北京市第二十四中学九年级英语Unit4Lesson13Thefoodisplacedintheoven教案任课教师年级九年级授课时间科目英语班级课题Unit4Lesson13Thefoodisplacedintheoven教学目标Attheendoftheclass,thestudentswillbeableto1)gettheinformationabouthowtouseamicrowaveovenandhowitworksbyreadingthedialog;2)focusonandmakeasummaryofthestructureandtheusageofthepassivevoicewithpresenttensebyreadingthedialog;3)describehowtouseawashingmachinebyusingthepassivevoicewithpresenttense教学重点passivevoicewithpresenttense教学难点Correcttheusageofthepassivevoicewithpresenttenseinthedescriptionofhowtouseawashingmachine教学方法Task-basedmethod,Groupwork,Discussion教学资源MultimediaComputer,Textbook教学过程Teacher’sactivityStudents’activityaimsStep1:Lead—in(Pre—reading)Presentstudentsfourriddlesandaskthemtoguessingroupsandleadinthetopicofunit4Lookatthepictureanddiscussingroups,tellthenamesof通过展示图片，激发学生学习兴趣,引出本单元话题inventions.ShowstudentsthenewwordsonPPTandteachthemtoreadloudlyLearnnewwords教授新单词，为之后的阅读扫清障碍AskthefollowingquestionsDoyouhaveoneinyourhome?Whousesit?Doyouknowhowtouseit?Discussandanswer引入本课话题--微波炉的使用说明Step2.While—readingAskstudentstoreadthedialogbrieflyandfindoutwhatthedialogismainlyabout.Readthedialogbrieflyandfindoutwhatthedialogismainlyabout.通过阅读对话,整体理解，获取文章主要大意，为细读做准备Askstudentstoreadthefirstpartofthedialogcarefullyandorderthepicturesandfindoutthekeywords.Readthefirstpartofthedialogcarefullyandorderthepicturesandfindoutthekeywords.通过阅读第一部分，对学生进行分层语言输入，利用结构图帮助学生关注和提取细节信息，从而学习关于微波炉的操作步骤的语言表达Step3.Post-readingAskstudentstofinishthechartonP44.Finishthechartbyusingtheverbsfromthedialog.通过填写表格的信息，检查所提取的信息的准确性及理解程度，为从输入转向输出搭好台阶Askstudentstodescribeeachpicturebyusingthesentencefromthedialog.Describeeachpicturebyusingthesentencefromthedialog.通过观察图片，体验描述操作微波炉的步骤Askstudentstodescribehowtouseamicrowaveovencompletelyinpairsandtheninclass.Describehowtouseamicrowaveovencompletelyinclass.再次完整的有逻辑的体验复述微波炉操作过程Step4.ReadingAskstudentstoreadthesecondpartofthedialogandmarkthesentencesTrueorFalseandcorrectthemistakes.ReadthesecondpartofthedialogandmarkthesentencesTrueorFalseandcorrectthemistakes让学生了解微波炉的工作原理Step5.Post-readingAskstudentstofillintheinformationonline.Fillintheinformationbyusingthewordsformthedialog通过填写信息，帮助学生加强对话的理解Askstudentstomakeasummaryofthestructureofthepassivevoice.Summarizethestructureofthepassivevoice.帮助学生通过观察、体验、总结、归纳被动语态的结构AskstudentstopickoutthesentenceswiththePickoutthesentenceswiththepassivevoice通过学生对文章的再观察、发现、归纳，加深本课的一passivevoicestructurefromthedialog.structurefromthedialog.般现在时的被动语态的结构Explainthestructureandtheusageofthepassivevoiceaccordingtothedialog.Trytounderstandtheexplanationaboutthestructureandtheusageofthepassivevoice聚焦一般现在时的被动语态的结构和意义，为语言在新的语境下的输出做准备Step6.PracticeAskstudentstodescribeeachpicturebyusingthepassivevoicestructure.Describeeachpicturebyusingthepassivevoicestructure.通过观察图片所给的情景，检测学生学习一般现在时被动语态的效果Askstudentstodiscusshowtouseawashingmachineingroupsaccordingtothepictures.Discusshowtouseawashingmachineingroupsaccordingtothepictures.创设新的语境，帮助学生运用所学知识，内化语言知识和技能Askstudentstodescribehowtouseawashingmachinestepbystep.Describehowtouseawashingmachinestepbystep.运用语言输出所学的一般现在时的被动语态并体验劳动快乐的情感Askstudentstodescribehowtouseawashingmachinecompletely.Describehowtouseawashingmachinecompletely.引导学生在贴近学生生活的语言中运用本节课所学知识达到学以致用HomeworkWritedowntheshortcompositionofusingawashingmachine.（注意开头，中间过渡，结尾）板书设计Unit4lesson13thefoodisplacedintheovenBe(amisare)+动词的过去分词｛规则+by｛不规则+byBenot+动词过去分词＋by
