高中二年级下学期英语《选择性必修二 Unit 5 Discover Useful Structures》教学设计

Unit5FirstaidPeriod3Discoverusefulstructures教学设计课题Period3Discoverusefulstructures单元Unit5Firstaid学科English年级Grade2教材分析Thisperiodisfocusedongrammarofthisunit.Thissectionmainlyreviewstheuseofverbforms.Theverbformisanon-predicateverb.Inthisunit,studentsareinstructedtosummarizetheusagesandfunctionsofthe"-ing"form,andthenpracticeandconsolidatethevariousconstructionsofthe"-ing"forminsentences,includingthegeneral,perfect,passiveandnegativeforms.教学目标与核心素养Knowledgeobjectives:Tograspandusetheusageof-ingform.Skillobjectives:Toreviewandsummarizethefunctionsandusageofverb-gforminsentences;Beabletousetheverb-mgformcorrectlytoexpressmeaningincontext.Emotionalobjectives:Throughusinggrammaticalstructures,wecanthinkdeeplyabouttheknowledgeandskillsofthe-ingform.Thinkingqualityobjectives:TolearntodescribeemergencysituationsinEnglishandunderstandfirstaidinstructions重点Howtosummarizethefunctionsandusageofthe-ingforminsentences.难点Howtoguidestudentstograspthe-inggrammaticalstructures.教学过程教学环节教师活动学生活动设计意图导入新课Activity1TranslatefiveChinesesentencesintoEnglishandwritethemdown.1.你可以想象，烧伤会导致非常严重的伤害。2.治疗烧伤的第一步也是最重要的一步是进行急救。3.烧伤部位最好放在凉爽的流水下，尤其是在开始的十分钟内。4.如果必要的话，用剪刀把衣服剪掉，除非你看到布料粘在烧焦的皮肤上。5.你可以用一块宽松干净的布盖住烧伤的地方以保护它。Checkyouranswersanddiscussyouranswerswithyourpartner.1.Asyoucanimagine,gettingburntcanleadtoveryseriousinjuries.2.Thefirstandmostimportantstepinthetreatmentofburnsisgivingfirstaid.3.Itisbesttoplaceburnsundercoolrunningwater,especiallywithinthefirsttenminutes.4.Removeanyclothesusingscissorsifnecessary,unlessyouseethefabricstickingtotheburntskin.5.Youcanprotecttheburntareabycoveringitwithaloosecleancloth.Trytotranslatesentences.ToguidethestudentstocomparewiththeoriginalEnglishsentencesintermsofaccuracyandconciseness.讲授新课Activity2Whatisthefunctionofthe-ingformineachsentencebelow?1.Asyoucanimagine,gettingburntcanleadtoveryseriousinjuries.2.Thefirstandmostimportantstepinthetreatmentofburnsisgivingfirstaid.3.Itisbesttoplaceburnsundercoolrunningwater,especiallywithinthefirsttenminutes.4.Removeanyclothesusingscissorsifnecessary,unlessyouseethefabricstickingtotheburntskin.5.Youcanprotecttheburntareabycoveringitwithaloosecleancloth.Answers:subject（主语）;predicative（表语）;attribute（定语）;adverbial（状语）,objectcomplement（宾补）,objectafterapreposition（宾语）Activity3Expressthesameideaswithoutusingthe-ingform.Answers:1.Asyoucanimagine,ifyougetburnt,itcanleadtoveryseriousinjuries.2.Thefirstandmostimportantstepinthetreatmentofburnsistogivefirstaid.3.Itisbesttorunsomecoolwaterandplaceburnsunderit,especiallywithinthefirsttenminutes.4.Usescissorstoremoveanyclothesifnecessary,unlessyoufindthatthefabricisstickingtotheburntskin.5.Toprotecttheburntarea,youcancoveritwithaloosecleancloth.Activity4Reviewthetextandfindmoresentencesthatcontainthe-ingformoftheverb.Thenanalysethefunctionof-ing.1.Italsohelpscontrolyourbodytemperature,preventsyourbodyfromlosingtoomuchwater,warnsyouwhenthingsaretoohotorcold,andgivesyouyoursenseoftouch.2.Burnsaredividedintothreetypes,dependingonthedepthofskindamage.3.Examplesincludeburnscausedbyelectricshocks,burningclothes,orpetrolfires.4.Thecoolwaterstopstheburningprocessandreducesthepainandswelling.5.Applyingoiltotheinjuredareasisabadidea,asitwillkeeptheheatinthewoundsandmaycauseinfection.Answers:objectafterapreposition（宾语）;adverbial（状语）;attribute（定语）;attribute（定语）;object（宾语）;subject（主语）Asksomestudentstonamefivesentencesinwhichtheverb-ingformactsasasentencecomponent.Todoitbystudentsthemselves.Studentsreviewthepassageandfindmoresentencesthatcontainthe-ingformoftheverb.Self-checkandanswerthequestionsToexperienceandsummarizetheverbforms.Tomakeafurtheranalysisofthesentencesstructures.ToExperiencethefunctionsandadvantagesofverbformsindifferentaspects.Reviewofthe-ingformExplorethegrammarof-ingforms.Tohighlighttheverb-ingform.Tofurtherstudythe-ingform.Toexperiencethedifferencesbetweendifferentformsofexpression.Totakethenextstepandfeeltheeffectofthe-ingform.Tolearntousethegivenverbformaccordingtothecontext.Toaccumulatedifferentexpressions.Tofurtherunderstandthegrammaticalfunctionofthe-ingform.Letthestudentsfocusonthecontentofthelanguage,ratherthanbeinglimitedbyindividuallanguageforms.Toimprovetheknowledgeof-ingform.Payattentiontothecomplexsentences.课堂小结Summary:1.Analyzesentencestructures.2.Guidestudentstofindoutsomeusefulgrammarrules.3.Learntheimportantwords,phrasesandsentencesofthisperiod.Homework:1.ChooseonequestionofExercise4onPage53,andwriteashortparagraphtoansweryourchosenquestion.Useatleastthree-ingforms.2.FinishExercise2andExercise3onPage90..1.Translatingthesentences.2.Analyzingthesentences