英语语法：一般现在时ppt课件.ppt

1、,The present tense,1,功能,1. 表示经常性、习惯性的动作或状态,I wash the dishes every day. You sometimes take a bus home. They usually have lunch at 11:30. He always gets up early. She is often late for school.,2. 表示表示客观事实,You are 13. He is a student. You study at Zz Middle School.,2,关键词,always(总是) usually(通常) often(经

2、常) sometimes(有时) every day(每天) every year(每年） on Monday（在星期一） in January （在某月）,3. 表示永恒不变的真理；,The sun goes round the earth.,常发生，按惯例，摆事实，讲道理,3,一. be动词的一般现在时,be动词： 主语 + be +其它,如：I am a boy. 我是一个男孩。 He is a boy.他是一个男孩。,am,is(单三）,are,4,肯定句：主语+be+其它 如： He is a worker. You are thirteen. 否定句：主语+ be+ not+其它

3、如： He is not a worker. You arent thirteen. 一般疑问句：Be+主语+其它? 如： Is he a worker? Yes, he is./No, he isnt. Are you thirteen? Yes, I am ./No, I am not. 特殊疑问句：疑问词+be+主语+其它? 如： What is he? What colour is that bird? How old are you? Where are they ?,2. be 动词的一般现在时的基本句型,5,二. 实义动词的一般现在时,1、什么叫实义动词？ 实义动词是指表示有具体

4、意思的动词,也叫行为动词。 如: like(喜欢）, eat（吃）, live（居住）, have（有）, run（跑） 等等。 实义动词占英语中动词的绝大多数。,6,我们已学过的be 动词可译成“是”，有时译成“成为”，有时则没有具体意思如： “She is tall.”这句译成： “她很高”。故be 动词不属于实义动词。,7,2、一般现在时实义动词作谓语的时侯有两种形式：,动词原形；如: like 第三人称单数动词形式；如: likes,主语 + (+其它)。,实义动词原形,实义动词的单数第三人称形式,如：We like English.我们学习英语. He likes French.,8

5、,3、实义动词第三人称单数的变化规则,9,1) 肯定句: 主语（I/We/You/They）+实义动词原形+其他 如：I stay at home on Saturdays. They have sports every day. 主语（He/She/It）+实义动词单三形式+其他 如：He stays at home on Saturdays. Lucy has sports every day.,4、实义动词的一般现在时的基本句型,10,2) 否定句： 主语（I/We/You/They）+ dont+动词原形+其他 如：I dont stay at home on Saturdays. T

6、hey dont have sports every day. 主语（He/She/It）+ doesnt+动词原形+其他 如：He doesnt stay at home on Saturdays. Lucy doesnt have sports every day.,11,3) 一般疑问句及其肯、否定回答： Do+主语（I/we/you/they）+动词原形+其他？ 如：Do you stay at home on Saturdays? Yes,I do./No,I dont. Do they have sports every day? Yes, they do./No, they do

7、nt. Does+主语（he/she/it）+动词原形+其他？ 如：Does he stay at home on Saturdays? Yes,he does./No,he doesnt. Does Lucy have sports every day? Yes,he does./No,he doesnt.,12,4) 特殊疑问句： 疑问词+ do/does+主语+动词原形+其他？ 如： What do you want? What does she want? What time do you have lunch? What time does she have lunch? What

8、do you do? What does she do? How do you spell it? How does he spell it?,13,5.一般现在时的句型变换 1） I usually play football on Friday. 改为一般疑问句: Do you usually play football on Friday? 对划线部分提问: What do you usually do on Friday? 2） My father goes to work by bike everyday. 对划线部分提问: How does your father go to wo

9、rk everyday?,14,谓语动词是实义动词时, 其一般现在时的谓语动词形式有两种第三人称单数或原形。其否定句和疑问句要借助于do, does, dont或doesnt来帮助构成。,6. 实义动词的一般现在时用法小结,15,一般现在时,练习,16,用括号内动词的适当形式填空,1. He usually _ (have) lunch at home. 2. David and Tom usually _ (play) football after school. 3. We usually _ (make) model ships. 4. Nick usually _ (watch) TV

10、 on Monday.,has,play,make,watches,17,5. What _they usually _ (do) on Saturdays? They usually _ (fly) kites. 6. _ your uncle_ (water) the flowers every day? 7. _ your parents_ (read) newspapers every day? 8. The girl usually _ (teach) us English on Sundays.,do,do,fly,Does,water,Do,read,teaches,18,9.

11、What _you usually _ (do) after school? I usually _ (grow) flowers. 10. What _your mother usually _ (do) on Sundays? She usually _ (do) housework at home . 11. _ Mike _(have) any hobbies? Yes, he _ . He _ (like) _ (cook). 12. They_ (have) the same hobby.,do,do,grow,does,do,does,Does,have,likes,have,c

12、ooking,does,19,13. My aunt _ (like) _ (read) newspapers every evening . 14. What _Mike usually _ (do) on Sundays? He usually _ (help) Jane with her Maths . 15. What _Helen usually _ (do) on Sundays? She often _ (clean) the desk .,cleans,do,does,helps,do,does,reading,likes,20,16. She _ (go) to school

13、 from Monday to Friday. 17. Liu Tao _ (do) not like PE. He cant _(run ) fast. 18. The children usually _ (watch) TV in the evening.,goes,does,run,watch,21,19. Su Hai and Su Yang _ (have) eight subjects this term. 20. What _ she usually _ (do) in the evening? She usually _ (study) English.,studies,do

14、es,do,have,22,21.The girl is _ . She dances _ _ .(beautiful) 22. The student _ (use) a computer to _(write) music. 23. I_ ( like ) making clothes, but he_ ( not like ). He _ ( like ) playing football.,beautiful,beautifully,uses,write,like,does not like,likes,23,24.We usually _( dance )and_( play )ba

15、sketball after class. 25. Mikes_ ( hobby ) is _ draw ) pictures.,drawing,hobby,play,dance,24,二、改写句子,1I want to play table tennis with Gao Shan. He _ to 2. I surf the Internet on Saturday evening. My father the 3. They study English , Maths Science ,and Art. Tom English 4. I usually play basketball with my friends. Wang Bing ,wants,surfs,studies,plays,25,5. My aunt likes growing flowers. My parents