八年级下册现在完成时讲解与练习课件

现在完成时PresentperfectTense现在完成时PresentperfectTense1现在完成时:

have/has+过去分词

1)表示到现在为止已经完成或刚刚完成的动作。Nowwehaveplantedallthetrees.Hehasjustcomeback.现在完成时:22)表示过去发生的动作,但强调结果或对现在的影响。Haveyouhadyoursupper?Ihavereadthebooktwicealready.在以上两种用法中常跟already,not…yet,never,just,before,ever,recently等时间继续下去的状语。八年级下册现在完成时讲解与练习课件33)表示过去已经开始,持续到现在,也许还会继续下去的动作或状态，常与包括现在在内的一段时间的状语连用。HehasstudiedEnglishfor6years.MaryhasbeenbusysinceshecamebackfromHangzhou..3)表示过去已经开始,持续到现在,也许还会继续下去的动4过去分词的构成1.直接加-ed。如：play-played2.以字母e结尾的直接加d。如：name-named3.以辅音字母加y结尾的，变y为i加ed。如：carry-carried4.重读闭音节且末尾只有一个辅音字母，双写这个辅音字母再加-ed。如：stop-stopped过去分词的构成1.直接加-ed。如：play-playe5现在完成时Presentperfect句型1.肯定句现在完成时的肯定句式是“have（has）＋过去分词”。注意：该句式中的have或has是助动词，has用于第三人称单数，其它人称一律用have。2.疑问句

现在完成时的一般疑问句式是把助动词have或has提到主语之前。（回答用“Yes，．．．have（has）．／“No，．．．haven’t（hasn’t）．”）3.否定句：现在完成时的否定句式是“haven't（hasn't）＋过去分词”。

现在完成时Presentperfect句型1.肯定句6Ihaveeatenmylunch.Shehaseatenherlunch.Hehaseatenhislunch.肯定句Theyhaveeatentheirlunch.Ihaveeatenmylunch.Shehas7Ihavenot(haven’t)seenthefilm.Shehasnot(hasn’t)seenthefilm.现在完成时的否定形式：havenot(haven’t)+过去分词hasnot(hasn’t)+过去分词

Ihaven’teatensupper.eat-eatenHehasn’tchangedhisidea.change-changedMymotherhasn’e-come否定句Ihavenot(haven’t)seenthe8I’vealreadyhaddinner.I________________dinner________.2.Hehasjustfinishedhishomework.He________________hishomework_________.3.Mum’scookedthedinner.Mum_______________thedinner.4.Susan’slearnedEnglishatschool.Susan________________Englishatschool.haven’thadyethasn’t

finishedyethasn’tcookedhasn’tlearned把下列句子改为否定句I’vealreadyhaddinner.haven’9Haveyoueatenyourbreakfast?现在完成时的一般疑问句形式Have/has提前+过去分词

HaveyouknownSandyforalongtime?Yes,Ihave/No,Ihaven’t.know-knownHassheeatenanythingsince9:00a.m.Yes,shehas/No,shehasn’t.eat-eaten疑问句Haveyoueatenyourbreakfast?10I’vealreadyhaddinner.

2.Hehasjustfinishedhishomework.

3.Mum’scookedthedinner.4.Susan’slearnedEnglishatschool.Haveyoualreadyhaddinner?Hashejustfinishedhishomework?Hasmumcookedthedinner?HasSusanlearnedEnglishatschool?把下列句子改为一般疑问句I’vealreadyhaddinner.Havey11分清与一般过去时的用法现在完成时属于现在时态的范围，不能和表示过去的时间状语连用，如yesterday,lastnight,threeweeksago,in1990等.而一般过去时只表示过去的动作或状态，和现在不发生关系。eg---Ihaveseenthefilm.eg---Isawthefilmlastweek.eg---Hehaslivedheresince1993.eg----Helivedherein1993.分清与一般过去时的用法12Notes:1)havegoneto与havebeentohavegoneto表示某人已离开了原地，去了另外某地，说话时，人已不在原地。后者表示某人曾havebeento去过某地，说话时人已不在某地了。HehasbeentoXi‘antwice.

