ThePresentPerfecttense初中現(xiàn)在完成時講解完整版課件第1頁1/17present(now)futurepast

PresentPerfectTense

現(xiàn)在完成時初中現(xiàn)在完成時講解完整版課件第2頁2/17主語+have/has+過去分詞（pp）助動詞,無意義

現(xiàn)在完成時結構Winter

has

already

come，willitstillbefarinspring?初中現(xiàn)在完成時講解完整版課件第3頁3/17主語+have/has+過去分詞（pp）否定形式haven’t(havenot）+過去分詞

hasn’t(hasnot)+過去分詞疑問句把助動詞have/has放在句首

現(xiàn)在完成時結構注：主語若是第三人稱單數(shù)助動詞用has初中現(xiàn)在完成時講解完整版課件第4頁4/17Youhaveplantedallthetrees.Ihaveplantedallthetrees.He/shehasplantedallthetrees.Theyhaveplantedallthetrees.

區(qū)分have和has使用方法

主語若是第三人稱單數(shù)助動詞用has初中現(xiàn)在完成時講解完整版課件第5頁5/171)表示到現(xiàn)在為止已經(jīng)完成或剛才完成動作。Nowwehaveplantedallthetrees.Hehasjustcomeback.Theyhavebuiltmanybuildingsinthiscity.現(xiàn)在完成時使用方法初中現(xiàn)在完成時講解完整版課件第6頁6/172)表示過去發(fā)生動作,強調(diào)結果或對現(xiàn)在影響。Someonehasbrokenthewindow.(窗戶現(xiàn)在是壞)Ihavealreadylostthekey.(我現(xiàn)在沒有鑰匙)Ihaven’treadthatbookyet.(不了解書內(nèi)容)Ihavejustcleanedmyhands.(手是潔凈)常與already(已經(jīng)),yet(已經(jīng)),just(剛才),ever(曾經(jīng))等詞連用.already:慣用于必定句中.yet:慣用于否定句,疑問句尾.初中現(xiàn)在完成時講解完整版課件第7頁7/173)表示從過去開始并連續(xù)到現(xiàn)在動作或狀態(tài)，常與包含現(xiàn)在在內(nèi)一段時間狀語連用。ShehaslearnedEnglishfor5years.HehaslivedinBeijingsince5yearsago.初中現(xiàn)在完成時講解完整版課件第8頁8/17since:(自…以來)1)since+時間點He

has

stayed

here

since

5

o’clock.2)since+時間段+agoHe

has

stayed

here

since

5

hours

ago.3)since+從句She

has

taught

English

since

he

came

here.

for:(長達）for+時間段Hehaskeptthebookfor2weeks.since,for使用方法:

Takenotes

初中現(xiàn)在完成時講解完整版課件第9頁9/17用for或since填空Mr.BrownhashadhisTV______15years.I’vetakendrivinglessons_______lastmonth.Mysisterhashadhercellphone______amonth.Myfriendshaven’tvisitedme______fewdaysago.Wehaven’tusedourcar_____alongtime.Shehasn’thadagoodcupofcoffee_____years.Tomhaswornglasses_______hewas7yearsold.forsinceforsinceforforsince初中現(xiàn)在完成時講解完整版課件第10頁10/17注：并非全部for作為時間狀語句子都用現(xiàn)在完成時

搞清普經(jīng)過去時和現(xiàn)在完成時區(qū)分Iworkedhereformorethantwentyyears.(我現(xiàn)在已經(jīng)不在這里工作了)Ihaveworkedhereformorethantwentyyears.（現(xiàn)在我仍在這里工作）疑難點初中現(xiàn)在完成時講解完整版課件第11頁11/17辨析havebeento和havegonetoMyfatherhasgonetoShanghaiforameeting.他（已經(jīng)）去了上海。MyfatherhasbeentoShanghaiforameeting.他（曾經(jīng)）去了上海。ShehasbeentoChina.

她（曾經(jīng)）去過中國。（人已經(jīng)回來了）havebeentosomeplace.曾經(jīng)去過某地，已經(jīng)回來．hasgonetosomeplace.某人去了某地，還沒有回來．ShehasgonetoChinalastweek.上周她去了上海。（人可能回來了也可能沒回來）初中現(xiàn)在完成時講解完整版課件第12頁12/17用have/hasbeento,have/hasgoneto填空：1.—Whereisyourbrother?—He____________theshop.He’llbebacksoon.2.—______youever_________toAmerica?—Yes,I___________NewYorktwice.3.—Hereyouareatlast!Where_____you_____?—I_____________London.4.—David_____________Australia.—I’msurehe’salreadyarrived.5.—IsBennyhere?—No,he__________theschoollibrary.Heleftfiveminutesago.hasgonetoHavebeentohavebeentohavebeenhavebeentohasgonetohasgoneto初中現(xiàn)在完成時講解完整版課件第13頁13/179.He________(go)toschoolonfooteveryday.10.____you______(find)yoursciencebookyet?11.Ifit____(be)finetomorrow,I'llgowithyou.12.Thestudents____________(read)Englishwhentheteachercamein.13.Look!Themonkey__________(climb)thetree.14.Mymother__________(come)toseemenextSunday.15.I'velostmypen._________you________(see)itanywhere?goeshave,foundiswerereadingisclimbingiscomingHave,seen初中現(xiàn)在完成時講解完整版課件第14頁14/171.I____already____(see)thefilm.I________(see)itlastweek.2._____he____(finish)hisworktoday?Notyet.3.Myfather____just____(come)backfromwork.Heistirednow.4.Where’sLiMing?He__________(go)totheteacher’soffice.5.I__________(work)heresinceI______(move)herein1999.6.SofarI_______________(make)quiteafewfriendshere.7.Howlong________theWangs______________(stay)here?Fortwoweeks.8.I________just___________(finish)myhomework.have,seen,sawHas,finishedhas,comehasgonehaveworked,movedhavemadehave,stayedhave,finished初中現(xiàn)在完成時講解完整版課件第15頁15/171.have,seen,saw2.Has,finished3.has,come4.hasgone5.havew