Unit7ArtLesson3AMusicalGenius语法完整版讲课件高中英语北师大版

Unit7ArtLesson3GrammarFocus教材分析本课学习构词法中的派生法，通过添加后缀改变词性，构成新的单词。教学目标

在本课学习结束时，学生能够掌握派生构词法的基本规律。教学重难点【教学重点】掌握派生构词法的用法。【教学难点】掌握派生构词法中有特殊变化的单词。教学过程Step1RevisionRecallthestoryofBeethovenandcompletethesentenceswiththephrasesbelow.设计意图：回顾贝多芬的生平故事，复习重点词汇。Step2ObservingCompletetheWordBuilder.Useadictionarytohelpyou.设计意图：通过练习初步了解构词的规律。Step3Grammarsummary1.Mostsuffixeschangeawordtoadifferentpartofspeech(词性).2.Whenweaddasuffix,wesometimeschangethespellingoftheoriginalword.3.Thepronunciationorstressoftenchanges.4.Afewsuffixes,particularlyattheendofadjectives,haveaclearmeaning.设计意图：总结构词法的基本规律，并提供一些常见的后缀。Step4Practice1.CompletethesentenceswiththecorrectformofthewordsintheWordBuilder.2.Completethepassagewiththecorrectformofthewordsinbrackets.设计意图：通过练习，掌握词汇的变化规律。Step5Assignment1.Findoutmorewaystoformnewwords.2.Formoreexercise,turntoPage80forExercise6.设计意图：主动学习更多的构词法，培养自主学习的习惯。RevisionRecallthestoryofBeethovenandcompletethesentenceswiththephrasesbelow.1.Beforetheperformance,the_____________________wastense.2.MichaelUmlaufjoinedhimandtogetherthetwomen_____________theorchestra.3.Beethoven______________infrontoftheorchestra,____________________intheair,and______________________ofhisscore.4.Asthefinalnotesignalledtheend,theaudience___________________,clapping,cheering,and________________.5.CarolineUngertookBeethoven’sarmand_________________theaudience.6.Inaninterviewafterwards,Carolinesaid__________________,“Theaudiencewasshockedaswell.”Focusing

on

language:

WordbuildingmusicalObservingCompletetheWordBuilder.Useadictionarytohelpyou.composercomposeperformerperformproductionproducerproductiveconductorhesitationhesitantjoyousresponseresponsiveGrammar—Word

family常见前缀：dis-表示“不，无”im-表示“不”in-表示“不”ir-表示“不，无”dishonest不诚实的disagree不同意dislike不喜欢disadvantage缺点impossible不可能的impatient不耐烦的imbalance不平衡的immoral不道德的inexpensive不贵的informal非正式的incapable没有能力的incorrect不正确的irregular不规则的irrelative无关的irresistible

不可抗拒的irrational不合理的inter-表示“相互”re-表示“再；重复”

mis-表示“错误的”un-表示“不”Internet互联网international国际的interact相互作用interchange交换retell重述rewrite重写rebuild重建restart重新开始mistake错误misunderstand误会misuse乱用misfortune不幸unable不能的unhappy不开心的unexpected出乎意料的unpopular不受欢迎的常见后缀：词类后缀例词名词-er/-ordriver

司机；reader读者；inventor

发明者；visitor

访问者-ianmusician

音乐家；magician

魔术师；historian

历史学家-mentdevelopment发展；agreement

同意；government

政府-istscientist

科学家artist

艺术家pianist

钢琴家-nesscarefulness细心；kindness

善良；happiness幸福；illness

疾病-thtruth

真相；growth成长；warmth

温暖-tioninformation信息；education

教育；pronunciation

发音-tysafety安全；difficulty

困难；activity

活动；ability

能力-shipfriendship友谊；hardship

艰难；partnership

合作关系Grammar—Word

family词类后缀例词形容词-able,-iblecomfortable舒适的；useable可用的；possible可能的-fulcareful小心的；helpful