他曾经去过西安两次。（已经回来了）Youcan’tfindhim.HehasgonetoXian.

你找不到他。他去西安了。（没回来）Notes:13动词填空：1._______you____________(clean)theroom?Yes,we______________(do)thatalready.When_______you______(do)it?We_______(do)itanhourago.2.-______he______(see)thisfilmyet?-Yes.-When_____he_____(see)it?-He______itlastweek.3.-Howmanytimes________you_________(come)here?-Once.HavecleanedhavedonediddodidHasseendidseesawhavecome动词填空：Havecleanedhavedonediddo144.I____________(read)thenoveltwice.It’sinteresting.5.She__________(go)toPairs,hasn’tshe?Yes.How______she_______(go)there?She_______(go)therebyair.6.Sofar,manycountries__________________(develop)theirsoftwareprograms.7.MrChen________(give)upsmokinglastyear.8.-_____youever__________(ride)ahorse?-Never.9.He___________(keep)thebooksincetwodaysago.havereadhasgonedidgowenthavedevelopedgaveHaveriddenhaskept4.I____________(read)then15练习题:

1.It'salongtimesincewe____(meet)last,isn'tit?

2.--Iknowyou_____________(choose)apicturebookamongthese.

--Yes,Havealookatit,please.

3.Sofar,spaceshipswithoutpeople_____________(reach)themoonandsomeotherpartsoftheuniverse.

4.Myfather____homefornearlythreeweeks.

A.hasgoneawayfrom

B.hasleft

C.hasbeenawayfrom

D.wentaway

5.Mr.andMrs.Greenhave_____inChinaforaweek.

A.been

B.got

C.arrived

D.reachedmethavechosenhavereachedCA练习题:

methavechosenhavereach16I’vealreadyhaddinner.

2.Hehasjustfinishedhishomework.

3.Mum’scookedthedinner..4.Susan’slearnedEnglishatschool.

Whathaveyoualreadydone?Whathashejustdone?Whohascookedthedinner?WherehasSusanlearnedEnglish?对划线部分提问I’vealreadyhaddinner.Whath17（for+表示一段时间的词组，since+表示过去某一时刻的词或词组）谓语只可用延续性动词.eg.---I’velivedherefor15years.eg.---I’velivedheresince15yearsago(2003)选用for和since填空:1.Wehaven’tseeneachother______alongtime.2.Hisfatherhasbeeninthefactory______10yearsago.3.Thefilmhasbeenon______20minutes.4.MrGreenhasworkedhere________hecametoChina.5.Hisgrandparentshavebeendead______severalyears.6.It’sfiveyears_______wemetlasttimeforsinceforsinceforsince（for+表示一段时间的词组，since+表示过去某一时刻的18当现在完成时与表示短时间的时间状语连用时，谓语动词必须使用延续性动词。如果谓语动词是非延续性动词则转化为对应的延续性动词。若不是和短时间连用，则不用转化。英语的行为动词有持续性动词和瞬间性动词之分，使用中应注意两者的区别。

1.持续性动词:表示一个动作可以持续一段时间或更长时间。

常见的study,play,do,read,learn,drive,write,clean,sleep,speak,talk,wait,fly,stay,sit,stand,lie,keep等。

2.瞬间性动词:表示一个动作发生在一瞬间，非常短暂。亦称终止性动词。

常见的--begin,start,finish,go,come,leave,find,getup,arrive,reach,getto,enter,hear,stop,open,close,become,buy,borrow,lend,happen,join,lose,renew,die,takeaway,putup,setout,puton,geton/off等

3.瞬间性动词在完成时中如要与表示持续一段时间的状语连用，通常用意思相当的持续性动词来替换

Hehasbeeninthearmy/asoldierforthreeyears.（他参军已有3年了。）不用hasjoined

Shehasbeenupforquitesometime.

