《般现在时态》PPT课件.ppt

,一般现在时态,.陈述句（肯定句） .否定句 .一般疑问句 .特殊疑问句 .选择疑问句 .反意疑问句,一般现在时态的陈述句,概念：一般现在时态表示的是经常反复发生的动作或存在的状态。,Eg: I am a teacher . You are a worker. She/He is a student . We/You/They are students.,1.Be 的用法： I用 am， you用are， is用于他(he)、她(she) 、它(it)，复数(we,you,they)全部都用 are.,练习: 1.Paul (be) a teacher. 2.I (be) 30 years old 3.Her parents both(be) teachers.,1、一般动词，在词尾加 s ; 如： work-works, live-lives, play-plays, sing- sings. eg: She lives in Ningbo. 她住在宁波。 2、以/s/ /z/ 等音素结尾的动词，词尾加 -es ，如词尾为e， 只加-s. 读作 /iz /如： teach- teaches, wash- washes. eg: My mother washes the coat.我母亲洗了大衣。,行为动词do一般现在时第三人称单（he,she,it) 的构成规则：,2.行为动词： DO 和DOES,Eg: 1.I get up at six in the morning. 我在早上六点钟起床。,2.You go to work at eight . 你在八点去上班。,3.Tom goes to school by bike. 汤姆骑自行车去学校。,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,II 一般现在时的否定式,1.Be 动词的否定式: be + not,I am a teacher. You are a worker She is a doctor We are friends.,Im not a teacher You arent a worker She isnt a doctor. We arent friends.,is not=isnt are not=arent,否定句,2.(do)当主语是单数第三人称时，它与助动词DOES有关，但是动词谓语一定要恢复为原形。当主语是其他人称时，它与助动词DO有关。,I like English. She likes it very much. We go to work by bike.,I dont like English. She doesnt like it very much. We dontgo to work by bike.,否定句,Ex1. 将下列各句从肯定式改为否定式,I talk to Peter because I like England. 2. Kate comes from America. Kate works with Peter I am Chinese, and I am a student. 4. They know each other. We are good friends.,1。 我在早上六点起床。 2。 李名骑自行车去学校。 3。 我每周去上海。 4。我是一名学生。 5。我的父亲是个农民。 6。他是一个诚实的男孩。 7。我们都是朋友。 8。我喜欢看电视。 9。我们学习很努力。,概念：用 yes 或 no 来回答的疑问句叫做一般疑问句。 一般疑问句句首的第一个词一般读得比较重。,III一般疑问句,I am a teacher. Are you a teacher? You are a worker. Are you a worker? He is a student. Is he a student? We are friends. Are you friends?,1.对于BE 动词，疑问句要求把BE 提前，第一人称的单数和复数（I/WE），第一变成第二人称。,疑问句,2.对于实意动词，疑问句要求是：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)。,I often go there. You like the music. He goes to work by bus . We /You/They like it.,Do you often go there ? Do you like the music.? Does he go to work by bus ? Do you/they like it?,Ex1.请做练习,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,play C. does, play D.does,plays,. 特殊疑问句,特殊疑问句在考试中涉及的比较多，主要以选择和转换句型为主，首先要掌握一些常用疑问词的意思如：what（什么）,when, what time（什么时间）, who（谁）, where（在哪里）, why（为什么）, how（怎样）, how many+可数名词的复数（多少）， how long（多长时间）, how often（多久一次） 等，其次掌握它的语序，即就是特殊疑问词+一般疑问句语序（Who）除外,一、疑问词+ 一般疑问句句序： Where are you from? Im from the north. What do you want? I want the books on your desk.,特殊疑问句的语序,二，与陈述句的语序同： （疑问词作主语或修饰主语) Who gives you the present. Mr. Wang gives me the present. What is in the box? Which is mine? Whose book is on the desk?,Tom goes to school every day by bike. 1.就Tom 提问 Who goes to school every day by bike? 2.就goes to school提问 What does Tom do every day by bike ? 3.就by bike提问 How does Tom go to school every day?,Ex.请做练习。,Ex2. 将下列句子变成其否定句，并就斜体部分提问。 1. He likes English very much because she finds it easy. 2. She comes from American. 3. I usually go to school by bike. 4. I usually listen to the music at that park. 5. We often go to school at half past six in the morning.,1. Tom went there yesterday. Who,2.His mother is a doctor Whose,3.His father is a teacher. What,4.I have written a letter to him.what,5.I like this book very much. Which,6. I went there at ten yesterday. When,7.I live in Ningbo. Where,8.I went there by bus.,9. He is 12 years old.,10. I visit him Twice a week.,11. I bought 20 books last week.,12.I paid 40 yuan for this book.,Be was/were Do did,一般过去时,表在过去某个特定时间发生且完成的动作，或过去习惯性动作，不强调对现在的影响，只说明过去。常跟明确的过去时间连用，如：yesterday; last week; in 1945, at that time; once; during the war; before; a few days ago; when,Tom went there yesterday. last week two days ago three weeks ago He was born in 1990 ten years ago,I _(go) there yesterday. Tom _(get ) up late this morning. Li ming _(buy) a book last week. We _(visit ) the Great wall last year. They _(take ) the baby to the hospital last night. 6. Rose and I _( leave ) Ningbo for shanghai yesterday. 7. I _in Shanghai (出生） 8。Wang hai _(break )the window last week.,1.Are you born in 1987? 2.Jim went there yeaterday. 否定 疑问 3。We had a new car .,V 选择疑问句,选择疑问句 （直接回答，与YES 和NO 无关） 1Does she work in a factory or in an office? 2Which do you like best, football, basketball or volleyball? Eg: Does she play football or basketball? Yes, she does B. she plays football. C. No, she doesnt,反意疑问句，遵循的原则是 ：前肯，后否；前否，后肯。其中，前否包括是带有not的否定，还包括前面句中含有否定意义的词，如seldom（很少）, hardly（几乎不）, never（从来也不）, little, few（很少，不多） etc.,.反意疑问句,例如； 1. She lives in Ningbo, doesnt she? 疑问句：Does she live in Ningbo?,2. They are students, arent they ? Are they students? 3.It seldom snows in kunming,_doesnt it_? Does it snow in kunming?,EG:请做下列练习. 1. The train arrives at 6.00,_it ? A. isnt B. wont C. doesnt 2. They like reading books,_-they? A. doesnt B. dont C. isnt 3. She doesnt go to school on Sunday , _? A. isnt she B. does she C. doesnt she D. do she ? 4. I dont think you are good student , _-? A. arent you B. do I C. dont I D. are you 5. She is a student , _? 不，她不是 A.No, she is B. Yes , she is C. No, she isnt D. Yes , she is,现在进行时,定义:表示现在正在进行的动作. 结构:be(is,am,are)+doing 常见时间状语:now,look, listen Eg: We are having an English class now. 否定句:We arent having 一般疑问句: Are you having ?,Doing 的构成,1. 一般动词后面-ing work-working study-studying 2.以e结尾的去e-ing write-writing dance-dancing 3.以重读闭音节结尾的双写最后一个辅音字母,再-