动词用法市公开课一等奖省赛课微课金奖PPT课件.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Grade 7(Book1)Grammar,The Usage of Verbs,第1页,动词,：表示动作或状态词。,动词种类,：,1,）,按其作用可分为,连系动词,、,行,为动词,（实义动词）、,助动词,和,情,态动词,。,2,）动词依据其后是否带有宾语，,可分为两类：,及物动词,、,不及物动,词,，,缩写形式分别为,vt.,和,vi.。,第2页,连系动词本身有一定意义，但不完整，,不能单独作谓语，必须和表语一起组成谓,语。常见连系动词,：,be,，,become,，,get,，,look,，,seem,，,feel,，,smell,，,sound,，,keep,，,become,，,turn,初一上册我们所见到连系动词为,:,be,动词。,e.g.She is a good swimmer.,连系动词,第3页,Be,动词,动词使用方法之,第4页,你知道,Be,动词家族组员吗？,am;is;,are,第5页,be,动词,包含,“,am”,“is”,“are”,三,种形式,。,第一人,称单数,(I),配合,am,来,用。,句型,解析,：,I am+,I am,smart,.,I am ten years old.,I am a student.,I am a boy,.,各个击破,第6页,第二人,称,(You),配合,are,使用。,句型解析：,You are+,You are my good friend.,You are a good person.,You are beautiful.,第7页,第三人,称单数,(He or She or It),配合,is,使用。,句型解析：,She(He,It)is+,She is a good girl.,She is so cute.,She is,a teacher.,第8页,人,称复数,(,we,/you/they,),配合,are,使用。,句型解析：,W,e,(,You,They,),are,+,We,are,in Class 5,Grade 7,.,They are my friends,.,You,are,good students,.,第9页,连系动词,be,是,am,is,are,三者原形，普通不直接出现在句子中，而是以,am,is,are,形式出现。所以提议用歌谣熟记,be,使用方法,:,歌曰：,我,(I),用,am,你,(you),用,are,，,is,连着他,(he),、她,(she),、它,(it);,单数,is,复数,are,学好英语就靠它。,变否定，,很,轻易，,be,后,面,not,添,；,变疑问，,也不难，把,be,放在句首前,，,句末问号莫丢弃,，句,首大写莫忘记。,Be,动词使用方法,第10页,你能总结出,be,动词各种句式吗？,必定句：,否定句：,普通疑问句：,必定答语：,否定答语：,特殊疑问句：,主语,+be(am,is,are)+,其它,.,主语,+be(am,is,are)+not+,其它,.,Be(Am,Is,Are)+,主语,+,其它？,Yes,主语（代词）,+be(am,is,are).,No,主语（代词）,+be(am,is,are)+not.,疑问词,+be(am,is,are)+,其它？,第11页,一、用,be,动词适当形式填空,Amy _ her sister.,2.His name _ Kate.,3.-What _ your phone number?,-It _284-2942.,4.,-,_ you Cara?,-,No,I _ Gina.,5.Her brothers name _ John.,6.His family name _ Li.,is,is,is,Are,am,is,is,is,Practice,第12页,()1.Where _ they from?Theyre from China.,isB.am C.are,()2.Is she Maria?No,she _.,A.is B.isnt C.arent,()3.Are they from Canada?No,they _.,A.are B.arentC.isnt,()4.Is he Li Ping?Yes,_.,A.ImB.hesC.he is,()5._ you Mingming?Yes,I _.,A.Are;areB.Am;am C.Are;am,()6.Mary _ from Cuba.,isB.am C.are,第13页,请依据要求改变句型,:,This is a ruler.,（改为否定句）,Im a student.,（改为普通疑问句并必定回答）,These are her things.,（改为否定句）,That is my sister.,（改为普通疑问句并否定回答）,This isnt a ruler.,isnt=is not,Are you,a student?Yes,I am.,These arent her things.,arent=are not,Is that,your,sister?No,it isnt.,第14页,请继续做下面题目：,5.Those are erasers.,（改为普通疑问句并必定回答）,6.This is,an orange,.,（提问划线部分）,7.These are,apples,.,（提问划线部分）,8.My notebook is,on the desk,.,（提问划线部分）,Are those erasers?Yes,they are.,Whats this?,Whatre(=What are)these?,Where is your notebook?,第15页,动词使用方法之,行为动词,第16页,一、什么是行为动词,行为动词意义完整，能独立用作谓,语,。