+It+is+adj.+for+or+of+sb.+to+do+sth.句型中介詞for和of的辨別+教學設計 人教版英語八年級上冊

It’s+adj.+for/ofsb.todosth.句型中of和for辨析TeachingdesignI．AnalysisoftheteachingmaterialThissentencepatternisoftenusedinexpressingEnglish.Studentsaresometimesconfusedofusingthem,notknowingthedifferencesbetween"of"and"for".WhenitcomestotranslatesuchsentencesfromChineseintoEnglish,theyaremorelikelytobeunabletousethemcorrectly.Duringteachingprocedures,therearetwomainreasons.First,studentscan’tdifferwhatdoesthe“adj.”refertointhesentences.Second,itisagrammarfocuswhichfrequentlyappearedinexamsofmiddleschool’stestpapers.Therefore,itisessentialtofigurethemout.Ⅱ.TeachingaimsAccordingtothenewstandardcurriculumandthesyllabus,afterthelesson,thestudentswillbeableto:1.Knowledgeaim①Togetthemeaningofthesentencepattern.②Tomasterinwhichsituationtheadj.usedasdescribingthebehaviororthepeople’spersonality.2.Abilityaims①Developthestudents’grammarability.②Tocorrectlychoose"of"and"for"todescribesuchsentences.3.FeelingsandAttitudes①Cultivatestudents’tasteofenjoyinglearninglanguage.②HelpstudentsenjoyexpressingsentencesusingthestructureIt’s+adj.+for/ofsb.todosth.Ⅲ.Keypointsanddifficultpoints①Tocorrectlychooseadjtodescribethesentences.②Toenablethestudentstowritedowntheirownsentences.IV.TeachingmethodsQuestionandanswer;communicativelanguageApproachV.learningstrategyCooperativelearningAutonomouslearningVI.TeachingaidsAmulti-mediacomputer,blackboard,pptⅦ.TeachingProceduresStepIWarmingupTeacher:ShowsomesentencesaboutLisa’sDay.Itisnecessaryforustokeepearlyhours.Itisimportantforustokeepabalanceddiet.It’simportantformetolearnEnglish.Itisniceofyoutobuymeapple.創(chuàng)設情境，通過展示一組圖片關于Lisa的一天，導入本節(jié)課的主題內容。激活學生已有的背景知識，吸引學生主動參與，使他們很快進入狀態(tài)。StepⅡTeachingproceduresTeacher:Boysandgirls,Pleaselookatthesesentences.Itisnecessaryforustokeepearlyhours.Itisimportantforustokeepabalancediet.It’simportantformetolearnEnglish.Itisniceofyoutobuymeapple.There'saforandthere'saOf.So,what'sthedifferencesbetweenthem？Let'sfigureitouttoday.Firstly,Let’slookat:Itisadj.forsb.todosth.這里的形容詞修飾的是“事情”表示事物的特征，所以要用到for來表示。表示，做某事對某人怎么樣常用的形容詞主要有：important,necessary，beneficial，pleasant，dangerous，useful，difficult等Next,Let’slookat:Itisadj.ofsb.todosth.這里的形容詞修飾的是“人”表示人物的性格，所以用到of,表示某人怎么樣常用的形容詞主要有：Kind,nice,good,clever,foolish,polite,careful等通過對比觀察句子中介詞使用的不同，老師來講解區(qū)別，并幫助學生總結出常用的形容詞。StepⅢPracticeTeacher:Showsomequestions,letstudentschoosethecorrectanswers.1.It'sclever____you____somanytoyships.A.of;makingB.of;tomakeC.for;tomakeD.for;makingTom：TheanswerisB.這道題的意思是你真聰明，做了這么多玩具船。表示某人怎么樣用of，因為Itisadj.ofsb.todosth.It’snecessary______masksinpublicplacesduringtheCOVID-19.A.forustowearB.foruswearingC.ofuswearingD.ofustowearWendy：TheanswerisA.這句話的意思是：疫情期間在公共場合戴口罩是很有必要的。用for來表示事物的特征。句型為It’s+adj.+forsb.todosth.There'sonemorequestion.Let'sdoanupgradedexercise.WhocandescribewhatLisawilldointheevening?It'spleasantforLisatoWatchTV.ItiscarelessofLisatobreakthedelicatevase本環(huán)節(jié)設計了兩個題型：選擇和造句。通過循序漸進的習題設計，讓學生在應試和生活都能深刻體會兩個介詞在使用上的區(qū)別。先通過一個簡單的選擇，讓學生講解。體現(xiàn)新課標自主探究再增加難度，升級到情境造句，再次讓學生體會介詞of和for的區(qū)別。體現(xiàn)了合作交流的學習方式，促使學生相學習，互相幫助，發(fā)展合作精神。StepⅣSummaryTeacher:ShowsomesentencesthatincludeIt’s+adj.+for/ofsb.todosth.Sointhisclass,Itisimportant