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1、一般现在时的用法一、一般现在时: 表示现阶段经常或习惯发生的动作或存在的状态,或说明主语的特征。(1)一般现在时的构成:主语(非三单)+动词(原形) 主语(三单)+动词(三单)(2)一般现在时的用法:表示经常性或习惯性的动作或存在的状态。与一般现在时连用的时间状语:表示频度的副词always,often,usually,sometimes等。on sundays,on monday afternoon,every day,in the morning,every year等时间状语。once a year, twice a month, three times a week之类的表示频率的词组
2、。如:he gets up at five oclock every day. he often plays football. 表示客观真理、事实、人的技能或现在的状态时句子里一般不用时间状语。如: the earth turns round the sun.(地球绕着太阳转)light travels faster than sound.(光传播比声音快) 表示十分确定会发生(如安排好的事情)或按照时间表进行的(将要发生的)事情,用一般现在可以表达将来,句子中可以有将来时间。如:the train for haikou leaves at 8:00 in the morning.(开往汉口
3、的列车上午8点开车) 在时间状语从句中(以when, after, before, while, until, as soon as等引导)和条件状语从句中(以if,unless引导),用一般现在时代替一般将来时,句子可以有将来时间。如:please ring me up as soon as you arrive in germany.(你一到德国就给我打电话) / if it rains tomorrow, we will have to stay at home.(如果明天下雨我们就只好呆在家) 一般现在时用于倒装句中可以表示正在发生的动作,动词以come, go为主。如:here co
4、mes the bus. (车来了) / there goes the bell.(铃响了)。二,第三人称单数问题一般现在时中,当主语是第三人称单数时,即常在动词原形后加-s或-es。第三人称单数变化,现归纳总结如下:1.人称代词he, she, it是第三人称单数。如: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。2.单个人名、地名或称呼作主语;用第三人称单数。如:han mei looks like her mother.韩梅看起来像她的母亲。beijing i
5、s in china.北京在中国。uncle wang often makes cakes.王叔叔经常做蛋糕。3.单数可数名词或this / that / the/ a +单数可数名词作主语时,是第三人称单数。如: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。4.不定代词someone, somebody, nobody, everything, something等及指示代词this, that作主语时,第三人称
6、单数。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。5.不可数名词作主语时为第三人称单数。如:the milk is in the glass. the bread is very small.6.当数字或字母作主语时,看作第三人称单数。如: 6 is a lucky number.6 i is a letter.三,动词原形变第三人称单数的规则 1、大多数动词在词尾加“s”:stopstops ; m
7、akemakes playplays 2、以辅音字母加“y”结尾的,要先将“y”变为“i”,然后在加“es” 如:carrycarries , 3、以“s, x, ch, sh”结尾的,在词尾加“es”如:teachteaches ; watchwatches 4、以“o”结尾的动词,加“es”如:gogoes , dodoes 一般现在时练习题 一,写出下列动词的第三人称单数形式: 1. wash_ match _guess_ study_ finish_ go_ snow_ carry_ 2. stop_ see_ drive _ let_ carry_ keep_ join_ find_
8、 think_ teach_ catch_ 3. stay_ begin_ forget_ lie_ die _ run_ prefer_ give_ ring_ dance_ hope_ 二,用所给词的正确形式填空1. we often_(play) on the playgound.2. he _(get) up at six oclock.3. _you _(brush) your teeth every morning.4. what_ (do) he usually _(do) after school?5. danny _(study) english, chinese, math
9、s, science and art at school.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?11. he often _(have) dinner at
10、home. 12. daniel and tommy_ (be) in class one. 13. we_ (not watch) tv on monday. 14. nick _(not go) to the zoo on sunday. 15. they_ (like) the world cup? 16. what _they often _(do) on saturdays 17. your parents_ (read) newspapers every day?18. the girl_ (teach) us english on sundays. 19. she and i _
11、(take) a walk together every evening. 20. there_ (be) some water in the bottle. 21. mike _(like) cooking. 22. they_ (have) the same hobby. 23. my aunt_ (look) after her baby carefully. 24. you always_ (do) your homework well. 25. i_ (be) ill. im staying in bed. 26. she_ (go) to school from monday to
12、 friday. 27. liu tao _(do) not like pe. 28. the child often_ (watch) tv in the evening.29. su hai and su yang _(have) eight lessons this term.30. what day _(be) it today? its saturday.31. dont make a noise. grandpa _(sleep). 32. toms family_(watch) tv. 33. it _(take) me two hours to finish my homewo
13、rk last night. 34. what _ your mother _(do) every evening? she _(wash) clothes. 35. _ it _ (rain)every day? 36. what _(do) you _ on sundays ? we _ (play) football. 37. there _ (be) a football match on tv every morning. 38. they often _ (visit) the great wall. 39. who _ (dance) the best in your class
14、? 40. he _ (not come). 41. the earth _ (move) round the sun. 42 she _ (buy) a sweater. 43. mr. wang often_( go) to shanghai. 三,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
15、 york. (改为一般疑问句)5. i watch tv every day. (改为一般疑问句)6. david has 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. (一般疑问句)(把1014小题变否定句,一般疑问句和划线提问)10. mike has two letters for him.11. i usually play football on friday afternoon12. su yang usually washes so
16、me clothes on saturday.13. mingming usually waters the flowers every day14,tom does his homework at home.四,单项选择: 1. there _ an english film at the cinema now.a. will have b. is going to have c. is going to be d. is2. the picture _ nice. a. looks b. is looked c. look d. is looking 3. she _ down and s
17、oon falls asleep. a. live b. lain c. laid d. sits4. they _ the office in time very morning. a. reach to b. arrived c. went d. get to 5. we shall go to shanghai on business before you _ back next week. a. will come b. came c. would come d. come 6. the plane _ over there.a. is b. are c.am d. was 7. i
18、see her _ the room this morning. a. to enter b. entered c. enter d. enters 8. the teacher _us to come to school on time. a. ask b. asking c. asks d. asked9. john always _ others. a. help b. helping c. helps d. to help 10. he _for eight hours every day.a. working b. to work c. works d. worked 11. youd better _ at home and _ your homework. a. to stay, do b. stay, do c. to stay, to do d. stay, to do 12. he sits down and _ a rest. a. having
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