一般现在时公开课典范ppt课件

1、1;.教学目的l让学生学会正确的运用普通如今时l掌握当主语是单三时实义动词在普通如今时中的变化规那么l能综合运用普通如今时完成义务l经过课堂互动与协作学习，加强学习兴趣，培育言语知识交际才干23;.4 定义及详细运用定义及详细运用1.表示如今的形状：表示如今的形状：e.g. Hes twelve. Shes at work.2.表示经常或习惯性的动作，常与表示频率的时间状语连用。【表示经常或习惯性的动作，常与表示频率的时间状语连用。【 talk 】1.频度副词频度副词: sometimes(有时有时), often, always(总是总是), usually(通常通常), seldom, n

2、ever(决不决不) twice a week,seldom,once a month, on Sundays2. in the morning/afternoon/evening3. every morning/night/evening/day/week/year, e.g. I leave home for school at 7:00 everymorning. I get up at 6:30 every day. He reads English every morning. 学一学学一学53.表示主语具备的性格和才干等：表示主语具备的性格和才干等：e.g. She likes n

3、oodles. They speak Japanese.4.普遍真理和自然规律：普遍真理和自然规律：e.g. Two plus four is six. The moon goes around the earth. The earth moves around the sun. Shanghai lies in the east of China. 留意：此用法假设出如今宾语从句中，即使主句是过去时，从句谓语也要用普留意：此用法假设出如今宾语从句中，即使主句是过去时，从句谓语也要用普通如今时。通如今时。 e.g. Columbus proved that the earth is round

4、. 5.表示格言或警句中。表示格言或警句中。e.g. Pride goes before a fall.骄者必败。骄者必败。67 表达方法表达方法主要经过主要经过 和和 的变化来表示，经常句的变化来表示，经常句中加上表示时间的词语。其中最主要的是谓语动词的变化。普通如今时动词变化的规那么中加上表示时间的词语。其中最主要的是谓语动词的变化。普通如今时动词变化的规那么是：是： 情态动词、情态动词、be动词、动词、实义行为动词实义行为动词助动词、助动词、Start to learn8 be 动词的普通如今时动词的普通如今时一定句：主语一定句：主语+be+表语表语(n., adj.数词，介词短语等数词

5、，介词短语等)表形状表形状 I am a student. He is twelve. They are in the classroom. 否认句：否认句：be +not I am not a student. He is not a thirteen.They are not in the classroom.9普通疑问句：普通疑问句：be提早提早 Are you a student? Is he twelve? Are they in the classroom?特殊疑问句：特殊疑问句：疑问词疑问词+普通疑问句普通疑问句Who are you?How old is he?Where ar

6、e they? 一定回答：Yes，主语+be否认回答：No，主语+be+not留意：在作疑问句的回答时，主语要用相应的代词替代10I用am；you,we ，they 都 用are, is连着he，she，it；单数名词用is,复数名词全用are。 变疑问，往前提，句末问号莫丢弃。 变否认，更容易，be后not莫忘记。 疑问否认任他变，句首大写莫踌躇总结一下：Be的用法口诀的用法口诀talk bout it)11一、用一、用be动词的适当方式填空动词的适当方式填空 Amy _ her sister.2. His name _ Kate.3. -What _ your phone number?

7、-It _284-2942.4. - _ you Cara? - No, I _ Gina.5. Her brothers name _ John. 6. His family name _ Li.isisisAreamisisisPractice and Test12四、用be动词的正确方式(is, am, are)填空，完成句子18. _ they from Japan? Yes, they _.19. You _ a teacher and I _ a doctor.20. _ Ronaldo from Brazil? Yes, he _.21. Who _ that? This _ K

8、angkang.22. _ you a student? Yes, I _.23. Where _ Beijing? It_ in China.Are Are areareareaream am Is Is is is is is is is Are Are am am is is is is 13( )1. What color _ her shoes? Black.am B. is C. are D. be( )2. These are my pants. His _ yellow. A. isB. am C. are D. /( )3. My family _ very big. A.

