中考英語(yǔ)二輪復(fù)習(xí)課件 現(xiàn)在完成時(shí)

1、現(xiàn)在完成時(shí)用法01(一) 表過(guò)去發(fā)生的動(dòng)作對(duì)現(xiàn)在造成的影響和結(jié)果常與already, yet, just等詞連用I have just cleaned my hands. (手是干凈的)I have already lost the key. (我現(xiàn)在沒(méi)有鑰匙)I havent read that book yet . (不了解書(shū)的內(nèi)容)(二) 表動(dòng)作從過(guò)去開(kāi)始一直持續(xù)到現(xiàn)在，并且可能一直持續(xù)下去。常與in the last /past., since., for .等詞連用 She has learned English for 5 years. He has lived in Beijin

2、g since he was born .Has he lived in Shenzhen for 4 years? (三) 表曾經(jīng)經(jīng)歷過(guò)的事常與ever, never, before,once,twice等詞連用He has been to America three times. 他已經(jīng)去過(guò)美國(guó)三次了。I have never been to America before. 之前我從沒(méi)去過(guò)美國(guó)。結(jié)構(gòu)021. Our country has changed a lot.2. I have seen this film twice.3. I havent heard from him.S+ha

3、ve/hasdone肯定：have/ has + done否定：havent / hasnt done疑問(wèn)：Have/Has sb. done?回答：Yes, sb. have/has. No, sb. havent/hasnt.過(guò)去分詞的構(gòu)成03過(guò)去分詞的構(gòu)成(一)規(guī)則變化：1.直接加-ed。如：play-played2.以字母e結(jié)尾的，去e加d 。如：name-named3.重讀閉音節(jié)且末尾只有一個(gè)輔音字母，雙寫(xiě)這個(gè)輔音字母再加-ed。如：stop-stopped4.以輔音字母加y結(jié)尾的，變y為i加ed。如： carry-carried(二)不規(guī)則變化：AAA, ABB, ABC, AAB

4、, ABATips:動(dòng)詞的過(guò)去分詞規(guī)則變化和動(dòng)詞過(guò)去式一樣。一、寫(xiě)出下列動(dòng)詞的過(guò)去分詞形式wake _ 2. teach _ 3. sell _4. see _ 5. ride _ 6. pay _7. choose _ 8. throw _ 9. think _10. eat _ 11. drive _ 12. catch _13. bring _ 14. break _15. give _16. get _17. know _ 18. open _19. write _ 20. forget _woken taughtsold seenridden paid chosen thrownth

5、ought eaten driven caught brought brokengiven gotten known openedwritten forgottenExercises時(shí)間標(biāo)志詞03just剛剛Hes just left.放在實(shí)前助后Ive just shut the door.adv.ready已經(jīng)Hes already seen the film.位于實(shí)前助后Jane has rung me up three times this morning already.adv.al或句末(常用于肯定句)yet仍然,還Has he telephoned you yet?No, not

6、 yet.adv.位于句末(常用于否定句及疑問(wèn)句)Weve lived here forHe hasnt cleaned the room forfor+一段時(shí)間months.10 years.sinceHas he written back since he left home?I havent seen her since January.+時(shí)間點(diǎn)(從起)since . agoShe has written two books since 5 years ago.His sister has been to Shanghai since 10 years ago.自從.以前how long

7、. 多久How long have you known her?How long have you sat here? since 用來(lái)說(shuō)明動(dòng)作起始時(shí)間 “自從” for用來(lái)說(shuō)明動(dòng)作延續(xù)時(shí)間長(zhǎng)度 “長(zhǎng)達(dá)”I have lived here for more than twenty years.I have lived here since I was born.My aunt has worked in a company since 1949. I have not heard from my uncle for a long time.注意：并非有for 作為時(shí)間狀語(yǔ)的句子都用現(xiàn)在完成時(shí)

8、I worked here for more than twenty years. (我現(xiàn)在已不在這里工作。) I have worked here for many years. (現(xiàn)在我仍在這里工作。)since & for練習(xí)01Ive already had dinner. I _ _ dinner _.2. He has just finished his homework. He _ _ his homework _.3. Mums cooked the dinner. Mum _ _ the dinner.4. Susans learned English at school.

9、Susan _ _ English at school.haventhadyethasnt finishedyethasnt cookedhasntlearned把下列句子改為否定句Ive already had dinner. 2. He has just finished his homework. 3. Mums cooked the dinner.4. Susans learned English at school.Have you already had dinner?Has he just finished his homework?Has mum cooked the dinn

10、er? Has Susan learned English at school?把下列句子改為一般疑問(wèn)句選用for和since填空:1.We havent seen each other _ a long time.2.His father has been in the factory _ 10 years ago.3.The film has been on _ 20 minutes.4.Mr Green has worked here _ he came to China.5.His grandparents have been dead _ several years.6. Its five years _ we met last timeforsinceforsinceforsince1. Jill has been in Ireland _ Monday.2. Jill has