（她起床已有好久了。）不用hasgotup

Hasyourbrotherbeenawayfromhomeforalongtime?（离家已有好久了吗？）不用hasleft

当现在完成时与表示短时间的时间状语连用时，谓语动词必须使用延19常用瞬间动词相应持续性动词关系：

1.eback-beback4.leave-beaway（benothere）5.buy-have6.borrow-keep7.die-bedead8.begin-beon9.finish-beover10.open-beopen11.close-beclosed12.lose-belost13.gettoknow-know14.turnon-beon15.getup-beup16.sitdown-sit/beseated17.join-bein（…）或bea…member18.become-be

4.瞬间动词的否定形式可以与表示一段时间的状语连用

例如：Ihaven’tseenyouforalongtime.（好久没见到你了。）常用瞬间动词相应持续性动词关系：

1.go-beaway20现在完成时考点例析一、考查其构成“助动词have(has)+动词过去分词”构成现在完成时。如：1.Kate‘sneverseenChinesefilms，____?

A.hasn’tsheB.hassheC.isn’tsheD.isshe析：陈述句部分含否定词never,简略问句部分要用肯定式，又因Kate's是Katehas的缩写，故选B。2.Hisunclehasalreadypostedthephotostohim.(改为否定句)Hisuncle______postedthephotostohim______.析：already常用在肯定句中，yet常用在否定句、疑问句中，故填hasn't,yet。3.-AnnhasgonetoShanghai.-So______herparents.

A.hasB.hadC.didD.have析："so+助/系/情态动词+主语"结构中的动词形式应与前句结构中动词形式保持一致，又后句的主语为herparents是复数,故选D析：因我丢了票的动作发生在过去，而且对现在造成了我不能参加音乐会的结果，符合现在完成时所表示的含意，故选C。现在完成时考点例析21二、考查其用法与标志词(一)当句中有never,ever,just,already,yet,before等时，常用现在完成时。如：1.-Mum,mayIgooutandplaybasketball?-______you______yourhomeworkyet?A.Do;finish

B.Are;finishing

C.Did;finish

D.Have;finished2.-______you______anywherebefore?-Yes,butIcan'trememberwhereI______A.Did;surf;surfed

B.Have;surfed;surfedC.Did;surf;havesurfed

D.Have;surfed;havesurfed析：据yet和before可知,应用现在完成时，故1题选D，2题选D。(二)当句中有"for+段时间"或"since+点时间"等时，主句常用现在完成时谓语动词必须是延续性动词，若是非延续性动词要改为延续性动词或表状态的词(短语)1.HisbrotherhasbeentoStoneForesttwice______hecametoYunnan.

A.after

B.before

C.since

D.for析：主句用的是现在完成时，而从句用的是一般过去时，故选C。2.Tom______theCDplayerfortwoweeks.

A.haslent

B.hasborrowed

C.hasbought

D.hashad析：ABC均为非延续性动词，在肯定句中不与表"段时间"的短语连用，故选D。3.I______aletterfromhimsinceheleft.

A.didn'treceive

B.haven'tgot

C.didn'thave

D.haven'theard析：据since可知，应排除A、C，"hearfromsb.=receive/get/havealetterfromsb."意为"收到某人的来信"，故选B。二、考查其用法与标志词22三、考查have/hasbeen(to,in)/have/hasgone(to)的区别。如：1.-Haveyouever______LintongtoseetheTerraCottaWarriors?

-Yes,Ihave.

A.wentto

B.goneto

C.beenin

D.beento析：据句中的have，排除A，B项意为"去某地了"，C项意为"一直呆在某地"，D项意为"去过某地"，符合题意，故选D。2.Myparents______Shangdongfortenyears.

