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1、一般现在时表示现在经常反复发生的动作、存在的状态或习惯性的动作的时态。,1.表示现在的状态：e.g.Hes twelve.Shes at work.2.表经常或习惯性的动作：e.g.I get up at 6:30 every day.He reads English every morning.常用的状语：often,sometimes,usually,every day 等。3.表主语具备的性格和能力等：e.g.She likes noodles.They speak French.4.表示不受时间限制的普遍真理和自然规律：e.g.Two and four is six.The moon
2、goes around the earth.,He plays basketball in the gym every morning.（每天早晨）,动词,时间,amisare,当主语是 I 的时候,当主语是第三人称单数的时候，比如he,she,it,Yaoming等,当主语是第二人称（you）以及复数的时候,非第三人称单数做主语，动词用原型第三人称单数做主语时，动词发生变化如下表：,be,行为动词,一、人称代词he,she,it是第三人称单数。,He likes watching TV.他喜欢看电视。She has lunch at twelve.她十二点吃午餐。It looks like
3、a cat.它看起来像只猫。,什么是第三人称单数？,二、单个人名、地名或称呼作主语；是第三人称单数。,Han Mei looks like her mother.韩梅看起来像她的母亲Beijing is in China.北京在中国。Uncle Wang often makes cakes.王叔叔经常做蛋糕。,三、单数可数名词或this/that/the+单数可数名词作主语时，是第三人称单数。,A panda is a shy animal.熊猫是害羞的动物。This book is yellow.这本书是黄色的。That car is red.那辆小汽车是红色的。The cat is bla
4、ck.这只猫是黑色的。,一般现在时的构成：肯定句：主语is/am/are其它成分.He is an office worker.主语(除第三人称单数)动词原形其它成分.I get up at six every day.主语(第三人称单数)动词s/es 其它成分.My father usually goes to work by bus.,我(I)用am,你(you)用are,Is 连着他(he)她(she)它(it),遇到复数都用are.,含系动词的句子,含实义动词的句子,否定句：主语am/is/are not其它成分.e.g.They are not in the library.主语(不
5、是第三人称单数)dont动词原形其它成分.e.g.I dont like swimming.主语(是第三人称单数)doesnt动词原形其它成分.e.g.The old man doesnt like playing cards.,含系动词的句子,含实义动词的句子,一般疑问句：Am/Is/Are+主语其它成分?e.g.Is it a tall tree?Do+主语(不是第三人称单数)动词原形其它成分?e.g.Do the Greens often go swimming in summer?Does+主语（是第三人称单数）动词原形其它成分?e.g.Does the earth go around
6、 the sun?,一般现在时,结构：,肯定句：主语+动词原形/动词三单,一般疑问句：Do/Does+主语+动词原形,否定句：主语+dont/doesnt+动词原形,肯/否回答：Yes,主语 do/does.No,主语 dont/doesnt.,特殊疑问句：特殊疑问词+do/does+主语+动词原形,否定句:一般疑问句:肯定回答:否定回答:,I get up at 6:35 in the morning.,I do not(dont)get up at 6:35 in the morning.,Do you get up at 6:35 in the morning?,Yes,I do.,No
7、,I dont.,对于实意动词，疑问句要求：当主语是他(he)，她(she)，它(it)时，句子前面加DOES，并把动词恢复原形；当主语是其他人称时，句前加DO，第一人(I/we)称换第二人称(you)。,They play football in the playground.,否定句:一般疑问句:肯定回答:否定回答:,They do not(dont)play football in the playground.,No,they dont.,Yes,they do.,Do they play football in the playground?,写出下列动词的第三人称单数形式,sing
8、,swim,paint,cook,run,write,dive,jump,draw,read,ride,play,feed,walk,pick,climb,throw,leave,chase,talk,put,dig,shake,eat,do,wash,watch,read,sail,collect go,s,s,s,s,s,s,s,s,s,s,s,s,s,s,s,s,s,s,es,es,es,s,s,s,s,s,s,s,dries,flies,dry,fly,es,s,s,1 I _(want)a cup of water.2 You _(help)me English every day.