动词,be,和动词,have,普通表示状态,，而行为动词大都来表示动作，如,work,study,swim,等。,初一上册我们主要接触是普通现,在时中行为动词使用方法。,第17页,二、行为动词普通现在时组成,行为动词普通现在时须用动词原形表示,，但当主语是第三人称单数时，词尾须加,-s,或,-es,，其组成方法与名词复数组成方法相,同，现以动词,work,为例：,I,You,（你）,He,She,It,We,You,（你们）,They,work.,works.,work.,第18页,三、行为动词普通现在时基本使用方法,1,）表示现在经常发生或习惯性动作或状态：,I usually walk to school.,They work here.,My grandfather watches TV every evening.,He goes to school by bus.,2,）表示客观事实或普遍真理：,The sun rises in the east.,The earth moves round the sun.,Two plus two makes four.,第19页,四、行为动词普通现在时第三人称,单数形式组成,行为动词普通现在时第三人称单数形式,组成方法和名词复数组成方法完全一样。,1,）普通在动词原形后加,s,：,work works,run runs,live lives,第20页,2,）以,s,x,sh,ch,结尾动词加,es,：,finish finishes,teach teaches,watch watches,guess guesses,fix fixes,mix mixes,第21页,4,）如词末为,o,，,o,前加,es,：,go goes,do does,3,）以辅音字母加,y,结尾动词变,y,为,i,再加,es,：,carry carries,fly flies,但,play plays,y,之前是元音字母，只加,s,。,第22页,一、,用动词适当词填空。,比如：,She always,eats,(eat)her lunch at noon.,She _(do,）,the housework.,The children _(go)to school in the morning.,Mrs.Smith _(stay)at home.,Their father _(take)them to school.,does,go,stays,takes,Practice,第23页,Think:,以下句子怎么改成普通疑问句：,1.,I like running.,2.Daming comes from China.,3.William likes computer games.,Do you like running?,Does Daming come from China?,Does William like computer games?,第24页,助动词,动词使用方法之,第25页,助动词本身没有词义，不能独立作谓语，,只能和主要动词一起组成谓语，表示否定、疑问、时态、语态或其它语法形式。,常见助动词有,be,，,have(has),，,do(does),，,will,，,shall,等。,在初一上册书中我们主要接触助动词为,do(does),。,助,动,词,第26页,用作,助动词,do,（,does,）与用作,行为动,词,do,（,does,）。,1,、,do,（,does,）用作行为动词普通表示“做”、“干”等意思。,We,do,morning exercises every day.,Jack often,does,some washing on Sundays.,She never,does,her homework in the evening.,第27页,2,、,do,（,does,）作助动词使用方法。,主要用来帮助组成疑问句、否定句、否定祈使句或用于替换等。,1）组成普通疑问句，比如：,Do you want to pass the test?,2,）,组成特殊疑问句，比如：,Where are you come from?,3,）,do+not,组成否定句，比如：,He doesnt like to study.,4),组成否定祈使句，比如：,Dont go there.,5,）用于替换,Does he like the job?Yes,he does,。,第28页,1,、助动词,do,在普通现在时中帮助组成普通疑问句，主语为第三人称单数时在句首加,does,其结构是,：,Do+,主语,+,动词原形,?,They live near our school.,Do they live near our school?,The students like learning English.,Do the students like learning English?,第29页,2)Does+,主语（第三人称单数）,+,动词原形,?,He watches TV every evening.,Does he watch TV every evening?,My father teaches Chinese.,Does your father teach Chinese?,简略回答用助动词,do/does,和,dont/doesnt,代替,行为动词,.,Do you often go shopping with your mother?,-Yes,I do./-No,I dont.,Does his mother work in that factory?,-Yes,she does./-No,she doesnt.(,回答时须用人称代词,),第30页,2,、助动词,do,（,does,）在普通现在时中帮助组成特殊疑问句，其句子结构为：,疑问词,+,普通疑问句？