A.havebeenin

B.havebeento

C.havegoneto

D.havebeen析：本题句中有"for+段时间"结构，据此可排除C，B项意为"去过某地"，不合题意，D项缺介词，故选A。三、考查have/hasbeen(to,in)/hav23四、考查现在完成时与其他时态的联系和区别。如：1.Sun'saunthasgonetherefortenyears.(改成正确的句子)析：非延续性动词与"段时间"连用时，除了把非延续性动词改成延续性动词外，还可把动词改为一般过去时或借助句型"It's+段时间+since+从句"进行句子转换。故答案为：Sun'saunthasbeentherefortenyears./Sun'sauntwenttheretenyearsago./It'stenyearssinceSun'sauntwentthere.2.Susanhasbeeninthiscityformorethantenyears.(改为同义句)

________morethantenyears____Susan______tothiscity.析：据上题分析，且since引导的从句要用一般过去时，故填Itis,since,came。3.Iwon'tgototheconcertbecauseI____myticket.

A.lost

B.don'tlose

C.havelost

D.iscoming四、考查现在完成时与其他时态的联系和区别。如：24Choosethebestanswer.1.Howlonghaveyou_______here?A.comeB.got C.arrivedD.been2.Mygrandpadied_________.A.attheageofmy2B.for2yearsC.whenIwas2. D.myagewas6.3.Janehas_____toBeiJing.Shewillcomebacktomorrow.A.beenB.gone C.wentD.neverbeen4.Itistenyears_____Ilastsawher.A.after B.since C.for D.that5.--WhowillgotothestationtomeetLorry?--Iwill.I_____herseveraltimes.A.met B.havemetC.hadmetD.willmeetDCBBBChoosethebestanswer.DCBBB256.--Whatanicedress!Howlong_____you_____it?--Just2weeks.A.will,buyB.did,buyC.are,havingD.have,had7.--DoyouknowLydiaverywell?--Yes,SheandI_____friendssincewewereveryyoung.A.havemadeB.havebecomeC.havebeenD.haveturned8.TheSmiths_______inChinafor8years.A.haslivedB.lived C.havebeenD.live9.--Hello,thisisMr.Greenspeaking.CanIspeaktoMr.Black?--Sorry.He______theBainiaoPark.A.hasbeento B.hasgonetoC.wenttoD.willgoto10.--____youever____totheUS?--Yes,twice.A.Have,goneB.Have,beenC.Do,goD.were,goingDCCBB6.--Whatanicedress!Howlo26

Fillintheblankswiththeproperform.1.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.haveseensawHavefinishedhascomehasgonehaveworkedmovedhavemadehasbeenFillintheblankswiththep278.I________just___________(finish)myhomework.9.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?havefinishedgoesHavefoundiswerereadingisclimbingwillcomeDidsee8.I________just___________28现在完成时PresentperfectTense现在完成时PresentperfectTense29现在完成时:

have/has+过去分词

1)表示到现在为止已经完成或刚刚完成的动作。Nowwehaveplantedallthetrees.Hehasjustcomeback.现在完成时:302)表示过去发生的动作,但强调结果或对现在的影响。Haveyouhadyoursupper?Ihavereadthebooktwicealready.在以上两种用法中常跟already,not…yet,never,just,before,ever,recently等时间继续下去的状语。八年级下册现在完成时讲解与练习课件313)表示过去已经开始,持续到现在,也许还会继续下去的动作或状态，常与包括现在在内的一段时间的状语连用。HehasstudiedEnglishfor6years.MaryhasbeenbusysinceshecamebackfromHangzhou..3)表示过去已经开始,持续到现在,也许还会继续下去的动32过去分词的构成1.直接加-ed。如：play-played2.以字母e结尾的直接加d。如：name-named3.以辅音字母加y结尾的，变y为i加ed。如：carry-carried4.重读闭音节且末尾只有一个辅音字母，双写这个辅音字母再加-ed。如：stop-stopped过去分词的构成1.直接加-ed。如：play-playe33现在完成时Presentperfect句型1.肯定句现在完成时的肯定句式是“have（has）＋过去分词”。注意：该句式中的have或has是助动词，has用于第三人称单数，其它人称一律用have。2.疑问句

