现在完成时 人教版九年级英语全册+

现在完成时

表示从过去已经开始持续到现在的动作或状态，可以和表示“从过去某一时刻延续到现在的一段时间状语”连用，如“for+时间段”、“since+过去时间点”、“since+过去时的从句”、“since+一段时间+ago”、“Itis+一段时间+since+一般过去时的从句”。且for与since引导的时间状语可以相互转换。PresentPerfectTense现在完成时

2)for+_________(时间点/时间段）：指某个动作或情况到现在为止持续了多久时间段

3)since+_________(时间点/时间段）：指某个动作或情况从过去某个时间点一直持续到现在时间点

for和since有时候可以互换：for+时间段=since+时间段+ago

Howlonghaveyouhadyourtoybear?

boughtthetoybear

now________|_______________________________|__________20165years2021Ihavehadthetoybearsince5yearsago.Iboughtthetoybearin2016.Ihavehadthetoybearsince2016.

Itis5yearssinceIboughtthetoybear.Ihavehadthetoybearfor5years.toytigerA:Howlonghaveyouhad

?B:Ihavehad___________since__________.C:Ihavehad____________since___________ago.D:Ihavehad

for

years.E:Itis_________since______________

lampscarfhaveatalkingroupsoffiveTips:since+时间点“自…以后;从…以来”for+时间段“持续多长时间”Itis+时间段+since+从句用一般过去时“自...以来已经多长时间”用或填空。

1.Amyhashadherfavoritebike

threeyears.2.Tonyhashadthetoydog

shewasababy.3.Lucy'smotherhasbeenaway

tendays.4.Wehavebeenhere

lastyear.5.Mark'sbrotherhasbeeninthearmy

halfayear.sincefor3.He

has

lived

here____he

was

six

years

old.A.sinceB.forC.whenD.from4.Rose

came

to

Beijing

in

2007.She____herefor

a

long

time.A.was

living

B.liveC.will

liveD.has

lived

AD注意点二:非延续性动词与现在完成时短暂性动词在肯定句、疑问句中不能与时间段连用，这些动词是：become,begin,buy,borrow,arrive,come,die,fall,finish,gettoknow,go,join,leave,marry等。为了表述这种意思，我们常用相应的延续性动词have，keep等来代替非延续性动词。--Haveyouhadyourlunchyet?--Yes.Ihadithalfanhourago.-你已经吃完午饭了吗？-是的。我半个小时前吃的。

—Howlonghasheworkedasapoliceman?—Hehasworkedasapolicemanfortenyears.-他当警察多久了？(work)-十年了。

—HowlonghaveyouknownJack?—Wehaveknowneachother

sincewewereprimaryschoolstudents.-你认识Jack多久了？（know）-我们从小学就认识了。

1)现在完成时的特殊疑问句的结构：_______+have/has+主语+过去分词+其他成分Howlong

与howlong,for或者since搭配使用现在完成时中的动词有什么特点：A：Howlonghas

Maryleft？

Howlong

has

Mary

beenaway？B：Maria

hascomeback

sinceMonday.

Maria

hasbeenbacksinceMonday.C：Tony

hasbought

thecomputerfor2years.

Tony

hashadthecomputerfor2years.

当用现在完成时的肯定句和howlong引导的疑问句表示持续性动作和状态时应该使用______(持续性/非持续性）动词持续

短暂性动词(come,go,leave,buy…)可

以用于现在完成时。但不能用于带有for或是since的肯定句中。HehasleftBeijingforaweek.HehasnotleftBeijingyet.

常见的非延续性动词如何转换成延续性动词buy——havehadleave——havebeenawaycomeback——havebeenbackjoin——havebeenamemberof

常见的非延续性动词如何转换成延续性动词borrow——havekeptdie——havebeendeadbegin——havebeenonopen——havebeenopened2.转化为“be+形容词/副词/介词/名词”begin/start—beonleave—beawaygoout—beoutclose—beclosedopen—beopendie—bedeadgetto/arrive/reach—be(in)finish—beoverfallsleep—beasleep

join—bein/beamemberofbecome—bemakefriends—befriendscome/go/—be+相应的介词短语

1）Mary____________(hasbeen/hasbecome)adoctorfor10years.Shelikesherjobverymuch.2)Wearelate.Themovie____________(hasstarted/hasbeento)for10minutes.hasbeenhasbeento

3)Ken,youshouldreturnthebooktothelibrary.You___________(haveborrowed/havekept)itformorethan2weeks.4)I_________(havebought/havehad)thisbikesinceIwas10,soIwanttobuyanewone.havekepthavehad

--Howlonghasshehadthattoybear?—Shehashadthattoybearformorethan6years.她买那个玩具熊多久了？买了六年多了。1.这本书我已借了两月了。2.这位老人已去世多年了。3.Jane来15班已有两月了。

Ihavekeptthebookfor

amonth.Theoldmanhasbeendeadfor

manyyears.JanehasbeeninClass15fortwomonths.JimisinJapan.Hearrivedtherethreeyearsago.2.Theyareveryhungry.Theirlastmealwastenhoursago.4aJimhas

beenin

Japanforthreeyears.Theyhaven’teaten

fortenhours/sincetenhoursago.3.Ihaveacamera.Iboughtitin2009.4.IknowAnna.Ifirstmetherthreeyearsago.5.Lindaisill.ShebecameillonMonday.Ihavehadacamerasince2009.IhaveknownAnnaforthreeyears/sincethreeyearsago.LindahasbeenillsinceMonday.4aI_________________(neverbe)tothewaterparkbefore.Iwantto_____(go)nextmonthbeforetheweathergetstoocold.haveneverbeengo4bLookandsay2.They_________________(neverown)anypets,butthey___________(alwayswant)tohaveadog.haveneverownedalwayswant3.We_________(have)apianosincelastNovember.We_________(buy)itfromtheLifamilywhentheymovedtotheUSlastyear.havehadbought4.CathyandAmy______________(notbe)backtotheirhometownfortwoyears.They_________(miss)theirhometownalotandhopetovisittheplacenextyear.haven’tbeenmiss5.Thismuseum___________(be)hereforover20years.It_______(be)oneoftheoldestbuildingsinthissmal