9、amB. is C. areD. does( )4. This pair of shoes _ mine. His are over there. A. will be B. is C. are D. be( )5. My name _ Jack. Liu Ying and Sun Mei _ my friends. A. is; are B. is; is C. are; isD. is; am( )6. What class _ your brother in? He _ in Class Two. A. does; is B. is; is C. are; /D. are; is14Bo

10、b is not on the football team.Is Bob on the football team?No, he isnt. (Yes, he is.)They are not in the teachers office.Are they in the teachers office?Yes, they are. (No, they arent.)What is Bob?Who are in the teachers office?二二. 改写以下句子。改写以下句子。1. Bob is ( on the football team.)否认句：否认句： 普通疑问句：普通疑问句：

11、 回答：回答：对括号部分提问：对括号部分提问：2.( They are) in the teachers office.否认句：否认句： 普通疑问句：普通疑问句： 回答：回答： 对括号部分提问：对括号部分提问：3. There is (a piano )in the room.否认句：否认句： 普通疑问句：普通疑问句：回答：回答：对括号内容提问：对括号内容提问：There is not a piano in the room.Is there a piano in the room?Yes, there is. (No, there isnt. )What is in the room? 15

12、3. It is (sunny) today.否认句：否认句： 普通疑问句：普通疑问句： 回答：回答：对括号内容提问：对括号内容提问：4. There is (some water) in the bottle.否认句：否认句： 普通疑问句：普通疑问句： 回答：回答：对括号内容提问：对括号内容提问：It is not sunny today.Is it sunny today?Yes, it is .(No, it isnt.)There is not any water in the bottle.Is there any water in the bottle?Yes, it is. (N

13、o, it isnt.)How is the weather today?Whats the weather like today?What is in the bottle?16 对主语提问：当主语是人时，用对主语提问：当主语是人时，用 “Whos + 介词短语介词短语?；当主语是物时，用；当主语是物时，用 “Whats + 介词短语介词短语?。其中。其中there在口语中经常省略。留意：无论原句的主语是单数在口语中经常省略。留意：无论原句的主语是单数还是复数，对其提问时普通都用还是复数，对其提问时普通都用be的单数方式的单数方式(回答时却要根据实践情况来决议回答时却要根据实践情况来决议)。

14、如：。如： There is a bird in the tree. Whats in the tree?There are some bikes over there. Whats over there?There is a little girl in the room. Who is in the room?17 对地点状语提问：用对地点状语提问：用 “Where is are + 主语主语?表示留意其答语变化：表示留意其答语变化：There is a computer in my office. Where is the computer? -Its in my office.Ther

15、e are four children in the classroom.Where are the four children?They re in the classroom.18情态动词的普通如今时情态动词的普通如今时构成主语 + 情态动词 + 动词原形+其他She can speak English.留意：情态动词后的动词一定要用原形留意：情态动词后的动词一定要用原形试比较：They are right. She speaks English.学一学学一学They can sing English songs19情态动词否认句的构成主语 + 情态动词 + not + 动词原形 + 其他

16、 I can drive the car but she cant I cant speak English She cant drive a car. can can not may may not must must not20 Can you speak English ?Yes，I can. No， I cant. 一定回答：Yes，主语+情态动词否认回答：No，主语+情态动词+not情态动词 + 主语 + 动词原形 + 其它部分？留意：在回答时，主语要用相应的代词替代情态动词疑问句的构成21She can speak English. He may be in Beijing. Wh

17、ere may he is? They must find it. What must they find?情态动词的特殊疑问句的构成特殊疑问词+情态动词 + 主语 + 动词原形 + 其它部分？ What can she speak？22情态动词后接动词原形情态动词后接动词原形;没有人称和数的变化没有人称和数的变化;不能单独作谓语不能单独作谓语, 与后面的动词共同作谓语与后面的动词共同作谓语;其否认方式在后面直接加其否认方式在后面直接加not。Modal verbs情态动词情态动词总结总结23.用适当的情态动词填空：。1.I can play football. _you swim?2.Don

18、t worry. You _ return me this book tomorrow.3.My grandma is ill. You _ talk so loudly here .4.I cant play with you. I _finish my homework first.5.I_ get up early tomorrow. because I have a meeting.6._you please open the window? CanmaycantmustmustCan249. Nobody _live without air.10._he speak Chinese