现在完成时的一般疑问句式是把助动词have或has提到主语之前。（回答用“Yes，．．．have（has）．／“No，．．．haven’t（hasn’t）．”）3.否定句：现在完成时的否定句式是“haven't（hasn't）＋过去分词”。

现在完成时Presentperfect句型1.肯定句34Ihaveeatenmylunch.Shehaseatenherlunch.Hehaseatenhislunch.肯定句Theyhaveeatentheirlunch.Ihaveeatenmylunch.Shehas35Ihavenot(haven’t)seenthefilm.Shehasnot(hasn’t)seenthefilm.现在完成时的否定形式：havenot(haven’t)+过去分词hasnot(hasn’t)+过去分词

Ihaven’teatensupper.eat-eatenHehasn’tchangedhisidea.change-changedMymotherhasn’e-come否定句Ihavenot(haven’t)seenthe36I’vealreadyhaddinner.I________________dinner________.2.Hehasjustfinishedhishomework.He________________hishomework_________.3.Mum’scookedthedinner.Mum_______________thedinner.4.Susan’slearnedEnglishatschool.Susan________________Englishatschool.haven’thadyethasn’t

finishedyethasn’tcookedhasn’tlearned把下列句子改为否定句I’vealreadyhaddinner.haven’37Haveyoueatenyourbreakfast?现在完成时的一般疑问句形式Have/has提前+过去分词

HaveyouknownSandyforalongtime?Yes,Ihave/No,Ihaven’t.know-knownHassheeatenanythingsince9:00a.m.Yes,shehas/No,shehasn’t.eat-eaten疑问句Haveyoueatenyourbreakfast?38I’vealreadyhaddinner.

2.Hehasjustfinishedhishomework.

3.Mum’scookedthedinner.4.Susan’slearnedEnglishatschool.Haveyoualreadyhaddinner?Hashejustfinishedhishomework?Hasmumcookedthedinner?HasSusanlearnedEnglishatschool?把下列句子改为一般疑问句I’vealreadyhaddinner.Havey39分清与一般过去时的用法现在完成时属于现在时态的范围，不能和表示过去的时间状语连用，如yesterday,lastnight,threeweeksago,in1990等.而一般过去时只表示过去的动作或状态，和现在不发生关系。eg---Ihaveseenthefilm.eg---Isawthefilmlastweek.eg---Hehaslivedheresince1993.eg----Helivedherein1993.分清与一般过去时的用法40Notes:1)havegoneto与havebeentohavegoneto表示某人已离开了原地，去了另外某地，说话时，人已不在原地。后者表示某人曾havebeento去过某地，说话时人已不在某地了。HehasbeentoXi‘antwice.

他曾经去过西安两次。（已经回来了）Youcan’tfindhim.HehasgonetoXian.

你找不到他。他去西安了。（没回来）Notes:41动词填空：1._______you____________(clean)theroom?Yes,we______________(do)thatalready.When_______you______(do)it?We_______(do)itanhourago.2.-______he______(see)thisfilmyet?-Yes.-When_____he_____(see)it?-He______itlastweek.3.-Howmanytimes________you_________(come)here?-Once.HavecleanedhavedonediddodidHasseendidseesawhavecome动词填空：Havecleanedhavedonediddo424.I____________(read)thenoveltwice.It’sinteresting.5.She__________(go)toPairs,hasn’tshe?Yes.How______she_______(go)there?She_______(go)therebyair.6.Sofar,manycountries__________________(develop)theirsoftwareprograms.7.MrChen________(give)upsmokinglastyear.8.-_____youever__________(ride)ahorse?-Never.9.He___________(keep)thebooksincetwodaysago.havereadhasgonedidgowenthavedevelopedgaveHaveriddenhaskept4.I____________(read)then43练习题:

1.It'salongtimesincewe____(meet)last,isn'tit?

