一般现在时态精讲和练习4.doc

一般现在时态 （The Simple Present Tense）一、含 义： 1.表示现在的状态： e.g. Hes twelve. Shes at work. 2.表经常或习惯性的动作： e.g. I get up at 6:30 every day. He reads English every morning. 3.表主语具备的性格和能力等：e.g. She likes noodles. They speak French. 4.普遍真理和自然规律： e.g. Two plus four is six. The moon goes around the earth.2、 用“一般现在时态”的标志词：（即常用的时间状语为：）1、 经常与often（经常）sometimes（有时）always（总是）usually（通常）等频度副词连用 （这些频率副词都是位于：实义动词之前；be助动词、情态动词之后）；2、every+时间(如：every dayweek monthyearterm每天周月年学期）,3、 once a week （一周一次），twice a year（一年两次）,on Saturdays(在星期六)， in the morning（在早上）；in the afternoon（在下午）；in the afternoon（在晚上）三、结 构:（按谓语动词的不同可分为三种情况）(一)、当谓语是系动词be(amisare)时，句式为： 肯定句：主语+be+. e.g. He is a worker 否定句：主语+be+ not+. e.g. He is not a worker.一般疑问句：Be+主语+.? e.g. Is he a worker?特殊疑问句：疑问词+be+主语.? e.g. What is he? 备注: 1、当谓语是系动词be时，可直接变换句式，不需要借助助动词。 2、I用am；you用are；单数主语用is；复数主语用are 。 (二)、当谓语是情态动词（10个:can-could,may-might,will-would,shall-should,must,need）时，句式为: 肯定句：主语+情态动词+. e.g. He can play basketball. 否定句：主语+情态动词+ not+. e.g.He can not play basketball.一般疑问句：情态动词+主语+.? e.g.Can he play basketball.?特殊疑问句：疑问词+情态动词+主语.? e.g.What can he play? 备注：1、当谓语是情态动词时，可直接变换句式，不需要借助助动词。 2、情态动词的后面，永远接“动词原形”； 3、情态动词不随主语的变化而变化 。 (三)、当谓语动词是实义动词时，句式为： (1)、当主语是复数时： 肯定句： (复数)主语+ 实义动词 . e.g. They stay at home on Saturdays. 否定句： (复数)主语+dont+动词原形 e.g. They dont stay at home on Saturdays. 一般疑问句： Do+(复数)主语 +动词原形？ e.g. Do they stay at home on Saturdays? 特殊疑问句：疑问词+ do +(复数)主语+动词原形？ e.g. where do they stay on Saturdays？ (2)、当主语是单数时： 肯定句： (单数)主语+ 实义动词(三单) . e.g. He stays at home on Saturdays. 否定句： (单数)主语+doesnt + 动词原形 . e.g.He doesnt stay at home on Saturdays. 一般疑问句： Does+ (单数)主语+ 动词原形？ e.g.Does he stay at home on Saturdays? 特殊疑问句：疑问词+ does +(单数)主语+动词原形？ e.g. where does he stay on Saturdays? 备注： 1、当谓语是实义动词时，不可直接变换句式，需借助助动词dodoes。 2、单数主语用助动词does； I You复数主语用助动词do总结性的说：变换句式（肯否疑）时:当谓语是be（amareis）和情态动词（can-could,may-might,will-would,shall-should,must,need）时，可直接变换句式（即谓语+not变为否定句，主谓颠倒变为一般疑问句式），当谓语动词是实义动词时，变换句式必须要借助助动词dodoes，这时实义动词改为动词原形.备注：1、表示客观事实或普遍真理要用一般现在时。例如：A、Japan is to the east of China.日本在中国的东边。B、The moon goes around the earth.月球绕着地球转。2、在时间和条件状语从句中可用一般现在时表示一般将来时概念。例如：A、If it is fine tomorrow, well go to the Great Wall.如果明天天气好，我们就去长城。B、As I get to Beijing, Ill call you as soon.我一到北京就给你打电话。 四、主语为单数时，动词原形变为 动词三单（-s或-es），变化规则如下：规则动词原形 动词三单+s, workworks, comecomes, playplays.s,x,sh,ch或o+ -espasspasses, washwashes, watchwatches, boxboxes, gogoes辅+y变y为i+-escarrycarries, studystudies.特殊：have（三单） has.在一般现在时中，主语为单数时，谓语要用三单，但有些同学们对于哪些主语是单数还不十分清楚，现归纳总结如下： 单 数 主 语谓 语例 句he, she, it作主语时用三单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。单个人名、地名或称呼作主语用三单Han Mei looks like her mother. 韩梅看起来像她的亲。 Beijing is in China. 北京在中国。 Uncle Wang often makes cakes. 王叔叔经常做蛋糕。 单数可数名词或this / that / the+单数可数名词作主语时用三单A horse is a useful animal. 马是有用的动物。 This book is yours. 这本书是你的。 That car is red. 那辆小汽车是红色的。 The cat is Lucys. 这只猫是露茜的。不定代词someone, somebody, nobody, everything, something等及指示代词this, that作主语时用三单Everyone is here. 大家到齐了。 There is something wrong with the watch. 这块手表有毛病。 This is a pen. 这是一支钢笔。 That is an eraser. 那是一块橡皮擦。 不可数名词作主语时用三单The milk is in the glass. 牛奶在玻璃杯里。 The bread is very small. 那面包很小。 当数字或字母作主语时用三单6 is a lucky number. 6是个吉利数字。 I is a letter. I是个字母。备注：以上六种情况作主语时，谓语一定要用三单（即谓语后+ses）5一般现在时专项练习（1）一.变换句式(共33题)1This is my pencil ? (变一般疑问句) your pencil ?2. These red socks are Kates . (变一般疑问句) socks Kates ?3. I want to buy a big green bag . (变特殊疑问句) you want to buy ?4. Mary does not have any books . (变肯定句)Mary books .5. The clothing shop is on sale . (变为否定句)6. She likes the black bag very much . (变为否定句)7. I buy the pants for only 50 Yuan. (用she改写句子) the pants for only 50 Yuan.8. Its an English dictionary . (对画线部分提问)9. Lily and Lucy are fifteen years old now . (对画线部分提问) Lily and Lucy ?10. Her dog is 2 years and 5 months old . (变为否定句) Her dog 2 years and 5 months old .11. I usually get up at seven oclock .