19、?Yes ,a little.11. The book _ be returned before Saturday.12._I come in ?Yes ,please.13. You _give up smoking at once. Its bad for your health.14. Excuse me ._I ask you a question?15. _you tell me where the station is ?16. _ I finish the work now ?No, you _. You _ do it this evening.17. May I use yo

20、ur dictionary ? Sorry , you _. I am using it now .can Can mustMay must May Can Must neednt can cant 25实义动词的普通如今时实义动词的普通如今时重点重点26 The girl apples.These two boys apples.eatseat说说看看说说看看27Mike basketball.The boys basketball.playsplay28Xiao mei to school.We twinsaregoes29That boy TV.Tim and his mother TV

21、.watcheswatch30She going shopping. I going shopping.likelikes311.假设主语是假设主语是 和和 I、 we 谓语动词不用做任何变化，即依然用动词原形表谓语动词不用做任何变化，即依然用动词原形表示：示： 名词复数名词复数第一人称第一人称一定句一定句: 主语主语+动词原形动词原形+其他其他 否认句否认句: 主语主语+dont+动词原形动词原形+其他其他 普通疑问句普通疑问句: Do+主语主语+动词原形动词原形+其他其他例例 1) We usually go to school at 7:30. 我们通常我们通常7:30上学去。上学去。g

22、o 2) My parents give ten yuan to my sister every week. 我父母每星期给我妹妹十元钱。我父母每星期给我妹妹十元钱。322.2.主语是主语是 时，谓语动词要进展必要的变化。时，谓语动词要进展必要的变化。一定句一定句:主语主语+动词的第三人称单数动词的第三人称单数+其他其他 否认句否认句: : 主语主语+doesnt+doesnt+动动词原形词原形+其他其他 普通疑问句普通疑问句 : Does+ : Does+主语主语+动词原形动词原形+其他其他 一定回答一定回答: Yes: Yes，主语，主语+does +does 否认回答否认回答: No:

23、No，主语，主语+doesnt +doesnt 特殊疑问句特殊疑问句: : 特殊疑问词特殊疑问词+普通疑问句普通疑问句 必要的，什么是第三人称单数呢？必要的，什么是第三人称单数呢？第三人称单数第三人称单数331.人称代词人称代词he, she, it是第三人称单数是第三人称单数.1).He likes watching TV. 他喜欢看电视他喜欢看电视.2).She has lunch at twelve. 他十二点吃午餐他十二点吃午餐.3). It looks like a cat. 它看起来象只猫它看起来象只猫.342. 单个人名单个人名.地名或称谓作主语时地名或称谓作主语时,是第三人称单

24、数方式是第三人称单数方式.如如:1).Han Mei watches TV with her mother.韩梅和她的母亲看电视韩梅和她的母亲看电视.2).Beijing is the capital of China. 北京是中国的首都北京是中国的首都.3).Teacher Wu often makes cakes at her home.王教师经常在家做蛋糕王教师经常在家做蛋糕.353.this/that/the/a/an+ 单数可数名词作主语时单数可数名词作主语时,是第三人称单数是第三人称单数. 如如:1).A girl plays the piano at school.2).This

25、 book is yours.3).That car is red.4).The cat is Lucys.364. 不可数名词或笼统名词作主语时不可数名词或笼统名词作主语时,为第三人称单数为第三人称单数.如如:1).The milk is in the glass.牛奶在玻璃杯里牛奶在玻璃杯里.2).The bread is very small. 那块面包很小那块面包很小.375. 当数字或字母做主语时当数字或字母做主语时,看做第三人称单数看做第三人称单数.如如:1).“6 is a lucky number. “6是个吉利数字是个吉利数字.2).“I is a letter. “ I是个

26、字母是个字母.386.在某些特殊疑问句中，特殊疑问词做主语表单数含义在某些特殊疑问句中，特殊疑问词做主语表单数含义How old is she?When is her birther?Who is your math teacher?How much is the pen?Where does he want to go?Why is she?What subject does she like best? 39在普通如今时中在普通如今时中, 当主语是第三人称单数方式时当主语是第三人称单数方式时,行为动词用第三人称单数方式行为动词用第三人称单数方式,即加即加-s 或或 es. 详细方法如下详细