有帮助的；useful有用的-iveactive积极的；attractive

有吸引力的；productive生产的-lessuseless无用的；homeless无家可归的；hopeless没有希望的-lyfriendly

友好的；lovely

可爱的；lively

生动的-ousdangerous危险的；famous著名的；serious严肃的-ese,-(ia)nChinese中国的；Australian

澳大利亚的；Canadian加拿大的-yhealthy

健康的；cloudy多云的；windy有风的-alnatural自然的；national

民族的；traditional传统的副词-lysimply

简单地；quickly迅速地；easily

容易地Grammar—Word

familyBuild

your

words,

build

your

strength!以一个单词为词根，加前缀或后缀构成一个新词的方法。一般情况，加前缀不改变词性，只改变原词的词义；在词根后加后缀，一般会改变词性。Addingaprefixorsuffix派生法GrammarsummaryAddingaprefixorsuffix派生法名词后缀：-ment：development，agreement，government-er/-or表示人：driver，reader，inventor，visitor-ian表示人：musician，magician，historian-ist表示人：scientist，artist，pianistGrammarsummaryAddingaprefixorsuffix派生法名词后缀：-ness：carefulness，kindness，happiness，illness-th：truth，growth，warmth-tion：information，education，pronunciation

-ty：safety，difficulty，activity，ability-ship：hardship，partnership，friendshipGrammarsummaryAddingaprefixorsuffix派生法形容词后缀：-ful：careful，helpful，useful-less：useless，homeless，hopeless-ly：friendly，lovely，lively-ive：active，attractive，productive-able/-ible：usable，possible，comfortableGrammarsummaryAddingaprefixorsuffix派生法形容词后缀：-ous：dangerous，famous，ambitious-y：healthy，cloudy，windy，snowy-al：natural，national，traditional副词后缀：-ly：simply，happily，quickly

GrammarsummaryVocabularyLearning—hesitate【释义】vi.tobeslowtospeakoractbecauseyoufeeluncertainornervous;tobeworriedaboutdoingsomething,especiallybecauseyouarenotsurethatitisrightorappropriate犹豫；迟疑；顾虑【例句】Ididn’thesitateforamomentabouttakingthejob.我毫不犹豫地接受了那份工作。Pleasedonothesitatetocontactmeifyouhaveanyqueries.如果有疑问就请尽管和我联系。【同根词】hesitationn.

犹豫；hesitantadj.犹豫的【常用搭配】[nothesitatetodo]Ifthisthingshappenedtoyou,donothesitatetoreport.如果这种事情发生在你身上，就要毫不犹豫地报告。hesitate/ˈhezɪteɪt/VocabularyLearning—respond【释义】vt.togiveaspokenorwrittenanswertosomebodyorsomething回答；回复vi.todosomethingasareactiontosomethingthatsomebodyhassaidordone作出反应；回应【例句】Iaskedhimhisname,buthedidn’trespond.我问他叫什么名字，可他没回答。Howdidtheyrespondtothenews?他们对这则消息有什么反应?【词语辨析】responsen.反应；回应【词语辨析】respond,replyrespond正式用词，指即刻的，以口头或行动对外来的号召、请求或刺激等作出回答或响应。reply较正式用词，侧重经过考虑的较正式答复。respond/rɪsˈpɒnd/VocabularyLearning—signal【释义】vt.＆vi.tobeasignthatsomethingexistsorislikelytohappen标志着；togiveinformationinwriting标明；tomakeamovementorsoundtogivesomebodyamessageoranorder发信号n.amovementorsoundthatyoumaketogivesomebodyinformation,instructionsorwarnings信号【例句】Youmustsignalwhichwayyouaregoingtoturn.你要朝哪个方向转，必须发出信号。Chestpainscanbeawarningsignalofheartproblems.胸部疼痛可能是心脏病的报警信号。【同根词】symbol,signalsymbol指作象征或表达某种深邃意蕴的特殊事物；signal指为某一目的而有意发出的信号