Unit9Whenwasitinvented?SectionB1a-2cTalking---4•1.Doyoulikefood,fruitanddrink?•2.Whatkindoffood,fruitanddrinkdoyoulikebest?----pleasewritethemout.•3.Canyoudescribethetastesofthem?•4.firstlet’slearnsomenewwords,thenfinish1aand1b.Newwords---8•1.crispy<>脆的；易碎的•2.salty<>咸的；含盐的•3.sour<>酸的；酸味的•4.bymistake<>错误的•4.chef<>大厨•5.sprinkle<>撒；洒•6.customer?•7.lemon柠檬•8.inagood(bad)mood？sweetcrispy脆的salty咸的Howdotheytaste?hotbitter苦redbayberriespepperssour酸sourlemonicecreamsweetName---tastessweetbitterteapotatochipscrispy,saltyName---tastes1b---writing•Writethenameofadifferentfoodaftereachword.•Sweet—banana-------------------------------•Crispy--------------------------------------------•Salty---------------------------------------------•Sour----------------------------------------------Cake,candy,sugar,-----Frenchfries,salad,biscuit,Salt,chicken,biscuit,-------grape,strawberry,pickleWhowasitinventedby?Let’slearn2aandseeWhowasitinventedby?Talkingandlistening---2•1.Lookatthepicturein2aandguesswhen,where，whoandhowchipsareinvented.•2.Words:•inabadmood,•thick—thin,•customer,•sprinkle,•hate,•bymistake,bymistake,•byaccident:byaccident:2a2aListenandcircle“T”(fortrue)or“F”(forfalse).Listenandcircle“T”(fortrue)or“F”(forfalse).1.Thepotatochipswereinventedbymistake.2.Theywereinventedin1863.3.Thecustomerthoughtthepotatoesweren’tthinenough.4.Thecustomersaidtheyweren’tsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomerwashappyintheend.TFTFTFTFTFTFTFTFTFTFTFTFThehistoryofchipsThehistoryofchipsthatpotatochipswereinventedbymistake?ChipsbyachefcalledGeorgeCrum.Theywereinventedin.GeorgeCrumcookedthemforalongtimeuntilthey.Andhesprinkledlotsofsaltonthemsotheywere.Didyouknowwereinvented1853werecrispyreallysaltyPairwork---4•readthelisteningmaterialandthenroleplaytheconvention:•Didyouknowpotatochipswereinventedbymistake?•Wow,Ididn’tknowthat,………who---when---where---how---?