27、方法如下:40普通情况下普通情况下,直接加直接加 -s.如如: work-works play-plays rain-rains see-sees412. 以以 sh,ch,s,x或或o结尾的词后加结尾的词后加-es.如如: wash-washes teach-teaches fix-fixes do-does go-goes423.以辅音字母加以辅音字母加-y结尾的结尾的, 先把先把y变成变成i,再加再加 -es.如如: study-studies fly-flies carry-carries434. 元音字母元音字母+y结尾直接加结尾直接加s. 如：如：plays, says, buys

28、445. 以以o结尾加结尾加-es. 如：如：do-does, gogoes6.以不发音的子母以不发音的子母-e结尾的直接加结尾的直接加-s.如：如：likelikes, drive-drives7. 特殊：特殊：are-is, have-has留意：不要和名词的单复数混淆留意：不要和名词的单复数混淆那么相应的问题赶紧讨论一下啦那么相应的问题赶紧讨论一下啦!45单数复数可数名词如何变化？规那么变化不规那么变化规那么变化规那么变化461.普通情况下,直接在名词词尾加-s.2.以s,x,sh,ch结尾的名词,在词尾加-es. 3.以辅音字母加y结尾的名词，要变y为i再加-es. 5.以f或 fe结

29、尾的名词，先将f或 fe变为v,再加-es.6.以o结尾的名词,表示无生命事物的名词加-s, 表示有生命事物的名词加-es。4.以“元音字母+y结尾的名词，直接在词尾加-s .Sum up 47写出以下动词的第三人称单数方式写出以下动词的第三人称单数方式workstudy drivewashwatchflyspellspeaksaylikedohaveworksstudies driveswasheswatchesfliesspellsspeakssayslikesdoeshas练一练48给以下可数名词加复数 bird- card- lady- orange- ruler- photo- fr

30、iend- boy- watch- girl- case- cat- wife- tree- key- bed- hero- family- dictionary- question- leaf- party- cup-birdsladiesorangesrulerscatsboysgirlscaseswiveswatchestreeskeysquestionsbedsheroesfriendsfamiliesdictionariesphotoscardsleavespartiescups49 行为动词的普通如今时 一定句： I/We/You/They I stay at home on Sa

31、turdays. They like playing basketball. He/She/It He stays at home on Saturdays. Lucy likes playing basketball. 否认句： I/We/You/They I dont stay at home on Saturdays. They dont like playing basketball. He/She/It He doesnt stay at home on Saturdays. Lucy doesnt like playing basketball.动词原形动词原形单三单三dont +

32、 动原动原doesnt + 动原动原总结总结50普通疑问句：普通疑问句： I/We/You/They Do you stay at home on Saturdays? Do they like playing basketball? He/She/It Does he stay at home on Saturdays? Does Lucy like playing basketball?特殊疑问句：特殊疑问句： I/We/You/They What does she do at home on Saturdays? What do they like doing? He/She/It Wh

33、ere does he go on Saturdays? Why does Lucy like Playing basketball?51 Practice makes perfect! 孰能生巧孰能生巧52 用动词的适当方式填空用动词的适当方式填空1. We often _ (play) on the playground.2. He _ (get) up at six oclock.3. _ you _ (brush) your teeth every morning?playgetsDobrush535. Danny_ (study) English, Chinese, Maths, S

34、cience 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?studiesgoeswatchesDoesread549. How many lessons _ your classmate _(have) on Monday?10. What time _ his mother _(do) the housework?

