一般现在时课件

一般现在时 定义: 一般现在时。表示通常性、规律性、习惯性的状态或者动作（有时间规律发生的事件）的一种时间状态 具体运用 1.表示经常的或习惯性的动作，常与表示频率的时间状语连用。　 　时间状语： always, usually, every morning/night/evening/day/week/year,often,sometimes, twice a week,seldom,once a month, on Sundays e.g. I leave home for school at 7:00 every morning.　 I get up at six in the morning. 2.表示客观事实和普遍真理。　 　e.g The earth moves around the sun. 　　Shanghai lies in the east of China.　 3表示格言或警句中。　 e.g Pride goes before a fall.　骄者必败。　 　　☆注意★：此用法如果出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。　 例：Columbus proved that the earth is round.. 表达方法 主要通过谓语动词的变化和用时间词语来表示，其中最主要的是谓语动词的变化。一般现在时动词变化的规则是： 1.如果主语是名词复数和第一人称I、 we ，谓语动词不用做任何变化，即仍然用动词原形表示： 肯定句 主语+动词原形+其他 　 否定句 主语+don't+动词原形+其他 　　一般疑问句 Do+主语+动词原形+其他 例 1) We usually go to school at 7:30. 我们通常7:30上学去。[go] 2) My parents give ten yuan to my sister every week. 我父母每星期给我妹妹十元钱。 2.主语是任何一个单数名词或者是第三人称单数，谓语动词要进行必要的变化。特别提一点：不可数名词也算作单数处理。 肯定句: 主语+动词的第三人称单数+其他 　 否定句: 主语+doesn't+动词原形+其他 　 一般疑问句 : Does+主语+动词原形+其他 　 肯定回答: Yes，主语+does 　 否定回答: No，主语+doesn't 　特殊疑问句: 特殊疑问词+一般疑问句 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： 动词变化规律 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.Mary’s 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 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. I’m not a teacher You aren’t a worker She isn’t a doctor. We aren’t friends. is not=isn’t are not=aren’t 否定句 否定句型 1.谓语动词或助动词是 be、have或者情态动词can/may/must 等，在将助动词后加not. 　　I am not at college. 　　Mr. Wang isn't 50 years old. 　　The Jacksons doesn't have two sons. 　　You may not go now. 2.谓语动词是实义动词，是在谓语动词前加do not 或does not，谓语动词改用动词原型。 　　I don't have lunch at home. 　　They don't play basketball on the sportsground. 　　Mr.Jimmy doesn't know French. 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 don’t talk to Peter because I don’t like him. Kate doesn’t come from America.Kate doesn’t work with Peter. I am not Chinese, and I am not a student They don’t know each other. 疑问句型 1.对于谓语动词或助动词是 be、have、can/may/must 等，将这些词移到主语前面。 Are you students？ Yes, we are. / No, we aren't. Is Jane in the classroom? Yes, he is. / No, he isn't. Does the house have two rooms? Yes,it does / No, it doesn't. Is there any water in the glass? Yes, there is. / No, there isn't. Can you swim? Yes, I can. / No, I can't. 2.谓语动词是实义动词，方法是在主语前加助动词do或does构成，句中动词要改用原型动词。do用于第一人称和名词复数，does用于第三人称单数和名词单数或不可数名词。 Do you know it？ Yes, I do. / No, I don't. Does she have a pen？ Yes, she does. / No, she hasn't.[have 这里是实义动词] Do they play basketball after school? Yes, they do. / No, they don't. 概念：用 yes 或 no 来回答的疑问句叫做一般疑问句。 III一般疑问句 I am a teacher. You are a worker. He is a student. We are 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 Are you a teacher? Are you a worker? Is he a student? Are you friends? 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 don’t live Do live Don’t 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. The sun doesn’t rise in the east. Does the sun rise in the east? Tom doesn’t get up at six in the morning. Does Tom get up at six in the morning? 3. They live in Shanhai. 4. I am a student. They don’t live in Shanhai. Do they live in Shanhai? I am not a student. Are you a student? Ⅳ. 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? I’m 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 doesn’t come from Ameica. Where does she come from? I don’t 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） 1．Does she work in a factory or in an office? 2．Which do you like best, football, basketball or volleyball? Eg: Does she play football or basketball? A.Yes, she does B. she plays football. C. No, she doesn’t 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. Ⅵ.反意疑问句 例如； 1. She lives in Ningbo,____________ ? 疑问句：Does she live in Ningbo? 2. They are students,__________ ? Are they students? 