Unit6Whenwasitinvented-(Period4)SectionB(1a1e)预习导学人教版英语九年级全册

Unit6Whenwasitinvented?(Period4)SectionB(1a1e)班级_________姓名_________学习目标学习目标学完这一课，你能够掌握：1．词汇crispy、salty、sour、bymistake、customer；2．能力：用一般过去时的被动语态谈论食物的发明历史；在听力中获取有效信息；3．交际功能：使用“Whenwas...invented?”“Wherewas...invented?”“Whoinvented...?”“Howwas...invented?”等句型谈论食物的发明历史。课前学习任务课前学习任务【学习任务】词汇检测1．adj.脆的；酥脆的__________2．adj.咸的__________3．adj.酸的；有酸味的__________4．错误地；无意中__________5．n.顾客；客户__________课堂学习任务课堂学习任务【学习任务一】1．Thewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.Somepictureshavemorethanoneword.sweetcrispysaltysour2．Writethenameofadifferentfoodaftereachword.sweet__________________________________________________________crispy_________________________________________________________salty__________________________________________________________sour__________________________________________________________【学习任务二】1．根据下列句子及图片，回答问题。·Whataretheytalkingabout?_________________________________________________________________________·Wheredoesthestorytakeplace?_________________________________________________________________________2．听1c的音频，然后回答问题。·Whataretheytalkingabout?_________________________________________________________________________·Whenwerepotatochipsinvented?_________________________________________________________________________·Whoinventedpotatochips?_________________________________________________________________________·Wheredoesthestorytakeplace?_________________________________________________________________________3．ListenandcircleTfortrueorFforfalse.（1）Potatochipswereinventedbymistake.（2）Theywereinventedin1863.（3）Thecustomerthoughtthepotatoeswerenotthinenough.（4）Thecustomersaidtheywerenotsaltyenough.（5）Georgewantedtomakethecustomerhappy.（6）Thecustomerwashappyintheend.4．Listenagain.Completethesentences.TheHistoryofPotatoChipsDoyouknowhowpotatochipswereinvented?Potatochips____________byacookcalledGeorgeCrum.Theywereinventedin_________.GeorgeCrumcutthepotatoesreally,really_________andthencookedthemforalongtimeuntiltheywere__________.Finallyheputlotsofsaltonthemsotheywere___________.【学习任务三】小组探究salty形容词，意为“__________________”，是由名词___________加后缀y构成的。2．__________________意为“错误地；无意中”。本课小结本课小结请根据本课所学内容，列出关键词或画出你的思维导图吧！课后任务课后任务本节课学习了食物的发明历史。你最喜欢的食物是什么？请简要写出它的发明历史，可以借助书籍或上网搜索相关信息。_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________