(用he改写句子) at seven oclock .12. He often has hamburger and apples for dinner . (变为一般疑问句)13. My family always like thrillers . (对画线部分提问) your family always like ?14. Janes sister wants to see the comedy . (变为一般疑问句) Janes sister to see the comedy ?15. Maria and Jack come to this school on Monday . (对画线部分提问) Maria and Jack come to this school ?16. Titanic is really a great sad movie . (对画线部分提问) Titanic ?17. I think this documentary is boring . (变复数句) think boring .18. Mike can play the guitar . (对画线部分提问) Mike ?19. Julia and her mother can live (居住) in the same city . (变一般疑问句) Julia and her mother live in the same city ?20. The teacher wants to join a music club . (变为特殊疑问句) club the teacher want to join ?21. She doesnt know when to join the rock band . (变为肯定句)She when to join the rock band .22. My mother usually has lunch at 12:12 . (对画线部分提问) your mother usually lunch ?23. Li Xing goes home late on Friday afternoon . (变为一般疑问句) Li Xing home late on Friday afternoon ?24. Li Xing goes home late on Friday afternoon . (对画线部分提问) Li Xing goes home late ?25. This girl is Joy Smith . (变为特殊疑问句) is this girl ?26. The twins are eleven . (变为特殊疑问句) are the twins ?27. The students study English every day . (对画线部分提问) the students study every day ?28. They want to buy some food . (对画线部分提问) they want to buy ?29. She watches TV on Saturday evening . (对画线部分提问) she TV ?30. She often has a drink of water after supper . (变为一般疑问句) she often a drink of water after supper ?31. That is an apple tree . (变为复数句) 32. Mikes birthday is February 19th . (对画线部分提问) is Mikes birthday ? 33. Come down to our new shop, please. (变为否定句) to our new shop, please.二用be动词的适当形式填空。(共18题)1. I a student . You a teacher .2. She my friend.3. you Li Fen ? No, not . 4. Mr. green very busy?Yes , he . 5. He must at home .6. Comedy very interesting .7. thrillers very scary ?8. You and I good friends .9. His friends very funny 10. The twins very happy because they want to go to a movie .11. Our class big , but their class small .12. The basketball club exciting and fun .13. The girl in red clothes my sister .14. Lilys room not very big .15. It _ nice to meet you. 16. Your name _ nice. 17. What class you in ? 18. _ your Number Seven? 三用所给动词的适当形式填空。(共30题)1. My classmate (know) the man on the bike .2. His sister usually (go) to school at 7:00 am .3. Lin Tao (like) his new sweater .4. Let me (have) a look .5. Lets (play) tennis !6. he (like) English ?7. I want (go) to a movie .8. He (not know)the teachers name .9. Nice (meet) you !10. Can I (ask) the policeman ?11. (sit) down and (have) a cup of tea .12. (not look) at your book !13. you (can see)the bananas on the table ?14. I need (buy ) some new clothes .15. She likes (play) chess .16. Its time (play) games .17. You must (be) a good student .18. She must (sing) well .19. He (have) an egg and a banana for breakfast .20. Li Min (take) a shower after lunch .21. People usually (eat) dinner in the evening .22. What time Mary usually (play) basketball ?23. This boy likes (play) chess with his father on weekends .24. Where his parent (work) now, do you know? 25. Who (teach) you English in your school?26. Helen, (not be) late for class again. 27. I dont like the movie. Its (born). 28. (not look) at the pictures. (listen) to me. 29. Little Tom can (ride) a horse. 30. The weather (be ) windy today.一般现在时专项练习（2）一、用括号内动词的适当形式填空。1. He often (have) dinner at home.2. Daniel and Tommy (be) in Class One.3. We ( not watch) TV on Monday.4. Nick (not go) to the zoo on Sunday.5. they (like) the World Cup?6. What they often (do) on Saturdays?7. your parents (read) newspapers every day?8. The girl (teach) us English on Sundays.9. She (dont do) homework every day.10. There (be) some water in the bottle.11. Mike (like) cooking.12 She (go) to school from Monday to Friday.13. Liu Tao (do) not like PE.二、按照要求改写句子1. Daniel watches TV every evening.(改为否定句)2. I do my homework every day.(改为一般疑问句，作否定回答)3. Amy likes playing computer games.( 对划线部分提问)4. We go to school every morning.(改为否定句)5. He speaks English very well.(改为否定句)6. She is always a good student.(改为一般疑问句，作否定回答)四、改错( )1. Is your brother speak English? ( )2. Does he likes going fishing?( )3. He likes play games after class. ( )4. Mr. Wu teachs us English. ( )5. She dont do her homework on Sundays.一般现在时专项练习（3）一、写出下列动词第三人称单数的变化形式:be , have , come , go , stay , teach , w rite , take , study watch , fly ,play 二、 用括号中所给词的适当形式填空；1The buses _ (use) a lot of oil.2Each of us _ (have) strong points and wea