小学英语一般现在时 ppt课件.ppt

The simple present tense一般现在时,什么是一般现在时？,I wash the dishes every day.You sometimes take a bus home. They usually have lunch at 11:30.He always gets up early. She is often late for school.,You are 13.He is a student. You study at Olympic Garden Middle School.,The moon goes round the earth.,always(总是) usually(通常) often(经常) sometimes(有时) hardly(几乎不) rarely（很少） never(从不) every day(每天) every year(每年） all the time（所有时间）on Monday（在星期一） in January （在某月）,The simple present tense一般现在时,关键词,一般现在时,一般现在时-表示经常或习惯性的动作-表示现在的状态或主语具备的性格和能力等。,与频率副词usually ,often, sometimes ,always和时间短语in the morning /afternoon/evening, at noon/night , every day /week /year /month 连用,例句 I study English every morning. We speak Chinese. Jim likes playing football.,1. 表示经常性的动作或状态,2. 表示表示客观事实,3. 表示习惯性的动作或状态,1. 表示经常性、习惯性的动作或状态,I wash the dishes every day.You sometimes take a bus home. They usually have lunch at 11:30.He always gets up early. She is often late for school.,2. 表示表示客观事实,You are 13.He is a student. You study at Olympic Garden Middle School.,3. 表示永恒不变的真理；,The moon goes round the earth.,一般现在时（肯定句）,A：句中有be动词或情态动词（can等）时，be动词要随主语而相应改变，情态动词不变。,例如,B: 没有be动词和情态动词，句子中有实意动词的。（三单+Vs或es),例如,一般现在（有Be、can肯定句）,1、I am a teacher. 2、He is a student. 3、You are a boy. 4、I can swim.,主语 + be +其它,am,is,are,返回,2. 哪些主语是第三人称单数?,1、什么叫实义动词？ 实义动词是指表示有具体意思的动词,也叫行为动词。 如: like(喜欢）, eat（吃）, live（居住）, have（有）, run（跑） 等等。实义动词占英语中动词的绝大多数。,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 a cat. 它看起来像只猫。,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 black. 这只猫是黑色的。,一般现在时（实意动词肯定句）,1、I to school by bus. 2、He to school by bus. 3、She up at six.,go,goes,gets,主语+v（原形或es/s）+其他。,返回,当主语是第三人称单数时，动词需变化.动词单三的变化：1、一般情况下，直接加s，如： reads, plays, works, makes2、以s, x, ch, sh结尾，后加es. 如：watches3、以辅音字母加o结尾,一般加es ,如：does, goes4、“元音字母+y”结尾的单词，直接在词尾加-s。 如：plays, says5、辅音字母+y结尾的单词, 去y,加ies, 如：worries, studies,一般现在时（否定句）,A:否定句在be动词和情态动词后加not。,例如,B：句中没有be动词或情态动词时，主语为第三人称单数的否定句在动词前加does not (doesnt),非单三时，否定句在动词前加do not（dont),例如,一般现在时（有Be/can否定句）,1、I am a teacher.否：I am not a teacher.2、He is a student.否： He is not a student.3、You are a boy.否： You are not a boy.4、I can swim.否： I can not（cant) swim.,变否定句,I am a good boy.,I am not a good boy.,变否定句,He is at school.,He is not at school.,变否定句,They are students.,They are not students.,变否定句,She can speak English.,She can not speak English.,否定句：主语+ be+ not+其它,返回15,一般现在时（实意v否定句）,1、I to school by bus. 否： I to school by bus. 2、He to school by bus. 否：He to school by bus.,go,dont go,goes,doesnt go,B. 否定句：主语+dont/ doesnt+动词原形+其他。I study English every morning.We speak Chinese.Jim likes playing football.,I dont study English every morning.,We dont speak Chinese.,Jim doesnt like playing football.,变否定句,I want a banana.,I dont want a banana.,主语（I/We/You/They）+ dont+动词原形+其他,变否定句,She speaks English well.,She doesnt speak English well.,主语（He/She/It）+ doesnt+动词原形+其他,一般现在时（一般疑问句）,A：be动词或情态动词can提前，首字母变为大写；some 变any,例如,B：句中没有be动词或情态动词时，主语为非第三人称单数，一般疑问句在句首加do，句子中动词用原形。主语为第三人称单数，一般疑问句在句首加does，句子中原有动词用原形；Some变any.,例如,一般现在时（有Be/can一般疑问句）,He is a student. You are a boy. Is he a student？ Are you a boy？ I can swim. I am a teacher. Can you swim？ Am I a teacher？,Daming is my friend.,Is Daming your friend？,变一般疑问句,I am in the classroom.,Are you in the classroom？,变一般疑问句,Daming can play basketball.,Can Daming play basketball？,变一般疑问句,We are good friends.,Are you good friends？,变一般疑问句,一般疑问句：Be+主语+其它?,返回,一般现在时（实意V一般疑问句）,1、I to school by bus. 