一般现在时与现在进行时讲解学习.ppt

一般现在时与现在进行时 现在进行时的动词变化规则：一般在动词原形后+ing do ask doing asking以不发音以不发音e结尾结尾的动词，去的动词，去e+ing：write take dance writing taking dancing以重读闭音节以重读闭音节结尾的动词，结尾的动词，双写辅音字母双写辅音字母+ing：get run swim put getting running swimming puttingDo you know how to get“-ing”?Lets try!do _ watch _ clean _ read_ eat_ play_ danc_ writ_ run _ swim _ing ing ing ing ing ing ning ming ing ing e e 进行时态口诀：进行时态口诀：进行时很好记，进行时很好记，bebe加动词加动词inging。别说别说bebe无词义，主语和它最亲密。无词义，主语和它最亲密。闭音双写去哑闭音双写去哑e e，分词构成需仔细。，分词构成需仔细。变疑问变疑问bebe提前，否定提前，否定not not 再后添。再后添。否定句：否定句：直接在直接在be(am,is,are)+后加后加not.not.如：如：I I am am writwritinging.I I amam notnot writ writinging.一般疑问句一般疑问句直接把直接把bebe提前提前,HeHe isis draw drawinging.-IsIs hehe draw drawinging?-Yes,-Yes,hehe isis./No,./No,hehe isnt isnt.特殊疑问句特殊疑问句:特殊疑问词特殊疑问词+一般一般疑疑问句问句-划线部分？划线部分？1.HeHe isis drawing drawing in the classroomin the classroom.-IsIs hehe drawing drawing in the classroomin the classroom?-WhereWhere+is he drawingis he drawing -in the classroomin the classroom?Where Where is he drawingis he drawing？加特殊疑问词加特殊疑问词先改一般疑问句先改一般疑问句减划线部分减划线部分 2.HeHe isis drawing drawing in the in the classroomclassroom.-IsIs hehe drawing drawing in the classroom in the classroom?-WhoWho+is is-hehe drawing drawing in the classroomin the classroom?Who is drawing in the classroom?加特殊疑问词加特殊疑问词先改一般疑问句先改一般疑问句减划线部分减划线部分 1.He is riding in the park.Where is he riding?2.Tom is watching TV.Who is watching TV?3.Helen is reading a book at home.What is Helen doing at home?进行时态口诀：进行时态口诀：进行时很好记，进行时很好记，bebe加动词加动词inging。别说别说bebe无词义，主语和它最亲密。无词义，主语和它最亲密。闭音双写去哑闭音双写去哑e e，分词构成需仔细。，分词构成需仔细。变疑问变疑问bebe提前，否定提前，否定not not 再后添。再后添。何时进行看信号何时进行看信号,look,listen and now.,look,listen and now.Look,read and judge:判断下列句子的时态判断下列句子的时态1.LOOK!The birds are singing.2.I often go to school by bus.3.Mike goes shopping on Sundays.4.They are having an English lesson now.5.Its six oclock.Ben is having supper.6.Helen plays football after school.LOOKare singingoftenon Sundaysare havingnowIts six oclock is having playsgoesafter schoolgo现在进行时现在进行时现在进行时现在进行时现在进行时现在进行时一般现在时一般现在时一般现在时一般现在时一般现在时一般现在时Present Continuous Tense （现在进行时）（现在进行时）Simple Present Tense （一般现在时）（一般现在时）信号词信号词 动词的形式动词的形式时态名称时态名称 信号词 动词形式动词形式现在进行时look,listen,now,Its.(几点了)be+动词动词ing一般现在时sometimes,usually,often,always,every.,1.原形原形2.动词动词+s/es (第三人称单数第三人称单数)Present Continuous Tense （现在进行时）（现在进行时）构成：现在分词现在分词构成：Be+动词ing练习：拼读出下列动词的练习：拼读出下列动词的ing 形式形式.1.help_ e_3.swim_ 4.eat_5.give_ 6.take_7.sit _ 8.play_helpingcomingswimmingeatinggivingtakingplayingsitting Simple Present Tense （一般现在时）（一般现在时）Present Continuous Tense （现在进行时）（现在进行时）动词动词+ing（现在分词）（现在分词）l动词原形动词原形l动词动词第三人称单数形式第三人称单数形式（简称三单形式）（简称三单形式）主语主语是第三人称单数，是第三人称单数，动词要使用三单形动词要使用三单形式。式。动动词词形形式式Look,read and judge:判断下列人称是不是三单,用yes或no回答Mike_ we _ your sister_ my mothers student_ it_ Yang Lings dog_ his brother_ Helen and Su Yang_ you_除了除了I，除了，除了you,除了复数，剩下的都是三单除了复数，剩下的都是三单。当主语是第三人称单数时，动词要使用三单形式。当主语是第三人称单数时，动词要使用三单形式。