行为动词一般现在时的变化Word格式.docx

1、Yes, we are.No, we are not.Yes, he is.No, he is not.Yes, they are.No, they are not. Do you know ?Does he know ?Do they know ?Yes, I do.No, I do not.Yes, we do.No, we do not.Yes, he does.No, he does not.Yes, they do.No, they dont. 注：简略式：is not = isnt ；are not = arent do not = dont does not = doesnt 但

2、am not 无简略式，不能写成amnt二、动词遇到单数第三人称时的表示方法一般现在时的句型1.肯定句构成:主语+动词 （注意人称变化） +其它成分I have a dog. We like the little cat. She sings well.2.否定句构成:行为动词的否定句:主语+助动词（do/does） + not +动词原形+其它成分He dosent have a dog. He isnt young. We dont like the little cat.（借助于助动词do） She doesnt sing well. （借助于助动词does）3.一般疑问句:A.行为动词

3、的一般疑问句:助动词（do/does）+主语+动词原形 + 其它成分Do you like it? Yes, I do. / No. I dont . Does he（she）/it like it? Yes, he（ she ）does. / No, he （ she ）doesnt.Do they/we like playing basketball? Yes, they/we do. No, they/we dont.B. 动词BE 的一般疑问句Am / Is /Are +主语 + 其它成分Are you a teacher Yes, I am. / No, I am not.Are t

4、hey students of your school.Yes they are / No they aren,t.4.特殊疑问句:特殊疑问词 + 一般疑问句 What do you like?What do you do?How old are you?Where are you from?What class are you in?How do you spell it?_这里所说的行为动词,指的是除be动词、情态动词和助动词之外的全部动词。难点1：主语不是第三人称单数的句子，肯定句：主动词宾语；否定句：主dont动词宾语；疑问句：o主动词宾语？Yes, I/they/we do. No,

5、 I/they/we dont难点2：如果主语是单数第三人称，情况比较复杂肯定句：主动词（s）宾语；主doesnt动词宾语；疑问句：Does主动词宾语？ Yes, she,he/it does. No, she/he/it doesnt/难点3：当主语为第三人称单数he, she, it时,词形有变化：通常有三种变化： 1、多数在动词后加s如playplayslikelikes ,read-reads sing-sings dance-dances look- looks2、 以s，x，sh，ch，o结尾的动词加esgogoes watch-watches do- does3、 以辅音字母加y

6、结尾，把y改i再加esstudystudies （这种变化与名词的单数变复数有点相像）那么，什么情况下用行为动词的一般现在时呢？当这个动作经常发生或表示习惯性的动作时，通常用一般现在时，它经常与表示频度的时间状语连用，如，当句子中有every day, every year ,on Sunday, in the morning ,often, sometimes, usually, at one oclock,等词时，用一般现在时。轻松击破：只要记住下面的顺口溜，什么时候在动词后加就易如反掌了。我老大，你老二，他，她，它是老三；我们，你们和他们，能量可是不简单。只有老三能量低，加个保平安。不过

7、不要太贪婪，does加上减，这样一来才安全一写出在一般现在时中, 当主语是单数第三人称时, 行为动词的形式是在词尾加 -s 或 es具体方法如下：1.一般情况下，直接加 -s eg. works， plays, rains, sees 2.以 sh, ch, s, x 或 o 结尾的词后加 eseg. washes, teaches, fixes, does, goes3.以辅音字母加 -y 结尾的，先把 y 改成 i, 再加 -eseg. studies, flies, carries注意: 动词加 -s 以后的读音.动词加-s后的读音1.在p t k f 等清辅音后， 发清辅音 /s/ e

8、g. helps , works, likes, hates ,laughs2.在浊辅音和元音后， 发浊辅音 /z/eg. drives, cleans, plays3.在s z t d后， 发 /iz/rises, wishes, teaches, urges4.在t d后，发/ts/ /dz/eg. fits, sets, needs5. 其他情况下发zeg. plans, cries, shows 三、 一般现在时的用法：1、表示经常、反复发生的动作，现存的习惯或状态。常与often, always, usually, every day, sometimes, never, once

9、a day, seldom等时间状语连用。例如：I am a teacher.We are Chinese.She goes to work every day.He always helps others.2、表示客观事实或普遍真理。There are seven days in a week.The earth goes round the sun.The sun rises in the east and sets in the west.The water boils at 100.Actions speaks louder than words. 行动胜于言辞。（谚语）3、在连词wh

10、en, before, if, as soon as, until 等引导的表示将来的行为的状语从句中，常用一般现在时表示将来的动作。例如；If it is fine tomorrow, well have a football match.Ill ring you up before I leave the office.When I finish my homework, Ill tell you a story.4、表示安排或计划好的未来的动作，只限于go, come, leave, start, stay, return, arrive, begin, be 等动词。My train

11、leaves at 6:30 this morning.-How long do you stay here?We start at 8 tomorrow morning for Beijing.5、表示主语的特征、性格、能力等。Tom studies very hard.She is always ready to help others.I major in English.6、一般现在时还可用在戏剧， 电影的剧本解说，体育比赛的解说以及图片的说明等场合。Tom carries the ball to the left. 汤姆把球带到左方。The picture shows us how

12、they built the motorway last year. 这张照片给我们展示了他们去年如何建设高速公路。1. 经常性或习惯性的动作,常与表示频度的时间状语连用.如:every year, sometimes, at 5 oclock, on Sunday.I get up at six oclock every day.He gets up at six oShe smokes too much. I telephone to my parents once a week.2.表达客观真理,科学事实.如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时.Three an