2.--Iknowyou_____________(choose)apicturebookamongthese.

--Yes,Havealookatit,please.

3.Sofar,spaceshipswithoutpeople_____________(reach)themoonandsomeotherpartsoftheuniverse.

4.Myfather____homefornearlythreeweeks.

A.hasgoneawayfrom

B.hasleft

C.hasbeenawayfrom

D.wentaway

5.Mr.andMrs.Greenhave_____inChinaforaweek.

A.been

B.got

C.arrived

D.reachedmethavechosenhavereachedCA练习题:

methavechosenhavereach44I’vealreadyhaddinner.

2.Hehasjustfinishedhishomework.

3.Mum’scookedthedinner..4.Susan’slearnedEnglishatschool.

Whathaveyoualreadydone?Whathashejustdone?Whohascookedthedinner?WherehasSusanlearnedEnglish?对划线部分提问I’vealreadyhaddinner.Whath45（for+表示一段时间的词组，since+表示过去某一时刻的词或词组）谓语只可用延续性动词.eg.---I’velivedherefor15years.eg.---I’velivedheresince15yearsago(2003)选用for和since填空:1.Wehaven’tseeneachother______alongtime.2.Hisfatherhasbeeninthefactory______10yearsago.3.Thefilmhasbeenon______20minutes.4.MrGreenhasworkedhere________hecametoChina.5.Hisgrandparentshavebeendead______severalyears.6.It’sfiveyears_______wemetlasttimeforsinceforsinceforsince（for+表示一段时间的词组，since+表示过去某一时刻的46当现在完成时与表示短时间的时间状语连用时，谓语动词必须使用延续性动词。如果谓语动词是非延续性动词则转化为对应的延续性动词。若不是和短时间连用，则不用转化。英语的行为动词有持续性动词和瞬间性动词之分，使用中应注意两者的区别。

1.持续性动词:表示一个动作可以持续一段时间或更长时间。

常见的study,play,do,read,learn,drive,write,clean,sleep,speak,talk,wait,fly,stay,sit,stand,lie,keep等。

2.瞬间性动词:表示一个动作发生在一瞬间，非常短暂。亦称终止性动词。

常见的--begin,start,finish,go,come,leave,find,getup,arrive,reach,getto,enter,hear,stop,open,close,become,buy,borrow,lend,happen,join,lose,renew,die,takeaway,putup,setout,puton,geton/off等

3.瞬间性动词在完成时中如要与表示持续一段时间的状语连用，通常用意思相当的持续性动词来替换

Hehasbeeninthearmy/asoldierforthreeyears.（他参军已有3年了。）不用hasjoined

Shehasbeenupforquitesometime.

（她起床已有好久了。）不用hasgotup

Hasyourbrotherbeenawayfromhomeforalongtime?（离家已有好久了吗？）不用hasleft

当现在完成时与表示短时间的时间状语连用时，谓语动词必须使用延47常用瞬间动词相应持续性动词关系：

1.eback-beback4.leave-beaway（benothere）5.buy-have6.borrow-keep7.die-bedead8.begin-beon9.finish-beover10.open-beopen11.close-beclosed12.lose-belost13.gettoknow-know14.turnon-beon15.getup-beup16.sitdown-sit/beseated17.join-bein（…）或bea…member18.become-be

4.瞬间动词的否定形式可以与表示一段时间的状语连用

例如：Ihaven’tseenyouforalongtime.（好久没见到你了。）常用瞬间动词相应持续性动词关系：

1.go-beaway48现在完成时考点例析一、考查其构成“助动词have(has)+动词过去分词”构成现在完成时。如：1.Kate‘sneverseenChinesefilms，____?

