Unit 6 Section A.ppt

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1、Unit6Whenwasitinvented?SectionATalkabouttheinventions(发明).Whichonedoyouthinkisthemosthelpfulinourdailylife?LeadincomputercarcalculatorlaptoptelephonecellphoneradioPresentation1aLookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4](1=first,4=l

2、ast)12341bListenandmatchtheinventionswiththeyears.abcdWhenwasthe...invented?1876188519271971acbd1cPAIRWORKA:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.2aListenandnumbertheinventions[1-3]intheorderyouhearthem.312___shoeswithspecialheels___shoeswithlights___hotice-creamscooprunson

3、electricity2bListenagainandcompletethechartbelow.InventionWhatisit/aretheyusedfor?______thestyleoftheshoesseeing________________reallycoldice-creamshoeswithspecialheelsshoeswithlightshotice-creamscoop2cMakeconversationsusingtheinformationin2b.A:Whataretheyusedfor?B:They’reusedfor...2dRole-pl

4、aytheconversation.Readthepassagequicklyandanswerthequestions.Whatisthesubjectfortheirschoolproject?2.WhatkindofinventiondoesRoythinkof?3.WhydoesRoythinkitisagreatinvention?4.Whoandwhenwasthezipperinvented?5.Whendidthezipperbecomepopular?Smallinventionsthatchangedtheworld.Thezipper.Becauseiti

5、softenusedinourdailylives.WhitcombJudsonin1893.Around1917.Whatwillyoudoifyouarereallythirsty?You’dliketodrinkthesedrinks.v.喝；饮n.饮料What’sthemosttraditionaldrinkinChina?Teahasalonghistory.Teawasfirstdrunknearly5,000yearsago.boilingdrinkingwaterleavesItsmellspleasant.Ittastesdeliciousand…Whowas

6、teainventedby?ItwasinventedbytheChineserulercalledShenNong．ShenNongHowwasitinvented?boilingwateroveranopenfirefellinto…andremained…producedanicesmelltastedthebrownwater—teaItwasinventedbyaccident.haveapointbyaccidentitissaid/believedthatbebroughttosp.takeplaceeventhoughwithoutdoubtLanguagepo

7、ints有道理偶然；意外地人们说/相信被带到某地发生；出现即使毫无疑问；的确3aReadingReadthepassagequicklyandmatcheachparagraphwithit’smainidea.Paragraph1Paragraph2Paragraph3LuYuandhisbookChaJingHowteaspreadtoothercountriesHowteawasinventedbyaccident3bReadthepassageagainandanswertheque