Unit6Whenwatitinvented?（SectionB1a-1e）人教版英語九年級全冊目錄03Listening04Exercise01Learninggoals02Warming-up05Summary06HomeworkLearninggoals1.keywords&expressions:

sour,customer,bymistake,intheend3.Functions:Togivestudentslisteningandspeakingpractice..2.Sentence:

①Potatochipswereinventedbymistake.②Thecustomerwashappyintheend.in1885KarlBenztravellingA:Whenwasthe…invented?

B:Itwasinventedin…A:Whowasitinvented

by?B:Itwasinventedby...A:Whatwasitusedfor?B:Itwasusedfor...

Warming-upA:Whenwasthe…invented?

B:Itwasinventedin…A:Whowasitinvented

by?B:Iwasinventedby...A:Whatwasitusedfor?B:Itwasusedfor...

in1971byTedhoffsearchingforinformationA:Whenwasthe…invented?

B:Itwasinventedin…A:Whowasitinvented

by?B:Iwasinventedby...A:Whatwasitusedfor?B:Itwasusedfor...

in1876byBellgettingintouchwithothersA:Whenwasthe…invented?

B:Itwasinventedin…A:Whowasitinvented

by?B:Iwasinventedby...A:Whatwasitusedfor?B:Itwasusedfor...

in1927byJ.L.BairdspreadingnewsHowdotheytaste?

Pre-listeningTheytastesour.lemonsoranges[?sau?]Howdotheytaste?

Pre-listeningTheytastesweet.watermelonsstrawberrycakesHowdotheytaste?

Pre-listeningTheytastebitter.[?bit?]苦瓜bittermelon黃蓮coptisHowdotheytaste?

Pre-listeningTheytastehot/spicy.peppershotpotHowdotheytaste?

Pre-listeningTheytastesalty.pickledvegetable(泡菜)saltedeggHowdotheytaste?

Pre-listeningTheytastecrispy.potatochipsfriedpeanutssoursweetbitterspicysaltycrispyDifferentfoodhasdifferenttaste.Thewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.Somepictureshavemorethanoneword.1asweetcrispysaltysour________________________________________________________________________________________crispysoursaltysweetsaltyPre-listeningWritethenameofadifferentfoodaftereachword.1bsweetcrispysaltysourapple;orange;cake;honey;candy;biscuit......Frenchfries;lettuce;popcorn;potatochips;......pizza;potatochips;salt;saltyfishpickle腌菜......

grape;vinegar醋;orange;lemon;pickle腌菜;strawberry......Pre-listeningWhatfoodaretheytalkingabout?Potatochips.Doyouknowhowpotatochipswereinvented?ListenandcircleTfortrueorFforfalse.1cListenagain.Completethesentences.1dPredictionLookat1c,1d,thetitleandthepicture,thenpredictwhattheywilltalkabout.Thehistoryofpotatochips1.Potatochipswereinventedbymistake.TF2.Theywereinventedin1863.TF3.Thecustomerthoughtthepotatoeswerenotthinenough.TF4.Thecustomersaidtheywerenotsaltyenough.TF5.Georgewantedtomakethecustomerhappy.TF6.Thecustomerwashappyintheend.TFListenandcircleTfortrueorFforfalse.1c錯誤地；無意中足夠咸makesb.happy使某人開心最后1853cuttoothick(厚的)wasangryWhile-listeningListenagain.Completethesentences.1dTheHistoryof

PotatoChipsDoyouknowhowpotatochipswereinvented?Potatochips____________byacook

calledGeorgeCrum.Theywereinventedin________.GeorgeCrumcutthepotatoesreally,really________andthencookedthemforalongtimeuntiltheywere________.Finallyheputlotsofsaltonthemsotheywere__________.

wereinvented1853thinreallysaltycrispy直到Listenagainandanswerthequestions.1.Whoinventedpotatochips?

2.Whenweretheyinvented?

3.Whatdidthecustomorderattherestaurant?

4.WhatdidthecustomthinkofthepotatochipsGeorgecookedatfirst?AcookcalledGeorgeCrum.In1853.

Hethoughttheywerecuttoothick.

Heorderedaplateoffriedpotatoes.Readtheconversation.

Post-listeningMakeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.

1eThecustomerlovedthemsomuchthatheaskedformore.hetold---.So-ordered----AsaresultHethoughtthecustomerwouldhatethem.Whybyaccident,----sentback---,because---.But---angry,so---cut----andcooked---for---until----And---put---on---so-----.HowacookcalledGeorgeCrumWhoin1853WhenA:Doyouknowpotatochipswereinventedbyaccident?B:Wow,Ididn’tknowthat.Whoinventedthem?A:GeorgeCrumdid.Itwasinventedbyacook.B:Howdidheinventthem?A:…B:Whydidhedoitlikethat?A:…一.用所給詞的正確形式填空。

1.Thecar____________(invent)around1885.2.Theyareusedfor_______(change)thestyleofshoes.3.Thetoycar_________(make)bymybrother.4.Tea______________(discover)about5000yearsago.5.Theflowers______________(water)everyday.wasinvented

changingwasmade

wasdiscoveredarewateredExercise1.keywords&expression