3.It seldom snows in kunming,___________? Does it snow in kunming? aren’t they does it doesn’t she 1.I goes to school at six every day. 2.He don’t 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. What they eat in the party? 8. Lily haves lunch at school. 1.I go to school at six every day. 2.He doesn’t like playing football. 3. They like playing games. 4. Daming watches TV in the evening. 5. Does he usually have a party? 6. What do they do on Sunday? 7. What do they eat in the party? 8. Lily has lunch at school. 用所给动词的正确形式填空： 1.We often ______(play) in the playground. 2.She often ______(watch) TV with her dog. 3.The earth ______(go) around the sun. 4.My mother _______look) after my little sister at home. 5. Lucy ________(have) some friends here. 6.Fang Ming _____________(not like )rice at all. 7.We_____(go)to school at 7:30 in the morning . 8.Mary seldom ________ (come) here. 9.Her uncle often _______ (drive) to Beijing. 10.Tom ______ (want) _________ ( work) in Hainan. play watches looks doesn’t like has go comes wants drives to work goes 1._____ you have a book ?     A Do   B. Are        C. Is      D. Have 2.Does Li Lei like to watch TV? ______________. A. Yes, he like.       B. No, he doesn’t  . C. Yes, he’d like.        D. No, he likes. 3.She doesn’t ______ her homework in the afternoon.   A. doing   B. to do   C. does      D. do 4.How ____ Mr. Smith ______ to England?    A. do, go   B. is , go   C. does, go   D. does , goes 5. _____ she ______ home at six every day? A. Is , leave   B. Does , leave C. Is , leaves   D. Does , left 6.I want____homework now. A .doing    B. to do   C.to do my    D.do my 7.It's time______.   A.go to school    B.play games   C.to go home     D.to do my homeworks 8．____you ____the blackboard?  Yes,I can.   A.Can, clean      B.Am, cleaning   C.Are, cleaning    D.Do, clean 9．______go and help her.   A.Let's me     B.Let's us   C.Let's   D.Let's to 10.Do they have a new car? Yes,_____. A.they are    B.they have   C.they don't   D.they do 11.He often _________ supper at 6:00 in the evening. A. have   B. has  C. is having   D. is eating 12. It’s 6 o’clock in the morning. It’s time   ___________.   A. get up B. gets up C. to get up   D. gets up 13.The students will go to the Summer Palace if it _____ tomorrow.      A.don't rain B. doesn't rain C. won't rain D. isn’t rain 14. There _____ an English film next week.    A.will have B. is going to have C. is going to be D. was going to be 15. The picture _______ nice.             A.looks B.is looked C.look D.is looking We often______(play) in the playgound. 2. He _____(get) up at six o’clock. 3. _____you ______(brush) your teeth every morning. 4. What (do) ______he usually (do)______ after school? 5. Danny _______ (study) English,Chinese,Maths,Science and Art an school. plays gets brush Do do does studies 6. Mike sometimes ________(go) to the park with his sister. 7. At eight at night, she __________(watch) TV with his parents. 8. ________ Mike________(read) English every day? 9. How many lessons_________your classmate________(have) on Monday? 10. What time_________his mother_________(do) the housework? goes watches read Does does have do does 改句子 Do you often play football after school? (肯定回答) Yes,I do 2. I have many books. （改为否定句） I don’t have many books. 3. Gao Shan’s sister likes playing table tennis （改为否定句） Gan shan’s sisters doesn’t like play table tennis. 4. She lives in a small town near New York. （改为一般疑问句） She doesn’t live in a small village Near New york. 5. I watch TV every day. （改为一般疑问句） Do you watch TV every day? 6. David has got a goal. （改为一般疑问句） Has David got a boat? 7. We have four lessons.（否定句） We don’t have four lesons. 8. Nancy doesn’t run fast （肯定句） Nanry runs fast. 9. My dog runs fast. （否定句） My dog doesn't run fast