一般现在时讲解与练习(初中英语)(共6页).doc
精选优质文档-倾情为你奉上一般现在时讲解与练习 1.表示事物或人物的特征、状态。如:The sky is blue.天空是蓝色的。 2.表示经常性或习惯性的动作。如:I get up at six every day.我每天六点起床。 3.表示客观现实。如:The earth goes around the sun.地球绕着太阳转。 构成: 1. be动词:主语+be(am,is,are)+其它。如:I am a boy.我是一个男孩。 2.行为动词:主语+行为动词(+其它)。如:We study English.我们学习英语。 当主语为第三人称单数(he, she,it)时,要在动词后加"-s"或"-es"或变“y”为“ies”如:Mary likes Chinese.玛丽喜欢汉语。Miss Gu teaches us English. 顾老师教我们英语。 She studies Chinese every day.她每天学习语文。否定句、一般疑问句、特殊疑问句: 1. be动词的变化。否定句:主语+ be + not +其它。 如:He is not a worker.他不是工人。 一般疑问句:Be +主语+其它。 如:-Are you a student? -Yes. I am. / No, Im not. 特殊疑问句:疑问词+一般疑问句。如:Where is my bike? 2.行为动词的变化。 否定句:主语+ dont( doesnt ) +动词原形(+其它)。如:I dont like bread. 当主语为第三人称单数时,要用doesnt构成否定句。如:He doesnt often play. 一般疑问句:Do( Does ) +主语+动词原形+其它。如:- Do you often play football? - Yes, I do. / No, I dont. 当主语为第三人称单数时,要用does构成一般疑问句。如:- Does she go to work by bike? - Yes, she does. / No, she doesnt. 特殊疑问句:疑问词+一般疑问句。如:How does your father go to work? 一般现在时的动词形式 一般现在时主要由动词原形表示,但第三人称单数后的动词词尾有所变化。第三人称单数动词词尾的变化有几种形式: 一般情况 加-s reads, says, takes 以ch, sh, s, x, 或o结尾的词 加-es teaches, washes, goes, misses, mixes 以辅音字母加y结尾的词 变y为i再加-es studies, cries, carries 一般现在时:表示站在“现在”这个时段叙述一般情况下发生的事情或状态, 经常性或习惯性的动作。 用法:(1)Be型句子(即句子里动词为am或is或are)以be为助动词,注意主谓搭配 例:He is a teacher. Is he a teacher? Yes, he is. / No, he isnt What is his job? I am / You are / He is / She is / It is / We are / You are / They are (2) 行为动词句子(do型) 主语为第一,第二人称及复数,助动词为do (dont). My parents like watching TV in the evening. Do your parents like watching TV in the evening? Yes, they do. / No, they dont. What do they do in the evening? 若人称为第三人称单数,助动词为does (doesnt), 肯定句(仅肯定句)时动词要有变化,否定句与疑问句动词不变(基本同名词复数变化)与上面的一组句子比较。 My father likes watching TV. Does your father like watch TV ? Yes, he does. / No, he doesnt. What does your father do in the evening? 一般现在时动词口诀: 肯定句:单数开头S形式 ,复数,你我用原形 否定句:单数开头doesnt加动词,复数、你我dont加动词 一般疑问句:单数Does××加动词,复数、你我Do××加动词 2.第三人称单数的动词变化规则 (1) 多数动词直接加s: runs gets likes collets takes plays climbs. (2) 结尾是s, x, sh, ch, o,前为辅音字母, 结尾加es : watches teaches goes does washes crosses mixes (3) 动词末尾y前为辅音: 将y改i加es: studystudies flyflies y前若为元音则直接加s: buys says 一般现在时的用法(Section One)1表示主语现在的状态、存在的情况或状况。DIG: 主语+am/is/are+表语 (主系表结构)Mr Wang is in Beijing. 王先生在北京。 He is twelve. She is at work.This is a book . They are very busy . It is me.2表示人或物现在经常性或习惯性的动作,常与表示频率的时间状语连用。 时间状语:often经常, usually通常, always总是,every week(day, month, year ,morning) 每周(天,月,年,早上), sometimes有时,at在几点钟,on SundayI leave home for school at 7 every morning.I get up at 6:30 every day.Tina gets up at six in the morning every day. 蒂娜每天早上六点钟起床。We always care for each other and help each other.我们总是互相关心,互相帮助。3客观真理,客观存在,科学事实或普通真理,表示现状、性质、状态时多用系动词或状态动词。The earth moves around the sun.Shanghai lies in the east of China.The moon moves around the earth. 月球绕着地球转。Ice feels cold.(冰摸起来很冷。)3) 表示格言或警句中。 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。Columbus proved that the earth is round.4) 表示主语具备的性格和能力等,如:She likes noodles. They speak French.表示主语具备的特征、性格和能力。 Lily can speak a little Chinese now.莉莉现在能说一点儿汉语。现在时刻的状态、能力、性格、个性。 I don't want so much. Ann Wang writes good English but does not speak well.比较:Now I put the sugar in the cup.I am doing my homework now.第一句用一般现在时,用于操作演示或指导说明的示范性动作,表示言行的瞬间动作。再如:Now watch me, I switch on the current and stand back. 第二句中的now是进行时的标志,表示正在进行的动作的客观状况,所以后句用一般现在时。一般现在时:表示经常性的事情。表示知觉、态度、感情、某种抽象的关系或概念的词常用一般现在时:see, hear, smell, feel, notice, agree, believe, like, hate, want, think, belong, seem等。I know what you mean.(我知道你的意思。)练习题 1用动词的适当形式填空 1.I like _ (swim). 2.He _(read) English every day. 3.We _(go)to school at seven in the morning. 4.Mike_(go)to school at seven in the morning. 5.My mother_(like) _(go) shopping. 6.I can _(draw) many beautiful pictures. 7.She_(make) a model plane. 8.Do you _(like)_(run)? 9.Does he_(like)_(jump) ? 10.Does Nancy_(grow)flowers on Saturday ?11.The teachers_(like)_(dance).12.The teacher_(like)_(dance).13.The students_(speak) English in class.14.The student_(speak) Chinese after class. 