9、3 Dick _(study)very well.4 Children always_(like)candy.5 She _(come)from Shanghai.6 My father _(go)fishing every Sunday.,want,help,comes,studies,like,goes,dont want,dont help,dont like,doesnt study,doesnt come,doesnt go,非三单，用dont 来否定，即dont+V原型；三单，用doesnt 来否定，且动词还原成原型，即doesnt+V原型,Ex1.将下列各句从肯定式改为否定式,I
10、 talk to Peter because I like him.Kate comes from America.Kate works with PeterI am Chinese,and I am a student.They know each other.,I dont talk to Peter because I dont like him.,Kate doesnt come from America.Kate doesnt work with Peter.,I am not Chinese,and I am not a student,They dont know each ot
11、her.,EX2 1.Tom often_(get)up at six in the morning 2.The earth _(go)around the sun.3.Marys parent _(live)in Beijing.4.She _(draw)very well.,Ex1.写出下列词的单三形式：look;go;give;fly;have,looks;goes;gives;flies;has,gets,goes,lives,draws,I speak English.2.We like Math.3.They go swimming on Sundays.4.He gets up
12、very early.,将下列句子改成否定句，一般疑问句并回答：,I dont speak English.,Do you speak English?Yes,I do/No,I dont.,We don t like Moths.,Do you like moths?Yes,we do/No,we dont.,They dont go swimming on Sundays.,Do they go swimming on Sundays?Yes,they do./No,they dont.,He doesnt get up very early.,Does he get up very ea
13、rly?Yes,he does./No,he doesnt.,Lets correct:I goes to school at six every day.He dont like playing football.3.They likes playing games.4.Daming watchs TV in the evening.5.Does he usually has a party?6.What do they on Sunday?7.Tony goes always to school at eight oclock.8.What they eat in the party?9.
14、Lily haves lunch at school.10.What do his parents usually gives him?,go,doesnt,like,watches,have,do,has,give,1.I want to buy a big green bag.(变特殊疑问句)_ _ you want to buy？,2.Mary does not have any books.(变肯定句)Mary _ _ books.,3.She likes the black bag.(变为否定句),She doesnt like the black bag.,What do,has
15、some,4.I buy the pants for only 50 Yuan.(用she改写句子)_ _ the pants for only 50 Yuan.,She buys,5.He often has hamburgers and apples for dinner.(变为否定句),He doesnt often have hamburgers and apples for dinner.,动词be一般现在时的构成,否定句:一般疑问句:肯定回答:否定回答:,I get up at 6:35 in the morning.,I do not(dont)get up at 6:35 in
16、 the morning.,Do you get up at 6:35 in the morning?,Yes,I do.,No,I dont.,对于实意动词，疑问句要求：当主语是他(he)，她(she)，它(it)时，句子前面加DOES，并把动词恢复原形；当主语是其他人称时，句前加DO，第一人(I/we)称换第二人称(you)。,They play football in the playground.,否定句:一般疑问句:肯定回答:否定回答:,They do not(dont)play football in the playground.,No,they dont.,Yes,they d
17、o.,Do they play football in the playground?,Ex1.将下列各句从肯定式改为否定式,I talk to Peter because I like him.Kate comes from America.Kate works with PeterI am Chinese,and I am a student.They know each other.,I dont talk to Peter because I dont like him.,Kate doesnt come from America.Kate doesnt work with Peter
18、.,I am not Chinese,and I am not a student,They dont know each other.,1.Her parents live in Shanghai.否:Her parents_ in Shanghai.疑：_ her parents_ in Shanghai?.2.You study English.否：You study English.疑：you study English?3.How often Tom football?A.is,play B.do,playC.does,play D.does,plays,dont live,Do,live,dont,Do,C,