1.I like playing football.He playing football.2.Mike and I have some stamps.Yang Ling some stamps,too.likeshas1.wash washes 2.stay stays 3.guess guesses4.study studies 5.take takes 6.go goes7.stop stops 8.see sees 9.drive drives10.play plays 11.fly flies 12.find finds13.teach teaches 14.wash washesExercise:拼读出下列单词的三单形式Simple Present Tense （一般现在时）（一般现在时）(2)以s,x,sh,ch结尾的单词，或当 o前为辅音字母,加eswatchesteachesgoesdoeswashesbrushes(3)以辅音字母加y结尾的单词，将y改为i加es:studystudies flyflies carrycarries crycries但在y前如果为元音则直接加s buyssaysrunsgetslikestakesplays climbs (1)多数动词直接加s:(4)特殊变形：havehas gogoesExercise:用所给词的适当形式填空（根据标志词判断时态，进而确定动词形式）1.Mike often_(play)football in the playground.2.Mike _(play)football in the playground now.3.Listen!Nancy is_(sing)4.What_(do)he usually_(do)after school?5.Danny _ _(study)English and Art at school.6.Mike _(go)to the park with his sister now.7.Its eight oclock,she _ _ _(watch)TV.8.Where is Mike?He_ _(read)English in the classroom.playsis playingsingingdoesdostudiesis goingis watchingis reading1.Mike often_plays_(play)football in the playground.2.Mike _is playing_(play)football in the playground now.Exercise:根据要求完成句子1.Mike goes to school from Monday to Friday.(用now替换from Monday to Friday）2.Nancy usually swims on Sundays.(用now替换on Sundays)3.Liu Tao is having an English lesson now.(用on Tuesday替换now)nowis goingMike is going to school now.Nancy is swimming now.Liu Tao has an English lesson on Tuesday.Exercise:时态互换时态互换 1.Helen usually takes photos on Sundays.(用用now代替代替on Sundays)Helen is taking photos now.2.Su Yang is dancing with her sister now.(用用always代替代替now）Su Yang always dances with her sister.3.He is watering trees in the park now.(用用often代替代替now）He often waters trees in the park.4.Mary sometimes makes cakes at home.(用用now代替代替sometimes）Mary is making cakes at home now.1.He wants a book.2.Jimmy is washing clothes.变一般疑问句有有be动词动词/情态动词的，情态动词的，将be动词/情态动词放到句子开头。没有没有be动词动词/情态动词的，情态动词的，在句子开头加Do,三单加does.变一般疑问句，遇someany，Iyou，weyou,myyour,ouryour一、变一般疑问句：wantDoesisDoes he want a book?Is Jimmy washing clothes?1.Mike likes milk very much.2.They walk to school.3.Ling Ling and Mike are singing now.4.I am Chinese.5.Ben can run fast.1.Does Mike like milk very much?2.Do they walk to school?3.Are Ling Ling and Mike singing now?4.Are you Chinese?5.Can Ben run fast?1.He wants a book.2.Jimmy is washing clothes.二、变否定句变否定句有有be动词动词/情态动词的，情态动词的，在be动词/情态动词后加not.没有没有be动词动词/情态动词的，情态动词的，在人称的后面，动词的前面加dont,三单加doesnt.变否定句，遇someany.wantdoesntnotHe doesnt want a book.Jimmy is not washing clothes.1.Mike likes milk very much.2.They walk to school.3.Ling Ling and Mike are singing now.4.I am Chinese.5.Ben can run fast.1.Mike doesnt like milk very much.2.They dont walk to school.3.Ling Ling and Mike are not singing now.4.I am not Chinese.5.Ben cant run fast.三、对划线部分提问（变特殊疑问句）1.He wants a book.2.Mike is washing clothes.特殊疑问词：what,where,how,who,whose由特殊疑问词引导的问句特殊疑问句whatWho is washing clothes?whoWhat does he want?1.Mike likes milk very much.2.They go to school by bike.3.Ling Lings book is on the desk.4.I am a doctor.5.I work there for two years.2.How do they go to school?3.Whose book is on the desk?1.What does Mike like very much?4.Who is a doctor?5.How long do you work there?此课件下载可自行编辑修改，仅供参考！此课件下载可自行编辑修改，仅供参考！感谢您的支持，我们努力做得更好！谢谢感谢您的支持，我们努力做得更好！谢谢