疑问句： you to school by bus. 2、He to school by bus. 疑问句： he to school by bus.,Does,go,goes,go,go,Do,一般疑问句： Do/ Does +主语+动词原形+其他？,I come from China.Kate likes singing every morning.Lily often writes to her uncle in the U.S.A.,Do you come from China?,Does Kate like singing every morning?,Does Lily often write to her uncle in the U.S.A?,We have lunch at 12：00.,Do you have lunch at 12：00？,变一般疑问句,I want a book.,Do you want a book？,变一般疑问句,Do+主语（I/we/you/they）+动词原形+其他？,Amy wants some chicken.,Does Amy want any chicken？,变一般疑问句,Does+主语（he/she/it）+动词原形+其他？,一. be动词的一般现在时,be动词： 主语 + be +其它,如：I am a boy. 我是一个男孩。 He is a boy.他是一个男孩。,am,is(单三）,are,肯定句：主语+be+其它 如： He is a worker. You are thirteen. 否定句：主语+ be+ not+其它 如： He is not a worker. You arent thirteen.一般疑问句：Be+主语+其它? 如： Is he a worker? Yes, he is./No, he isnt. Are you thirteen? Yes, I am ./No, I am not.特殊疑问句：疑问词+be+主语+其它? 如： What is he? What colour is that bird? How old are you? Where are they ?,二 be 动词的一般现在时的基本句型,一、一般现在时实义动词作谓语的时侯有两种形式：,动词原形；如: enjoy第三人称单数动词形式；如: enjoys,主语 + (+其它)。,行为动词原形,行为动词的单数第三人称形式,如：We study English.我们学习英语. He studies French.,二、实义动词第三人称单数的动词形式变化规则,1) 肯定句:主语（I/We/You/They）+实义动词原形+其他 如：I stay at home on Saturdays. They have sports every day.主语（He/She/It）+实义动词单三形式+其他 如：He stays at home on Saturdays. Lucy has sports every day.,三、实义动词的一般现在时的基本句型,2) 否定句：主语（I/We/You/They）+ do+not+动词原形+其他 如：I dont stay at home on Saturdays. They dont have sports every day.主语（He/She/It）+ does+not+动词原形+其他 如：He doesnt stay at home on Saturdays. Lucy doesnt have sports every day.,3) 一般疑问句及其肯、否定回答：Do+主语（I/we/you/they）+动词原形+其他？ 如：Do you stay at home on Saturdays? Yes,I do./No,I dont. Do they have sports every day? Yes, they do./No, they dont.Does+主语（he/she/it）+动词原形+其他？ 如：Does he stay at home on Saturdays? Yes,he does./No,he doesnt. Does Lucy have sports every day? Yes,he does./No,he doesnt.,特殊疑问句,时间：when 地点：where人：who 物：what状态：how 年龄：how old价钱：how much 数量：how many,特殊疑问句,有be动词或情态动词构成：疑问词+be动词或情态动词+主语+其它,例如,特殊疑问句,She can speak English.What can she speak？He is ten. How old is he？He is at home. Where is he ？Its 3 dollars. How much is it?,特殊疑问句,没有be动词或情态动词构成：疑问词+do（does）+主语+动词原形+其它,例如,特殊疑问句（时间）,He goes to school at seven.When does he go to school？,单数第三人称：,非单数第三人称：,I go to school at six.When do you go to school？,特殊疑问句（地点）,He has lunch at school.Where does he have lunch？,单数第三人称：,非单数第三人称：,Children have lunch at school.Where do children have lunch？,特殊疑问句（状态）,He goes to school by bus.How does he go to school？,单数第三人称：,非单数第三人称：,We go to school by bus.How do you go to school？,D. 特殊疑问句：疑问词+一般疑问句？,I like playing football.Jim eats some bread every morning.Kate comes from America.,What do you like?,What does Jim eat every morning?,Where does Kate come from?,Do you like playing football?,Does Jim eat any bread every morning?,Does Kate come from America?,变特殊疑问句,We go home at four.,When do you go home？,变特殊疑问句,Lingling has dinner at home.,Where does Linging have dinner？,变特殊疑问句,I am thirteen.,How old are you？,变特殊疑问句,She is in the park.,Where is she？,变特殊疑问句,I want a bag.,What do you want？,变特殊疑问句,Its thirteen dollars.,How much is it？,4) 特殊疑问句： 疑问词+ do/does+主语+动词原形+其他？如： What do you want? What does she want? What time do you have lunch? What time does she have lunch? What do you do? What does she do? How do you spell it? How does he spell it?,特殊疑问句: 疑问词+一般疑问句?直接回答，而不用yes 或no.,一般现在时,结构：,肯定句： 主语+ 动词原形/单三,一般疑问句：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,Thank you !,