冀教版英语八年级下Unit3Lesson21教案Lesson21FunattheZoo?Step1:复习巩固、激情导入复习:唱Lesson20歌曲导入:Haveyoueverbeentothezoo?Whatanimalscanpeopleusuallyseeinthezoo??Step2:出示目标、明确任务1.牢记本课黑体词汇:danger/surprise/mad/lazy/nearly等;2.熟读对话,把握其意;3.背诵重点句子1-5,并灵活运用相关知识点。?Step3:自主学习、合作探究任务一:限时5分钟,熟读所有词汇,牢记黑体词汇任务二:熟读对话,把握其意,画出不理解处,同桌之间交流任务三:背诵重点句子,并自学知识点,画出不理解处,同桌之间交流1.Haveyoueverbeentothezoo?2.Thendon'ttakephotosofme.3.Maybephotoswouldsurprisetheanimals.4.It'snearlynoon,andhe'sstillsleeping.5.That'swherewegoout.?Step4:师生互动、展示提升互动一:单词记忆比赛互动二:对话熟读接力赛互动三:分角色表演对话互动四:知识点展示大比拼知识点一:Haveyoueverbeentothezoo?【词语辨析】havegoneto、havebeento、havebeenin的区别和用法(1)havegoneto意为“到某地去”,说话时该人不在现场,一般不用第一人称、第二人称代词作句子的主语。如:-WhereisJim?---吉姆在哪里?-HehasgonetoEngland.---他去英国了。(尚未回来)MrWangisn'there.HehasgonetoQingdao.王先生不在这里。他去青岛了。(2)havebeento意为“曾经去过某地”,现在已不在那里了,后可接次数,如once,twice,threetimes等,表示“去过某地几次”,也可和just,never,ever等连用。如:MyfatherhasbeentoBeijingtwice.我父亲去过北京两次。IhaveneverbeentotheGREatWall.我从未去过长城。(3)havebeenin表示“在某地呆了多少时间”,常与时间段状语连用。如:IhavebeeninShanghaiforthreeyears.我到上海已有三年了。HehasbeeninLondonforhalfamonth.他来伦敦已有半个月了。知识点二:Thendon'ttakephotosofme.Takephotos为固定词组,意为“照相”,相当于takepictures,也可表示为takeaphoto;takephotos/aphotoofsb.意为“给某人照相”Eg:Hetookmanyphotosofhismother.知识点三:Maybephotoswouldsurprisetheanimals.【词语辨析】maybe/maybe(1)Maybe是副词,表示“大概,或许”,用来表示猜测,在句中作状语,常用于句首,相当于perhapsEg:Maybehedoesn'tknowit'sspring.Maybeyouputtheletterinyourpocket.(2)Maybe情态动词may和系动词be一起也可以表示“可能是…”Eg:Youmayberight.Ican'tfindmywatch.Itmaybeinyourpocket.知识点四:It'snearlynoon,andhe'sstillsleeping.nearly是副词,意思是几乎,差不多。Eg:Hurryup--it'snearlytimeforschool.nearly和almost都表示几乎,差不多。在多数情况下,两者之间没有什么差别。一般来说almost所表达的程度比nearly更接近一些。另外,nearly不能用于修饰否定词,但可被not修饰,notnearly意为“远不如”;而almost可以和否定词连用。知识点五:That'swherewegoout.wherewegoout.是表语从句,where是引导词。这样的词还有:wh-,that,because等。如:That'swhathesaid.That'swhyIamsoworried.Thequestioniswhetherourparentswillagree.Theproblemiswhichisheavier.?Step5:巩固练习、检测验收教学反思: