一般現(xiàn)在時(shí)現(xiàn)在進(jìn)行時(shí)及一般過(guò)去時(shí)講解課件53張ppt1

1、 he works. he is working. he worked. 在英語(yǔ)中，在英語(yǔ)中，不同時(shí)間不同時(shí)間發(fā)發(fā)生的動(dòng)作或存在的狀態(tài)要生的動(dòng)作或存在的狀態(tài)要用用不同的動(dòng)詞形式不同的動(dòng)詞形式來(lái)表現(xiàn)。來(lái)表現(xiàn)。時(shí)態(tài)時(shí)態(tài)現(xiàn)在進(jìn)行時(shí)：現(xiàn)在進(jìn)行時(shí)：一般現(xiàn)在時(shí)：一般現(xiàn)在時(shí)：一般過(guò)去時(shí)：一般過(guò)去時(shí)：現(xiàn)在正在現(xiàn)在正在進(jìn)行進(jìn)行的動(dòng)作的動(dòng)作 經(jīng)常經(jīng)常或或習(xí)慣性習(xí)慣性的的動(dòng)作。動(dòng)作。過(guò)去過(guò)去某個(gè)時(shí)間或時(shí)間某個(gè)時(shí)間或時(shí)間段結(jié)束段結(jié)束的動(dòng)作。的動(dòng)作。一般現(xiàn)在時(shí)一般現(xiàn)在時(shí) every, sometimes, at times always , usually, often,seldom, never, every ,th

2、ree times a day現(xiàn)在進(jìn)行時(shí)現(xiàn)在進(jìn)行時(shí)一般過(guò)去時(shí)一般過(guò)去時(shí)yesterday, last week,-ago, the other day, in+年年, just now ,when nowthese days, right now，look,listen.atpresent，at the moment tom always gets presents on his birthday. they usually go to school at seven oclcok. my mother often watches tv on the computer. we sometime

3、s play basketball after school.總總 是是通通 常常經(jīng)經(jīng) 常常有有 時(shí)時(shí)hes twelve. i am a student.一般現(xiàn)在時(shí)：一般現(xiàn)在時(shí)：表示現(xiàn)在的狀態(tài)或經(jīng)常、表示現(xiàn)在的狀態(tài)或經(jīng)常、習(xí)慣性的動(dòng)作習(xí)慣性的動(dòng)作： lily lucy 現(xiàn)在進(jìn)行時(shí)現(xiàn)在進(jìn)行時(shí) 表示現(xiàn)在說(shuō)話(huà)瞬間正在進(jìn)行的動(dòng)作。表示現(xiàn)在說(shuō)話(huà)瞬間正在進(jìn)行的動(dòng)作。 she is reading in the reading room now. we are working on a farm these days.1、lucy did her homework at home.（改否定句）（改否定句）

4、 lucy _ _ her homework at home.2、he found some meat in the fridge.（變一般疑問(wèn)（變一般疑問(wèn)句句) _ he _ _ meat in the fridge?3、there was some orange in the cup.（變一般疑（變一般疑問(wèn)句問(wèn)句) _ there _ orange in the cup? didntdoanyfinddidwasany1 1 一般過(guò)去時(shí)表示過(guò)去某個(gè)時(shí)間結(jié)束的動(dòng)作或存在的狀態(tài)。一般過(guò)去時(shí)表示過(guò)去某個(gè)時(shí)間結(jié)束的動(dòng)作或存在的狀態(tài)。i did my homework yesterday.i pla

5、yed soccer last sunday.i cleaned my room last week.i went to the beach three years ago.i played tennis with my friends last weekend.i went to the movies three days ago.1. he is a teacher.2. kangkang comes from china.3. i usually take the bus to work.先（一般疑問(wèn)句）先（一般疑問(wèn)句） 再（否定句）再（否定句）is he a teacher?he is

6、nt a teacher.does kangkang come from china?kangkang doesnt come from china.do you usually take the bus to work?i dont usually take the bus to work.句型變化操練句型變化操練4.they are having classes.5.jane played the guitar last night.are they having classes?they arent having classes.did jane play the guitar last

7、 night?jane didnt play the guitar last night.句型變化操練句型變化操練改一般疑問(wèn)句的方法：改一般疑問(wèn)句的方法：首先看有無(wú)首先看有無(wú)be動(dòng)詞，如果有，將動(dòng)詞，如果有，將be提到句首并提到句首并大寫(xiě)，句末打問(wèn)號(hào)大寫(xiě)，句末打問(wèn)號(hào).如果沒(méi)有如果沒(méi)有be動(dòng)詞，看原句的動(dòng)詞形式來(lái)決定借動(dòng)詞，看原句的動(dòng)詞形式來(lái)決定借用助動(dòng)詞用助動(dòng)詞do/does/did,并且并且行為動(dòng)詞要還原行為動(dòng)詞要還原。v-原形原形v-s/esv-ed(過(guò)去式過(guò)去式)+動(dòng)詞動(dòng)詞原形原形?dodoesdid改否定句的方法：改否定句的方法：以此類(lèi)推以此類(lèi)推首先看有無(wú)首先看有無(wú)be動(dòng)詞，如果有，在

8、動(dòng)詞，如果有，在be 動(dòng)動(dòng)詞后面加詞后面加not.如果沒(méi)有如果沒(méi)有be 動(dòng)詞，看原句的動(dòng)詞形式動(dòng)詞，看原句的動(dòng)詞形式來(lái)決定借用助動(dòng)詞來(lái)決定借用助動(dòng)詞do/does/did,并在后面并在后面加加not,并且并且行為動(dòng)詞要還原行為動(dòng)詞要還原。主語(yǔ)主語(yǔ)+dont/doesnt/didnt+動(dòng)詞原形動(dòng)詞原形 對(duì)對(duì)比比時(shí)態(tài)時(shí)態(tài)動(dòng)詞形式動(dòng)詞形式否定句否定句一般問(wèn)句一般問(wèn)句現(xiàn)在進(jìn)現(xiàn)在進(jìn)行時(shí)行時(shí) 一一般現(xiàn)般現(xiàn)在時(shí)在時(shí)一般過(guò)一般過(guò)去時(shí)去時(shí)表格對(duì)比學(xué)習(xí)表格對(duì)比學(xué)習(xí)be+v-ing(現(xiàn)在分詞）現(xiàn)在分詞）在在be 后后加上加上not be提到句提到句首首v -原形原形v-三人單三人單在實(shí)義在實(shí)義v.前前借借do ,d

9、oes后加后加not，動(dòng)，動(dòng)詞還原詞還原do,does 提提句首，句首，+動(dòng)動(dòng)原原v-ed(過(guò)去式）過(guò)去式）在實(shí)義在實(shí)義v.前借用前借用did后加后加not，+動(dòng)原動(dòng)原did 提到句提到句首首，實(shí)義，實(shí)義動(dòng)動(dòng)詞還原詞還原complete the sentences.王先生是我們的英語(yǔ)老師。王先生是我們的英語(yǔ)老師。1.mr wang _ (be) our english teacher.2.mr wang _ ( not be) our english teacher.3._ (be)mr wang our english teacher?4.yes,_ _ . no,_ _ . is is i

10、s not/isntis not/isntis is he ishe ishe isnthe isnt一般一般現(xiàn)現(xiàn)在在時(shí)時(shí)v寫(xiě)出下列動(dòng)詞第三人稱(chēng)單數(shù)形式v1. work works read reads v2. clean cleans write writesv3. teach teaches wash washes v4. guess guesses watch watchesv5. go goes do doesv6. study studies fly flies v7.cry cries play playsv8. have has大多數(shù)單詞大多數(shù)單詞+stalk-talkslook

11、-looks以輔音以輔音y結(jié)尾結(jié)尾的單詞的單詞變變y為為i加加esflyflies（元音（元音+y直直接加接加s）以以s,ch,sh 或或者者 x結(jié)尾的單結(jié)尾的單詞詞+es miss- misses watch-watches wash-washes fix-fixes一般在動(dòng)詞原形后一般在動(dòng)詞原形后+ing以不發(fā)音的以不發(fā)音的e結(jié)尾結(jié)尾的，去的，去e，+ing以輔音以輔音+元音元音+輔音輔音字母結(jié)尾的，雙寫(xiě)字母結(jié)尾的，雙寫(xiě)這一字母這一字母+ing動(dòng)詞動(dòng)詞-ing形式的構(gòu)成：形式的構(gòu)成：writingtakinggettingrunningswimminggoinggoaskwritetake

12、getrunswimasking1. look looked2. live lived3. stop stopped4. carrycarried5. hopehoped6.think thought7. callcalled 8. finish finished9. want wanted10.arewere 11.go went12.have had13.dodid14.get got e came16.say said 17.see saw18.put put19.eat ate20.take took 21.read read動(dòng)詞過(guò)去式練習(xí)動(dòng)詞過(guò)去式練習(xí)動(dòng)詞過(guò)去式動(dòng)詞過(guò)去式的構(gòu)成的構(gòu)成

13、規(guī)則動(dòng)詞規(guī)則動(dòng)詞不規(guī)則動(dòng)詞不規(guī)則動(dòng)詞規(guī)則動(dòng)詞過(guò)去式的構(gòu)規(guī)則動(dòng)詞過(guò)去式的構(gòu)成成構(gòu)成規(guī)則構(gòu)成規(guī)則例詞例詞一一般在動(dòng)詞末尾加般在動(dòng)詞末尾加 ed look looked play played 結(jié)尾是結(jié)尾是 e 的動(dòng)詞加的動(dòng)詞加 - d live lived hope hoped 輔音字母輔音字母+元音元音+輔音輔音 ，雙寫(xiě)，雙寫(xiě) 最后的最后的 輔音，再加輔音，再加ed stop stoppedplan planned結(jié)尾是結(jié)尾是“輔音輔音+y”的動(dòng)詞，變的動(dòng)詞，變“y”為為“i”再加再加ed study studiedcarry carried用所給動(dòng)詞的適當(dāng)形式填空。用所給動(dòng)詞的適當(dāng)形式填空。1

14、. listen! mary _ ( sing) now.2. a young man (run) on the playground now.3. my mother _ (watch) tv play every day.4. old bush _ (visit) china again last month.5. i _ (play) sports three times a day.6. look! lucy and lily _ (read) books.7.there _ (is) a football match yesterday.8. our class _( go) to

15、the zoo three days ago. is singing is running watches visited play are reading was went時(shí)態(tài)大比拼時(shí)態(tài)大比拼1、she got up at seven oclock yesterday.（用 now改寫(xiě)） she is getting up now .2、（用 every day改寫(xiě)） she gets up at seven oclock every day.時(shí)態(tài)大比拼時(shí)態(tài)大比拼 tom cleans his room on weekends. （用two hours ago改寫(xiě)） tom cleaned

16、his room two hours ago.1、i usually wash my clothes in the afternoon.(用用now改寫(xiě)改寫(xiě))i am washing my clothes now.2、(用用last weekend改寫(xiě)改寫(xiě)) i washed my clothes last weekend.選擇填選擇填空空1、my mother often oranges. a eat b. eats c. eating 2. my aunt sometimes very well. a. sing b. sings c. singing3. they usually emails to their friends. a. send b. sends c.sending4. he doesnt _ his homework at school.a.do b. is doing c. does5. lily and lucy _ from america. a. is b. are c. am6. the tigers always _ in china? a.does; live b.does ; lives c. do ; live 7. people spr