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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。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.(开往汉口的列车上午8点开车)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 is 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.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 ; makemakes 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 5、不规则变化:have- has be-is 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_ join_ find_ think_ teach_ catch_ 3. stay_ begin_ forget_ lie_ die _ run_ give_ ring_ dance_ have_ 二,用所给词的正确形式填空1. We often_(play) on the playground.2. He _(get) up at six oclock3. Danny _(study) English, Chinese, Maths, Science and Art at school.4. Mike sometimes _(go) to the park with his sister.5. At eight at night, she _(watch) TV with his parents.6. He often _(have) dinner at home. 7. Daniel and Tommy_ (be) in Class One. 8. The girl_ (teach) us English on Sundays. 9. She and I _(take) a walk together every evening. 10. Mike _(like) cooking. 11. They_ (have) the same hobby. 12. You always_ (do) your homework well. 13. I_ (be) ill. Im staying in bed. 14. She_ (go) to school from Monday to Friday. 15. Liu Tao _(do) not like PE. 一般现在时的基本句型1. be动词的一般现在时:肯定句:主语+be(am/is/are)+.否定句:主语+be(am/is/are)+not +.is not = isnt are not = arent一般疑问句:Be(am/is/are)+主语+.?肯定回答:Yes, 主语(代词)+be动词.否定回答:No, 主语(代词)+be动词+not.特殊疑问句:疑问词+be动词+主语+?主语be动词第一人称单数am第二人称单复数are第三人称单数is第一、三人称复数are2. 实义动词的一般现在时:主语第一人称、第二人称单复数第三人称复数第三人称单数肯定句:主语+ 动词原形+.主语+动词第三人称单数(-s)+.否定句:主语+dont+ 动词原形+.dont = do not主语+ doesnt+ 动词原形+.doesnt = does not一般疑问句:Do+主语+ 动词原形+.?Does+主语+ 动词原形+.?肯定回答:Yes,主语(代词)+do.Yes,主语(代词)+does.否定回答:No,主语(代词)+dont.No,主语(代词)+doesnt.特殊疑问句:疑问词+一般疑问句?三、 用所给单词适当形式填空1. _you _(brush) your teeth every morning?2. What_ he usually _(do) after school?3. _ Mike_(read) English every day?4. How many lessons _your classmates_(have) on Monday?5. What time _his mother_(do) the housework?6. We (not watch) TV on Monday. 7. _ it _ (rain)every day? 8. He _ (not come). 9. What _ you _ (do)on Sundays ? 10. What _ your mother _(do) every evening.11. Nick _(not go) to the zoo on Sunday. 四、改句子1.Daniel watches TV every evening.(改为否定句) Daniel TV every evening.2.I do my homework every day .(改为一般疑问句并作否定回答) you homework every day? No, I .3.She likes milk.(改为一般疑问句并作肯定回答) she milk? Yes, .4、Sandy has long hair in a ponytail. (改为一般疑问句并作肯定回答) Sandy long hair in a ponytail?Yes , .5、Simon and Daniel are good friends .(改为否定句)Simon and Daniel _ _ good friends.6、We are in the school football team. (改为一般疑问句并作肯定回答) you in the school football team? Yes, .7、Amy likes playing computer games. (改为一般疑问句并作否定回答) _ Amy _ _ playing computer games? No, she_8、She is always ready to help others. (改为一般疑问句并作否定回答) _ she always ready to help others? No, .9、The earth goes around the sun. (改为一般疑问句并作肯定回答)_ the earth _ around the sun? Yes, _.10、He speaks English very well. (改为否定句)He _ speak English well.11、John comes from Canada.(对划线部分提问)Where _John _from?12. Maria and Jack come to this school on Monday .(对画线部分提问)_ _Maria and Jack come to this school ?13. I want to buy a big green bag . (对画线部分提问) you want to buy ?二. 改错1、Lily and Lucy doesnt want to clean the blackboard. 2、My mother often go to the shop on Sundays. 3、She doesnt likes bread or cakes. 4、Where is Jim and Kate now? 5、There are some water and leaves in the pool. 6、They arent go to school at the weekend.
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