unit9 section A1a-2c.ppt

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1、Unit9Whenwasitinvented?SectionA1a-2c重点句型1.Who wasthe telephoneinvented by?It was invented by Bell.电话是谁发明的？   电话是贝尔发明的。2.When wereelectric slippersinvented?They were invented last year.电拖鞋是什么时候被发明的？它们是去年被发明的。3.Whataretheyused for?它们是用来做什么的？4. They are used for seeing in the dark.它们是用来在黑暗中看东西的。5. 

2、Tea wasn’t brought to the Westernworld until 1610.直到1610年茶才被带到西方世界。6. I prefer lemons to oranges. I like thesour taste.我喜欢柠檬胜过橙子。我喜欢酸味。lightbulbWhenweretheyinvented?Whatisitcalled?bikemicrowaveovenalarmclockListening(1b:P68)1876年1885年1927年1971年1976年TapescriptAlice:Lifemusthavebeendifficultwhenyo

3、uwereakid.Woman:Oh,notreally.Whydoyousaythat?Alice:Well,youdidn’thavemanymoderninventions.Like,youprobablydidn’thaveatelephone,right?Woman:Ofcoursewedid!HowolddoyouthinkIam?thetelephonewasinventedin1876.Alice:Howaboutcars?Ibetcarsweren’tinventedyet.Woman:Suretheywere.Carswereinventedin1885.Myfam

4、ilyhadacar.Ithinkyouneedtotakeahistoryclass,Alice.Alice:Ha,ha!Well,didyouhaveaTV?Woman:No,Wedidn’t.TheTVwasinventedaround1927,Ithink.Somefriendsofminehadone.Butinthosedays,TVswerereallyexpensive,andwecouldn’taffordone.Alice:AndIbetyoudidn’thavecalculatorsandcomputersandstuff.That’ssomethingIdokn

5、ow.Welearnedinschoolthathand-heldcalculatorswereinventedin1971andpersonalcomputerswereinventedin1976.Woman:Youareright.Ididn’thavethosethingswhenIwasyoung.ButIdonow!Sampledialogues:A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.A:Whenwasthecarinvented?B:Ithinkitwasinventedin1930.Ithin

6、kitwasinventedafterthetelephone.Pairwork(1c:P68)C:Idon’tthinkso.Ithinkitwasinventedin1873,soitwasinventedbeforethetelephone.D:Idon’tagree.Ithinkitwasinventedin1885anditwasinventedafterthetelephone.Listening(2a,2b:P69)312scoopingreallycoldicecreamshoeswithadjustableheelsJayceCoziarandJamieEllswor

7、thchangingthestyleoftheshoesbattery-operatedsnakersJulieThompsonseeinginthedarkheatedicecreamscoopLanmonChelseaBoy:Whatarethose?Girl:They’rebattery-operatedslippers.Boy:Whataretheyusedfor?Girl:They’reusedforseeinginthedark.B