现在分词学习课件市公开课金奖市赛课一等奖课件.pptx

第1页第1页Look at following sentences,pay attention to the words in red.Verb-ing form as an adjective or adverbHe told us the exciting news.The children went home,talking and laughing.The children playing outside are in Class Two.第2页第2页The present participleDefinition 现在分词是非谓语动词一个形式，它由原形动词+ing构成。它能够有自己宾语或状语，有时态及语态改变，它普通式通常含有积极意义。第3页第3页FunctionsFunctionsu AttributeThis will have a lasting effect.1.单个现在分词通常作前置定语。The amusing story set us laughing.2.现在分词短语通常作后置定语。People running these factories are very concerned about the environment.=people who run these factories are very concerned about the environment.They live in the house facing the south.=they live in the house that faces the south.第4页第4页3.Use a verb-ing form to form a compound with an Adverb or a noun*The fast-growing economy has caused environmental problems.A wood-burning stove is environmentally unfriendly.4.Put an adverb before the verb-ing formThat was an extremely interesting speech.第5页第5页4.现在分词与动名词作定语时区别：动名词表示其修饰名词性质，或用途，与它修饰词无逻辑上主谓关系。现在分词做定语，表明被修饰名词动作，与这个名词构成了逻辑上主谓关系，相称于一个定语从句。a sleeping car=a car for sleeping a sleeping boy=a boy who is sleeping动名词动名词现在分词现在分词a waiting taxi=a taxi which is waitinga waiting room=a room for waiting第6页第6页u Predicative This destruction is frightening.比较：Her job is looking after children.=Looking after children is her job.第7页第7页 在see,hear,notice,feel,find等动词后面，用现在分词表示动作正在进行（即观测到整体动作一部分）。u Object complement We all found his argument convincing and interestingI saw him working in the garden yesterday.I saw him work in the garden yesterday.第8页第8页u Notice:现在分词作宾语补足语与过去分词作宾语补足语区别：现在分词表示积极以及动作延续，过去分词所现在分词表示积极以及动作延续，过去分词所表示动作往往是完毕和被动表示动作往往是完毕和被动He had the fire burning day and night.他让火日夜燃烧着。（动作延续动作延续）Father had me swimming the whole summer vocation.(积极积极）Mary had her dress washed.Mary 叫别人洗了她衣服。（动作由别人完毕，并与前面动作由别人完毕，并与前面名词构成被动关系名词构成被动关系）第9页第9页uA verb-ing can be used after verbs like stand,sit and lie.These two actions are happening at the same time.*They stood talking to each other.=they stood when they were talking to each other.同窗们说说笑笑地走进教室。The students went into the classroom talking and laughing.第10页第10页u a verb-ing has a perfect form,e.g.having workedHaving finished his homework,he left the school.第11页第11页时态/语态积极被动普通式 doingbeing done完毕式having donehaving been doneBasic forms of verb-ing第12页第12页Ex.1)_(study)hard,youll make your mark.2)_(live)in the city for 20 years,he knows it quite well.3)That building _(repair)is our library.4)_(heat)to high temperature,the metal was cooled in the air.Having livedStudyingbeing repairedHaving been heated 第13页第13页ConsolidationTurn to page 29,complete the letter and the report.Retell the letter and the report to your partner,using your own language.第14页第14页Keys to A:1)shocking2)relaxing3)tiring4)disappointing5)interesting6)livingKeys to B:1)exciting2)walking3)falling4)following5)moving6)sleeping7)keeping8)pleasing第15页第15页第16页第16页