英語人教版八年級下冊現(xiàn)在完成時態(tài)Presentperfecttense

1、現(xiàn)在完成時態(tài)Presentperfecttense復習學習過的時態(tài)名稱時間動詞形式亠般現(xiàn)在時平吋，經(jīng)常*1衛(wèi)原形2.V三單現(xiàn)在進行時正在進行am/is/are+v-ing一般將來時即將，計劃1. will/shall+v原形2. am/is/aregoingto+常原形一般過去時過去（與現(xiàn)在無關(guān)）lv-ed規(guī)則動詞）2.不規(guī)則動詞過去進行時過去某時間正在迸行was/were+v-lng判斷下列各句的時態(tài)。1. Sheworksinafactory.2.1 wasdoingmyhomeworkatthistimeyesterday.3. WearegoingtohaveapicnicthisSu

2、nday.4. Theyheldasportsmeetinglastweek.5. Areyouhelpingyourmother?二、現(xiàn)在完成時態(tài)（一）、概念：1. 表示過去或已經(jīng)完成的某一動作對現(xiàn)在成的影響或結(jié)果。常與下列狀語連用：already,just,yet,ever,never,beforeIhavejusthadmybreakfast.（現(xiàn)在我不餓）2. 表示過去已經(jīng)發(fā)生，持續(xù)到現(xiàn)在的動作或狀態(tài)，可以和表示從過去某一時刻延續(xù)到現(xiàn)在（包括現(xiàn)在”在內(nèi)）的一段時間的狀語連用。Ihavelivedheresineethreeyearsago.a. for和表示一段時間的詞組連用。女口：I

3、havelivedhereforthreeyears.b. sinee和表示過去某一時刻的詞或詞組連用。如：sinee1997,sineetwoyearsago,sineelastweekIhavelivedheresincethreeyearsago.（二）、構(gòu)成：have/has+v過去分詞肯定句：Ihavefinishedmyhomework.否定句：Ihaventfinishedmyhomework.一般疑問句：Haveyoufinishedyourhomework?Yes,Ihave./No,Ihavent.(三) 相關(guān)知識1、already“已經(jīng)”通常用于肯定句中。Ihavealr

4、eadypostedtheletter.有時，也用在疑問句中表示驚訝。Haveyoueatenupallthefoodalready?2、yet“仍然，還”用在疑問句和否定句中。Ihaventreadthisbookyet.Haveyouhadbreakfastyet?3、ever“曾經(jīng)”通常用于疑問句和肯定句中。Ihaveeverseenthisfilm.HaveyoueverbeentotheUSA?4、never“從來不”用在否定句中。Ishefamous?Ihaveneverheardofhim.5、just“剛剛”用在陳述句中。Ihavejustboughtanovel.6、befo

5、re“以前”用在完成時中，放在句尾。Ihaveneverreadthiskindofbooksbefore.7、動詞的過去分詞live-lived-livedstopstopped-stoppedforgetforgot-forgottentwodayslastSunday1997lastmontha. 規(guī)則動詞finish-finished-finishedcarry-carried-carriedb. 不規(guī)則動詞gowentgonesee-sawseenthreeoclockIcamehere_alongtimethreeyearsago8. since和foryesterdayafter

6、noonthreehoursaweektwoweeks_9. 比較現(xiàn)在完成時和過去時的區(qū)別：*現(xiàn)在完成時所表示的是過去發(fā)生的動作對現(xiàn)在造成的影響或結(jié)果。*一般過去時表示的是過去發(fā)生的事實?，F(xiàn)在完成時不能和確定的過去時間狀語連用，如如:yesterday,lastyear,in1976,twodaysago,justnow但可以和一些不確定的時間狀語連用，也可和包括現(xiàn)在在內(nèi)的時間狀語連用，如:already,yet,before,lately,recently,once,twice,ever,never1) Shehasalreadycome.2) Ihaventreadityet.for、si

7、nce等表示一段*gocomeleavedie等詞語表示的動作是一時的，不能延續(xù)，不能與時間的詞連用，如不能說:Hehasgonefortwomonths.(F)但可以說:Hehasbeenawayfor2months.10. 翻譯下列句子。她成為一名護士已經(jīng)三年了。我五年前就認識李雷了。我來到這個學校后，他就一直教我。我剛丟了我的歷史書。(四)homework：現(xiàn)在完成時態(tài)專項練習題I. 用所給動詞的適當形式填空1. Ialready(see)thefilm.I(see)itlastweek.2. he(finish)hiswork?Notyet.3. you(be)toHongKong?Y

8、es,I(be)theretwice.4. Hejust(finish)hishomework.5. theyoungwomanever(travel)toEngland?6. eachofyou(read)“Gonewiththewind”yet?7. Haveyou(get)anynewCDs?8. Myfamilyhavenever(be)toSanya.9. Theyever(eat)fishandchips.10. Ijust(lose)mysciencebook.11. HasTom(finish)hiswork?12. Ihavealready(read)thisbook.13.

9、 Shehasnt(return)herbookyet.14. youever(eat)chocolatesundaes?No,never.15. Myfatherjust(come)backfromwork.Heistirednow.soffice.16. WheresLiMing?He(go)totheteacher17. Shanghai(be)asmalltownhundredsofyearsago.It(become)alargecitysincethen.18. I(work)heresinceI(move)herein1999.19. SofarI(make)quiteafewf

10、riendshere.20. HowlongtheWhites(stay)here?Fortwoweeks.21. Ijust(finish)myhomework.22. He(go)toschoolonfooteveryday.23. you(find)yoursciencebookyet?24. Thestudents(read)Englishwhentheteachercamein.25. Look!Themonkey(climb)thetree.26. Mymother(come)toseemenextSunday.27. Howmanysheepyou（get）?Onlyone.28

11、. rvelostmypen.you（see）itanywhere?II. 句型轉(zhuǎn)換（每空一詞）。1.1 havebeentoMacaubefore.（改為否定句）IbeentoMacaubefore.2. Hehasntcometoschoolbecausehesill（就劃線部分提問）hecometoschool?3. HehaslearnedEnglishfor5years.（就劃線部分提問）learnedEnglish?4.1 boughanewbikejustnow.（用just改寫）Ijustanewbike.5.WebegantolearnEnglishthreeyearsago.（改為同義句）WeEnglishthreeyearsIII. 用for或sinee填空。1. JillhasbeeninIrelandMonday.2. JillhasbeeninIrelandthreedays.3. MyaunthaslivedinAustralia15days.4. Margaretisinheroffice.Shehasbeenthere7oclock.5. Ind