13、d four makes seven.The teacher told us that the earth moves around the sun.Shenyang lies in the north of China.3.在格言或名言警句中.Pride goes before a fall. 骄必败.Actions speak louder than words.事实用于雄辩.4.表示现在的状态,性格,个性.I dont want more, thanks.He is a good student. He is always ready to help others.一般现在时表将来1.含

14、有go, come, return, arrive, leave, start, begin等动词的一般现在时表将来.表示在时间上已确定或安排好的事情.The school bus leaves at eight .2.在时间或条件句中.When Tom comes, ask him how to fix the tap.Ill help you as soon as I arrive there.3.在动词hope, take care that, make sure that等后.I hope she has a good time.Before you leave the room, p

15、lease make sure that the door is closed.4.时间状语从句,条件句中,从句中（常含有till , once , as soon as ,when , while , before , after , so long as , by the time , if , in case ,unless , even if , whether , the moment , the minute ）Eg. As soon as I get there, I will deal with this matter.Whether he is happy is an imp

16、ortant thing to her.5.倒装句,表示动作正在进行Here comes the teacher!= The teacher is coming.There goes the bell. = The bell is ringing.Here comes the car. = The car is coming.一般现在时表过去1.书上,报纸上的叙述.The newspaper says that the president will retire next month.2.叙述往事,使其生动.Napoleons army now advances and the great b

17、attle begins.一般现在时表完成1.动词用一般现在时代替完成时:hear , tell , learn , write , understand , forget , know , find , say, remember.Eg.I hear （= have heard） he will go to Paris.I forget （=have forgotten） how to read the word.2.句型 It is since = It has been since It is （= has been） five years since we last met.一般现在时

18、表进行1.句型:Here comes; There goesEg: Look, here comes Mr. Brown.六. 注意事项1.在英国,人们常用have got代替have,特别在疑问句和否定句中.2.当have如果不表示有时,构成疑问或否定句时,就借助于助动词do, does, dont或者doesn一般现在时态练习题1. work_works_ read_reads_ clean_cleans_ write_writes_2. teach_teaches_ wash_washes_ guess_guesses_ watch_watches_3. go_goes_ do_does

19、_ 4. study_studies_ fly_fiies_ cry_cries_ play_plays_5. have_has_1. 第三人称单数： wash_ match _guess_ study_ finish_ go_ snow_ carry_2.写出下列动词的一般现在式：stop_ see_ drive _let_ carry_ keep_ join_ find_ think_ teach_ catch_3. 写出下列动词的现在分词形式： stay_ begin_ forget_ forget_ lie_ die _ run_ prefer_ give_ ring_ dance_

20、hope_一、写出下列动词第三人称单数的变化形式；Be have come go stay teach write take study watch fly play 二、 用括号中所给词的适当形式填空；1The buses use （use） a lot of oil.2Each of us has （have） strong points and weak points.3My daughter watches （watch） TV every day. Sometimes she （see） a film on Sunday.4Li Wei has （have） a daughter.

21、She stays _in a nursery.5Her mother teaches （teach） English at a middle school.6Jack often listens （listen） to the radio.He says （say） that Prof. Li is say tired.三、将下列句子变成否定式和一般疑问式并做可定否定回答：1We go to evening school at night.2My brother works in a radio factory. 3Her name is Mei Ling. 4You have a red

22、pencil you.5She has lunch at home. 6We have a meeting once a week. 四、单向选择1. The Browns _c_ a nice car and Browns brother _ a nice jeep. A. have/have B. has / has C. have / has D. has / have 2. If their house _b_not like ours, what _ it look like?A. is / is B. is / does C. does / does D. does / is 3.

23、 - _a_ you think he will come? - If it _ tomorrow, he will not come. A. Do / rains B.Are / rains C. Do/will rain D. Are / will rain 4. The little child _c_ not even know that the moon _ around the earth. A. do/move B.do/moves C.does/moves D.did / moved 5. Many a student _ fond of films, but a good s

24、tudent seldom _ to the cinema A. are/goes B.is/goes C.are/go D. is / go （ ） 6. _a_ you have a book A. Do B. Are C. Is D. Have（ ）7. They _c_ on a farm.A. working B. is work C. work D. is worked（ ） 8. Does Peter like to watch TV _b_. A. Yes, he like B. No, he doesnt C. Yes, hed like D. No, he likes（ ）

25、9. She doesnt _d_ her homework in the afternoon.A. doing B. to do C. does D. do（ ）10. How _c_ Mr. Brown _ to America A. do,go B. is,go C. does,go D. does,goes（ ）11. Wheres my camera I_c_ it.A. am not finding B. am not seeing C. cant find D. cant look at（ ）12. How _d_ he go to work He _ to work by bi

26、ke.A. does ;go B. do;goes C. do ;go D. does;goes（ ）13. _c_ you usually late for school No, _.A. Do ; I am B. Does ;not C. Are ; Im not D. Are ; I arent（ ）14. _b_ she _ home at six every day A. Is , leave B. Does , leave C. Is , leaves D. Does , left（ ）15. Mr. Yang _a_ English this term.A. teaches ou

27、r B. teaches us C. teachs us D. teach our1.I go （go） to school at seven in the morning.2. Mike does （ do） his homework at eight in the evening.3. His father often reads （ read） books in the library on Saturday. 4.My mother usually watches （watch） TV plays at home.5. My cousin sometimes plays （play ） cards with me.6. do you often study （study ） after school ?Yes , I do.7. Mike and Tom usually flies （fly ） kites on Sunday.8. They go （go） to school