2023学年完整版Unit4Lesson3Householdappliances案例

Unit4Lesson3Householdappliances教学案例教学内容：《新世纪教材》七年级第二学期第四单元第三课ReadingPeriodFiveTeachingobjectives:Knowledge,skillandemotionReviewtheexclamationsLearnthenewwordsandphrasesinReBefamiliarwiththeadvantagesofourdigitallifeLanguagefocusanddifficultpoints:Languagefocus:SolidifytheusageoftheexclamationsDifficultpoints:NewwordsandphrasesinReadingTeachingaids:multimediacomputerI.WarmingupA:QR:What’swrongwithyourcomputer?Howlongwillthefitnesscamplast?Whatdoyouthinkofthenewvacuumcleaner?Howwasthecomicdialogue?HowdidyouliketheWorldCupFinal?What’syourclassteacherlike?Whatdoyouwanttobewhenyougrowup?Whatwereyoudoingthistimeyesterday?Whatwashe/shedoingthistimeyesterday?WhatdoesJolinlooklike?Whatcanyoudowiththemouse?What’sthedifferencebetweenordinarymachinesandrobots?What’stheuseofanindustrialrobot?WhowontheGoldenBootAward?What’stheremotecontrolfor?HowbigistheTV?Whereisthemicrowaveovenmade?WhatdoyouusePlusorMinusbuttonfor?说明：QR的内容涉及本学期的主要句型和语法，要求学生进行流利的回答，其余的学生进行听写，整个QR的重点仍为本单元的句型。说明：QR的内容涉及本学期的主要句型和语法，要求学生进行流利的回答，其余的学生进行听写，整个QR的重点仍为本单元的句型。T:Wherecanweseethesebuttons?S:Ontheremotecontrol.T:What’stheChinesemeaningofremotecontrol?S:遥控器T:Good.Let’sreviewsomephrasesinthistext.B:Phrases1.遥控器aremotecontrol2.新型数码电视机anewdigitalTVmodel3.34英寸一台34英寸数码电视机a34-inchdigitalTV4.打开洗衣机turnonthewashingmachineturnthewashingmachineon5.调节音量高低turnthevolumeupordown6.把它关闭turnitoff7.遥控器是用来干什么的？Whatcanwedowiththeremotecontrol?What’stheuseoftheremotecontrol?Whatdoestheremotecontroldo?What’stheremotecontrolfor?Whatdoyouusetheremotecontrolfor?8.选择频道selectchannels9.按这个按钮pressthisbutton10.生活方式wayoflife11.摆脱getridof12.花费大量时间做家务spendalotoftimedoinghousework13.开始工作startworking14.与此同时atthesametime15.各种各样的家用电器allkindsofhouseholdappliances说明：词组的内容包括了本课课文的词组及其拓展，后半部分又将Reading中的词组提前出现，使复现次数提高。说明：词组的内容包括了本课课文的词组及其拓展，后半部分又将Reading中的词组提前出现，使复现次数提高。T:We’velearntmanykindsofhouseholdappliancesinourtext.Couldyoutellmesome?S:DigitalTV,DVDplayer,vacuumcleaner……T:Excellent.Howknowledgeableyouare!Doyouknowwhatkindsentenceitis?S:Exclamation.T:Perfect.There’resomesentencesforyoutochangeintoexclamations.Beforewedotheexercises,wereadthemodeltogether.II.ExclamationModel:Thefableisinstructive.Howinstructivethefableis!Itisaninstructivefable.Whataninstructivefableitis!T:Weuseadjectiveafterhowandanounphraseafterwhat.Soifwehavethefirstsentence,it’seasytochangeitintoexclamationwithhow.Ifwehavethethirdsentence,it’seasytochangeitintoexclamationwithwhat.Lookattheexercises.I’dliketochooseonestudenttodoexerciseoneforusasamodel.Ex.A1.ThedigitalTVisbig.How_________________!_is_bigdigitalTV.What_________________!2.Theremotecontrolishelpful.How_________________________________!_is_helpfulremotecontrol.What_________________________________!3.Theair-conditionersareefficient.How_________________________________!_______are________air-conditioners.What_________________________________!4.Thetoastersarequiet.How_________________________________!______are______toasters.What_________________________________!说明：练习A巩固了感叹句和陈述句的互换。虽然之前已经学习过，但再次展示转换的过程有利于对于感叹句的加深巩固。说明：练习A巩固了感叹句和陈述句的互换。虽然之前已经学习过，但再次展示转换的过程有利于对于感叹句的加深巩固。T:Lookatthefollowingsentences.Changethemintoassertivesentencesfirstandthenchoose‘what,whata,whatan’or‘how’tocompletethesentences.Ex.B选择what,whata,whatan或how完成句子1._______goodnewsitis!2._______usefulhisadviceis!3._______ordinarymanheis!4._______amusingdialoguetheyaretalking!5._______enjoyableourlivesare!说明：练习B比练习A提高了些许难度。