15. Lets_and play football . ( go ) 16. He_ like swimming . ( not ) 17. Im sorry _that . ( hear )18. Wang Bing is_ ( write ) an E-mail to his friend .19. He has_a headache . ( get ) 20. _you study English at school ? Yes , I_. ( do ) 21. _your sister study English at school ? No , she_ . ( do ) 22. Im _ better . ( feel ) 23. Why_Tom absent today ? ( be )2用所给的人称改写句子 1.I take photos on Sunday. ( Mike) 2.We grow beautiful flowers. (she) 3.They like collecting stamps. (Ben) 4.I listen to music carefully. (my aunt) 5.You like making a model ship. (Helen) 6.We clean the classroom every day. (he) 7.They look after the pandas. (Mr Wang) 8.I draw a tree and some flowers. (Nancy) 9.We go to bed at eight. ( my sister) 10.I read newspapers in the evening. (Mr Green) 3 写出下列动词的相应形式: 1. 第三人称单数: wash_ match _guess_ study_ finish_ go_ snow_ carry_ 2.写出下列动词的过去式:stop_ see_ drive _let_ carry_ keep_ join_ find_ think_ teach_ catch_ 3. 写出下列动词的现在分词形式: stay_ begin_ forget_ forget_ lie_ die _ run_ prefer_ give_ ring_ dance_ hope_ II. 用所给动词的适当形式填空: 1I _(write) to you as soon as I _(get) to London. 2. He doeant feel well and _(not eat) any food this morning. 3. He _ not _(see) me come in, for he _(read) something with great interest. 4. I _(l;et) you have the book as soon as I _(finish) it. 5. While we _(wait) for our teacher, a little boy _(run) up to us. 6. Dont make a niose. Grandpa _(sleep). 7.Its seven now, Toms family_(watch) TV. 8. It _(take) me two hours to finish my homework last night. 9. What _ your mother _(do) at eight yesterday evening? She _(wash) clothes. 10. _ it _ (rain) when school was over yesterday? 11. What _(do) _ tomorrow? We _ (play) football. 12. There _ (be) a football match on TV this evening. 13. They said they _ (visit) the Great Wall the next summer holiday. 14. Who _ (dance) the best in your class? 15. Will you come if he _ (not come)? 16. The teacher told us the earth _ (move) round the sun. 17She _ (buy) a sweater yesterday. 18. They _ (have) a party in the garden if it _ (not rain) tomorrow. 19. I dont know if Mr.Wang _ (go) to Shanghai tomorrow. If he _ (go), I _ (ask) him _ (take) some books to my daughter, because she _ (study) there. III单项选择: 1.The students will go to the Summer Palace if it _ tomorrow. A.dont rain B. doesnt rain C. wont rain 2. There _ an English film next week. A. will have B. is going to have C. is going to be D. was going to be 3. The picture _ nice. A.looks B.is looked C.look D.is looking 4. She _ down and soon fell asleep. A. live B. lain C. laid D. lay 5. They _ the office at nine yesterday morning. A. reached to B. arrived C. went D. get to 6. We shall go to Shanghai on business before you _ back next week. A. wil come B. came C. would come D. come 7. Dont smoke until the plane _ off. A.takes B.took C.was taken D.is take 8. I saw her _ the room this morning. A.to enter B. entered C. enter D. enters 9.the teacher asked us _ to school on time. A. to come B.coming C.come D.comes 10. John is always _ others. A. help B. helping C. helps D. to help 11. He told us _ at eight. A. working B. to work C. work D. worked 12. Youd better _ at home and _ your homework. A. to stay, do B. stay, do C. to stay, to do D. stay, to do 13. He sat down _ a rest. A. having B. have C. to have D. had 14. Uncle Wang knows _ a washing machine. A. how to make B. to make C. how making D. what to make 15. Jim decided _ Polly to Ling Feng when he was back to England. A. to leave B. left C. leaving D. leave 四改句子 1. Do you often play football after school? (肯定回答) 2. I have many books. (改为否定句) 3. Gao Shans sister likes playing table tennis (改为否定句) 4. She lives in a small town near New York. (改为一般疑问句) 5. I watch TV every day. (改为一般疑问句) 6. David has got a goal. (改为一般疑问句) 7. We have four lessons.(否定句) 8. Nancy doesnt run fast (肯定句) 9. My dog runs fast. 否定句: 一般疑问句: 10. Mike has two letters for him. 一般疑问句: 否定句: 11. I usually play football on Friday afternoon. 否定句: 一般疑问句: 划线提问 12. Su Yang usually washes some clothes on Saturday. 否定句: 一般疑问句: 划线提问: 13. Mingming usually waters the flowers every day 否定句: 一般疑问句: 划线提问: 14. Tom does his homework at home. 否定句:一般疑问句: 划线提问:专心-专注-专业