,When do we have breakfast?,Where does he play basketball,？,How many books do you have?,第31页,将以下句子改为否定句和普通疑问句：,1,）,They work in a factory.,2,）,Mary likes sports.,3,）,The boys go to school on foot.,They dont work in a factory.,Do they work in a factory?,Mary doesnt like sports.,Does Mary like sports?,The boys dont go to school on foot.,Do the boys go to school on foot?,第32页,1.The kangaroo likes eating meat.(,改为否定句,),The kangaroo _ eating meat.,2.The monkey lives in the jungle.(,改为普通疑问句,)_ the monkey _ in the jungle?,3.The snake comes from,Asia,.(,对划线部分提问,)_ the snake _ from?,Where does,doesnt like,Does,live,come,第33页,情态动词,动词使用方法之,第34页,情态动词本身有一定词义，表示说话人,情绪，态度或语气,。,初一上册我们接触最多情态动词是,can,，表示“能，会”做某事。,情,态,动,词,第35页,sing,swim,ride a bike,She can sing.,He can swim.,They can ride a bike.,一、,Say what the people in the picture can do.,第36页,含情态动词,can,否定句，直接在情态动词,can,后加,not,成为,can not,缩写为,cant,。,第37页,二、把以下句子变为否定句。,1,、,Lingling can ride a horse.,2,、,He can speak Chinese.,3,、,Lingling and Daming can play the piano.,4,、,My father can play table tennis.,5,、,She can swim.,cant,cant,cant,cant,cant,第38页,含情态动词,can,普通疑问句，直接将,can,提至句首，回答主语和问句主语要一致。,情态动词,can,没有些人称和数改变，即表示“某人会（不会）做某事”用“,can(cant)+,动词原形”。,第39页,三、把以下句子变为普通疑问句并作必定和否定回答。,1,、,Lingling can ride a horse.,2,、,I can speak Chinese.,Can Lingling ride a horse?,Yes,，,she can./No,，,she cant.,Can you speak Chinese?,Yes,，,I can./No,，,I cant.,第40页,-Who can sing in English in your class?,你们班上谁会用英语唱歌？,-Lily can.,莉莉会。,-How many boats can you see in the river?,你能看见河中有多少只船吗？,-Only one boat.,仅有一只。,-What can you see in the picture?,你能在图画中看到什么？,-I can see some birds and two big trees in it.,我能看到一些鸟儿和两棵大树。,你能总结出,can,特殊疑问句式么？,第41页,can,特殊疑问句句型为,:,1.who+can+,动词原形,+,其它。该句型,who,相当于主语。,2.,特殊疑问词,+,名词,+can+,主语,+,动词原形,+,其它。,该句型中特殊疑问词惯用,how many,how much,等。,3.,特殊疑问词,+can+,主语,+,动词原形,+,其它。,该句型中特殊疑问词惯用,what,where,when,等,普通用必定陈说句作答。,第42页,1.,表示“能、会”,指脑力或体力方面“能力”。,I can speak Chinese.,我会讲汉语。,2.,表示推测,惯用于否定句或疑问句中,指某种可能性。,He cant be in the classroom.,他不可能在教室里。,3.,表示“能够”,惯用于口语中,指许可或请求做某事。,Can I have a cup of tea,please?,请问我能够喝一杯茶吗？,拓展,Can,使用方法,第43页,其他情态动词,拓展,may,可能，能够,must,必须，一定,mustnt,禁止，不允许,have,（,has,）,to,不得不,need,需要，有,.,必要,neednt,没必要,第44页,1,、贝蒂会说英语，但她不会说汉语。,Betty _ _ English,_she_ speak Chinese.,2,、你朋友会骑马吗？,会。,_ your friends _ _ _?Yes,_ can.,3,、那个女孩不会打网球。,The girl _ _ tennis.,4,、托尼会游泳吗？,不会。,_ Tony _?No,he _.,5,、他们会弹钢琴,。,They _ _ the _.,眼看脑思手动,can,speak,but,cant,Can,ride,a,horse,they,cant,play,Can,swim,cant,can,play,piano,第45页,Homework,Finish the exercises.,第46页,Thank you!,第47页,