让学生先改成陈述句，然后再进行填空，同时操练了陈述句和感叹句两种句型。说明：练习B比练习A提高了些许难度。让学生先改成陈述句，然后再进行填空，同时操练了陈述句和感叹句两种句型。T:I’vefoundsomemistakesinyouryesterday’shomework.Pleasecorrectthemnow.Andwe’llhaveacompetition.Ifyou’vegottheanswer,putupyourhandsasquicklyasyoucan.Yourgroupwillgetapoint.SentenceOne.Ready?Go!Ex.CCorrection1.Whataknowledgeablediplomatitis!Whataknowledgeablediplomatheis!2.Whatabeautifulweatheritis!Whatbeautifulweatheritis!3.Whatahardworkingbusinesswomanheis!Whatahardworkingbusinesswomansheis.4.Howaninstructivethestoriesare!Howinstructivethestoriesare!5.Whatausefulhouseholdappliancesitis!Whatusefulhouseholdappliancestheyare!说明：练习C取材于学生作业中出错的题目，面批后再次出现再课堂进行巩固。此步骤中开始小组间的竞赛。说明：练习C取材于学生作业中出错的题目，面批后再次出现再课堂进行巩固。此步骤中开始小组间的竞赛。T:Weknowthathouseholdappliancescanhelpusalot.Whataretheadvantagesofthehouseholdappliances?AfterlearningtheReading,youwillknow.III.ReadingT:Lookattheparagraph.There’resomemissingwordsinit.Pleaselistentothetapeandfillintheblanks.First,let’sreadittogether.A:Householdapplianceshavegreatlychangedourwayof_____.Theyhavehelpedusgetridofmuchofour___________.Home-helpapplianceslikewashingmachines,________________,microwaveovensanddishwashersgiveusmorefreetimetoenjoy___________.T:Let’scontinueourcompetition.Ifyou’vegottheanswerputupyourhands.S:…T:Let’sreadtheparagraphagain.Andpleasefindoutsomedifficultiesintranslation.Ialsowillgivepointstotheaskers.S:(Readandthenasksomequestions)…T:Lookatthisparagraph.Thistime,let’sreaditandtrytoguessthemissingwords.Ifyou’vegotit,putupyourhandsquickly.I’llgiveyourgrouponepointifyouransweriscorrect.B:Beforethesehouseholdappliancescamei____ourlives,mostfamilieshadtospendalotoft_____doinghousework.Theyusedtowashtheirclothesandcleantheirroomsbyh_____athome.Themodernfamily,however,canuseallkindsofhome-helpappliancestodoallthesehouseholdchores.W_____thehelpoftoastersandmicrowaveovens,ittakesusonlyafewminutestop_______ourbreakfasts.Besides,washingmachinesandvacuumcleanerse______ustowashclothesandcleanourhousesa__thesametime.T:Whohavegottheanswers?S:(Guess)…T:Welldone!You’vegotit.Giveyourgrouponepoint.Now,weknowtheanswersandpleasereadtheparagraphtogether.Then,I’llgiveyou30stounderlinethephrasesthatyoudecidedit’simportant.S:…T:You’vefoundit.I’llgiveyouthepoint.Thenlookatthisparagraph.Thistime,there’snofirstletterforyou.Let’sreaditandtrytofillintheblanks.C:Nowadayssomeofthehouseholdappliancesuse______technology.Wecanprogramthemtostartandstopworkingata______time.OndigitalTV,wecanenjoybetterpictureand_______.Thisnewtechnologyhasmadeourlivesbotheasierandmore__________.T:Who’vegottheanswer?S:…T:That’sgreat.Next,let’sreadthisparagraphandfindouttheadjectives.Ifyoureadanadjective,patonthedesk.Let’sgo.说明：Reading采用了分段处理。第一段是写下听到的词。第二段难度加大，相当于首字母填空。第三段是直接填写。由于利用小组间的竞赛，所以各个程度的学生们为了得分都很乐于提问。但教师必须控制好节奏，以免学生仅仅为了得分，忽略了问题的质量。期间还可以让同学解答问题，同时给予小组得分。说明：Reading采用了分段处理。第一段是写下听到的词。第二段难度加大，相当于首字母填空。第三段是直接填写。由于利用小组间的竞赛，所以各个程度的学生们为了得分都很乐于提问。但教师必须控制好节奏，以免学生仅仅为了得分，忽略了问题的质量。期间还可以让同学解答问题，同时给予小组得分。T:Nowboysandgirlsthere’sanothertaskforyou.Lookatthefollowingstatementsandtellmethey’retrueorfalse.Let’sreadthemtogether.TorF:1.Householdapplianceshavechangedourwayoflife.T2.Withthehelpofhouseholdappliances,wespendalotoftimedoinghousework.F3.Wecancleanourhouseandwashclothatthesametime.T4.Allthehouseholdappliancesusedigitaltechnology.F5.Ourlivesaremoreenjoyable.TT:Ifyouthinkit’strue,standupandreadit.Ifyouthinkit’sfalse,putupyourhandsasquicklyasyoucan.说明：TorF沿袭了之前的小组竞赛，即使是英语水平较低的学生也乐于站起来