A.hasn’tsheB.hassheC.isn’tsheD.isshe析：陈述句部分含否定词never,简略问句部分要用肯定式，又因Kate's是Katehas的缩写，故选B。2.Hisunclehasalreadypostedthephotostohim.(改为否定句)Hisuncle______postedthephotostohim______.析：already常用在肯定句中，yet常用在否定句、疑问句中，故填hasn't,yet。3.-AnnhasgonetoShanghai.-So______herparents.

A.hasB.hadC.didD.have析："so+助/系/情态动词+主语"结构中的动词形式应与前句结构中动词形式保持一致，又后句的主语为herparents是复数,故选D析：因我丢了票的动作发生在过去，而且对现在造成了我不能参加音乐会的结果，符合现在完成时所表示的含意，故选C。现在完成时考点例析49二、考查其用法与标志词(一)当句中有never,ever,just,already,yet,before等时，常用现在完成时。如：1.-Mum,mayIgooutandplaybasketball?-______you______yourhomeworkyet?A.Do;finish

B.Are;finishing

C.Did;finish

D.Have;finished2.-______you______anywherebefore?-Yes,butIcan'trememberwhereI______A.Did;surf;surfed

B.Have;surfed;surfedC.Did;surf;havesurfed

D.Have;surfed;havesurfed析：据yet和before可知,应用现在完成时，故1题选D，2题选D。(二)当句中有"for+段时间"或"since+点时间"等时，主句常用现在完成时谓语动词必须是延续性动词，若是非延续性动词要改为延续性动词或表状态的词(短语)1.HisbrotherhasbeentoStoneForesttwice______hecametoYunnan.

A.after

B.before

C.since

D.for析：主句用的是现在完成时，而从句用的是一般过去时，故选C。2.Tom______theCDplayerfortwoweeks.

A.haslent

B.hasborrowed

C.hasbought

D.hashad析：ABC均为非延续性动词，在肯定句中不与表"段时间"的短语连用，故选D。3.I______aletterfromhimsinceheleft.

A.didn'treceive

B.haven'tgot

C.didn'thave

D.haven'theard析：据since可知，应排除A、C，"hearfromsb.=receive/get/havealetterfromsb."意为"收到某人的来信"，故选B。二、考查其用法与标志词50三、考查have/hasbeen(to,in)/have/hasgone(to)的区别。如：1.-Haveyouever______LintongtoseetheTerraCottaWarriors?

-Yes,Ihave.

A.wentto

B.goneto

C.beenin

D.beento析：据句中的have，排除A，B项意为"去某地了"，C项意为"一直呆在某地"，D项意为"去过某地"，符合题意，故选D。2.Myparents______Shangdongfortenyears.

A.havebeenin

B.havebeento

C.havegoneto

D.havebeen析：本题句中有"for+段时间"结构，据此可排除C，B项意为"去过某地"，不合题意，D项缺介词，故选A。三、考查have/hasbeen(to,in)/hav51四、考查现在完成时与其他时态的联系和区别。如：1.Sun'saunthasgonetherefortenyears.(改成正确的句子)析：非延续性动词与"段时间"连用时，除了把非延续性动词改成延续性动词外，还可把动词改为一般过去时或借助句型"It's+段时间+since+从句"进行句子转换。故答案为：Sun'saunthasbeentherefortenyears./Sun'sauntwenttheretenyearsago./It'stenyearssinceSun'sauntwentthere.2.Susanhasbeeninthiscityformorethantenyears.(改为同义句)

________morethantenyears____Susan______tothiscity.析：据上题分析，且since引导的从句要用一般过去时，故填Itis,since,came。3.Iwon'tgototheconcertbecauseI____myticket.

A.lost

B.don'tlose

C.havelost

D.iscoming四、考查现在完成时与其他时态的联系和区别。如：52Choosethebestanswer.1.Howlonghaveyou_______here?A.comeB.got C.arrivedD.been2.Mygrandpadied_________.A.attheageofmy2B.for2yearsC.whenIwas2. D.myagewas6.3.Jan