35、doeshavedoesdo554. She lives in a small town near New York. 改为普通疑问句改为普通疑问句 5. I watch TV every day. 改为普通疑问句改为普通疑问句 Does she live in a small town Near New York?Do you watch TV every day?56 7. We have four lessons.改为普通疑问句改为普通疑问句,并作一定回答并作一定回答 8. My dog runs fast. (普通疑问句并否认回答普通疑问句并否认回答)： Do you have fou

36、r lessons?Yes,we do.Does your dog run fast?No,it doesnt.57 10. Mike has two letters for him.普通疑问句：普通疑问句：11. I usually play football on Friday afternoon.普通疑问句普通疑问句: 划线提问划线提问Does Mike have two letters for him?Do you usually play football on .? What do you usually do on Friday afternoon.58 12. Su Yang

37、usually washes some clothes on Saturday.普通疑问句普通疑问句: 划线提问划线提问:13. Mingming usually waters the flowers every day普通疑问句普通疑问句: 划线提问：划线提问：Does Su Yang usually wash any clothes on Saturday?What does Su Yang ususlly do on Saturday?59 14. Tom does his homework at home.普通疑问句普通疑问句: 划线提问：划线提问： What does Tom do

38、at home?Does Tom do his homework at home?15.We do our homework every day.划线提问划线提问:What do you do every day?60对划线部分提问对划线部分提问 3.Its Wednesday today.4.His favourite sport is basketball.5.My brother works in Shenzhen. 6.One of my classmates comes from Australia. 7.Lucy usually gets up at 6:30 in the mor

39、ning. What day is it today?Whats his favourite sport?Where does your brother work?Where does one of your classmates come from?When does Lucy get up in the morning?61I do my homework.(用用He 改写改写)He does his homework.She does her homework.(用用we改写改写)We do our homework.Tom does his homework.(用用they 改写改写)

40、They do their homewrk.62getsgoeslivesdraws继续加油Come on!63Tom goes to school every day by bike.1.就就Tom 提问提问 2.就就goes to school提问提问 3.就就by bike提问提问 1.Who goes to school every day by bike?2.What does Tom do every day by bike ?3.How does Tom go to school every day? 64Ex2. 将以下句子变成其否认和普通疑问句并就斜体部分提问。将以下句子变成

41、其否认和普通疑问句并就斜体部分提问。 1. She comes from America.2. I usually go to school by bike. Does she come from America?She doesnt come from Ameica.Where does she come from?I dont usually go to school by bike.Do you usually go to school by bike? How do you usually go to school ?651._ you have a book ? A Do B. Ar

42、e C. Is D. Have2.Does Li Lei like to watch TV? _.A. Yes, he like. B. No, he doesnt .C. Yes, hed like. D. No, he likes.3.She doesnt _ her homework in the afternoon. A. doing B. to do C. does D. do4.How _ Mr. Smith _ to England? A. do, go B. is , go C. does, go D. does , goes 665. _ she _ home at six

43、every day? A. Is , leave B. Does , leave C. Is , leaves D. Does , left6.I want_homework now. A .doing B. to do C.to do my D.do my7.Its time_. A.go to school B.play games C.to go home D.to do my homeworks8_you _the blackboard? Yes,I can. A.Can, clean B.Am, cleaning C.Are, cleaning D.Do, clean9_go and

44、 help her. A.Lets me B.Lets us C.Lets D.Lets to6710.Do they have a new car? Yes,_. A.they are B.they have C.they dont D.they do11.He often _ supper at 6:00 in the evening. A. have B. has C. is having D. is eating12. Its 6 oclock in the morning. Its time _. A. get up B. gets up C. to get up D. gets u

45、p 6813.The students will go to the Summer Palace if it _ tomorrow. A. dont rain B. doesnt rain C. wont rain D. isnt rain14. The picture _ nice. A. looks B. is looked C. look D. is looking69同窗们在详细做题中我们也遇到了 Some 和any And、or和but Too和either相互变换的方式呢？那么再次讨论一下，让我们强化强化它们吧！70some、any普通说来，some 用于一定句中，any 用于否认

46、句和疑问句中 。 改疑问句或否认句时，原句里的改疑问句或否认句时，原句里的some要改成要改成anyThere are some books on the desk. (改为否认句)There arent any books on the desk. Are there any books on the desk?71Why not buy some apples? 为什么不买些苹果呢? Would you like some more apples? 他要不要再吃点苹果?留意：在表示建议或希望得到一定回答时，some可用于疑问句，不用变成any.72and or变否认句时，and要变成orThere is some air and water on the moon . There isnt any air or water on the moon. He has some brothers and sisters. He does