一般现在和和过去式区别.ppt

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.,is,am,are,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,3.以辅音字母加Y 结尾的词，把Y变I 在加ES，读作Z,Study fly,studies,flied,4.以辅音字母+O结尾的词，一般情况是在词尾加ES 读作Z,go do,goes,does,5.特殊情况：,have has,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,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。,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 dont go 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 him Kate comes from America. Kate works with Peter I 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 other.,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,dont live,Do,live,do,Do,C,请把下列句子变成否定句和疑问句。,The sun rises in the east. 2.Tom gets up at six in the morning. 3. They live in Shanhai. 4. I am a student.,The sun doesnt rise in the east. Does the sun rise in the east?,Tom doesnt get up at six in the morning. Does Tom get up at six in the morning?,They dont live in Shanhai. Do they live in Shanhai?,I am not a student. Are you a student?,. 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 2.就goes to school提问 3.就by bike提问,Ex.请做练习。,1.Who goes to school every day by bike?,2.What does Tom do every day by bike ?,3.How does Tom go to school every day?,Ex2. 将下列句子变成其否定句，并就斜体部分提问。 1. She comes from America. 2. I usually go to school by bike.,Does she come from America? She doesnt come from Ameica. Where does she come from?,I dont usually go to school by bike. Do you usually go to school by bike? How do you usually go to school ?,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,Be 是 was/were Do did,表示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 I was born,2.一般过去时,动词的过去式 （p3),Ask Visit Move Arrive Plan Stop Try Fly Play Enjoy,asked visited moved arrived planned stopped tried flied played enjoyed,规则动词的形式 4中基本情况,2。 不规则动词的过去式 get have meet go see leave eat,got had met went saw left ate,Please finish the exercises on p9,Meet met Bring brought Tell told Drink drank Fall fell Can could Spend spent Have had Make made Come came Go went,P283 Activity 13,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 the day before yesterday. 7. I _ (出生） in Shanghai in 1974,went,got,bought,visited,took,left,was born,一般过去时态的否定和疑问句：,1. I was born in 1982.,2. He went to the park yesterday.,I wasnt born in 1982. Were you born in 1982?,He didnt go to the park yesterday. Did he go to the park yesterday?,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.,W