英语人教版九年级全册Unit 6 Section B 1a-1e 导学案.doc

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1、Unit6Whenwasitinvented（5）SectionB1a-1e【学习目标】掌握本课单词、短语、句型继续学习使用一般过去时态的被动语态进行听力训练【新单词】crispy/krispi/adj.脆的；酥脆的sour/sauə(r)/adj.酸的；有酸味的salty/sɔ:ti/adj.咸的bymistake错误地；无意中customer/kʌstəmə(r)/n.顾客；客户soybean[‘sɒɪbiːn]n.大豆soymilkn.豆浆gypsum[‘dʒipsəm]n.石膏immortal

2、[i‘mɔːt(ə)l]adj.永生的alchemy [‘ælkimi]n.炼金术；魔力addicted [ə‘diktid]adj.沉迷于【文化要点】George/dʒɔ:(r)dʒ/Crum/krʌm/乔治•克拉姆【教学过程】Step1:Lead-inStep2:LearningProceduresLevel1：NewwordsLevel2:Listenandanswerthequestions.1.Whenwasthepotatochipsinvented?___________________

3、___________________________2．Whoinventedthepotatochips?______________________________________________Level3:Activity1c.ListenandcircleTorF.Level4:Activity1d.Listenagainandthencompletethesentences.Level5:Role-playVoiceover(旁白)：Potatochipswereinventedbymi

4、stake.It’ssaidthattheywereinventedbyacookcalledGeorgeCrum.Oneday,acustomercameintotherestaurantwhereGeorgeworked.Waiter:MayItakeyouordernow,sir?Customer:Yes,I’dlikeaplateoffriedpotatoes.Customer:Waiter/Waitress,thepotatoeswerecuttoothick.I’dliketochange

5、anotherdish.Waiter:Iamreallysorryforthat.Iwillchangeitforyou.Voiceover(旁白):Thecookwasveryangry.Cook:What?Toothick?NowIwillcutitreallyreallythin.Andcookitforalongtime.Thenputmoreandmoresaltonthem.Customer:Yummy,Itiscrispyandsalty.Voiceover(旁白)：Thenpotato

6、chipshavebeenlovedbyeveryonesincethen.Level6:exercises1.Potatoechips________________byGeorgeGrumin1893.（invent）2.Aplateoffriedpotatoes_________________byacustomer.(order)3.Potatoes_____________________toothick.(cut)4.Potatoeswerecutreallythin.5.Potatoes

7、________________foralongtimeuntiltheywerecrispy.(cook)6.Crispyandsaltypotatochips________________byeveryone.（love）Level7:RetellthestoryLevel8:Listenandfilltheblanks1.___________________,LiuAn,thekingofHuainanwasaddictedtoalchemy(炼金术)2.Hewasmakinganimmor

8、talpillin_________.3.He___________addsomegypsuminit.4.Manypeoplebelievethat'showtofu__________________.5.Theinventionoftofuhowever___________changesthefate(命运)ofsoybeans.Step3:Homework:HuainanToufu•2000多年前刘安发明豆腐；•沉迷炼金术，(wasaddict