA:Whataretheyusedfor?B:They’reusedforchangingthestytleoftheshoesA:Whatisitusedfor?B:Itisusedforservingreallycoldice-creamPaul:HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld”.Canyouhelpmethinkofaninvention?Roy:Withpleasure!Letmethink...hmm...Iknow!Thezipper!Paul:Thezipper?Isitreallysuchagreatinvention?Roy:Thinkabouthowoftenit'susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags...almosteverywhere!2d2.withpleasure非常乐意。用来回答对方的请求e.g.Canyouhelpme?Withpleasure.3.apleasure/mypleasure不用谢。用来回答Thanks4.haveapoint有道理e.g.Iguessyou

haveapoint

there.

我想你说的有道理。5.Don’tmentionit.主要用来回答感谢，有时也用来回答道歉。如：A：Thankyouverymuch.多谢你了。B：Don’tmentionit.不客气。1.Emilyisgladthatshe____forherhonestyatthatmeeting.A.praisesB.praisedC.ispraisedD.waspraised2.Everybody______deeplyaftertheyheardthestory.A.movesB.movedC.ismovedD.wasmoved3.Thepetdogiswarmandloving,It___asadaughterofmy