選擇性必修三

Unit4GrammarThePresentPerfectContinuousTenseInform:have/hasbeendoingInmeaning:theactioniscontinuousfromthepastNowlookformoresentenceswiththepresentperfectcontinuoustenseinthereadingpassage,andsummariseitsuseinyourownwords.1.ThisistheadventurethatIhavebeen

dreamingof.2.Wearenowcampedontheiceandwe

havebeenmanagingtosurvive,butspringiscoming,andtheicewillsoonbegintomelt.3.Wehavebeenstrugglingfordays,butthingsonElephantIslandaregoingfrombadtoworse.1.ThisistheadventurethatI___________

_________

(dream)of.2.Wearenowcampedontheiceandwe__________________(manage)tosurvive,butspringiscoming,andtheicewillsoonbegintomelt.3.We____________________(struggle)fordays,butthingsonElephantIslandaregoingfrombadtoworse.Fillintheblanks.dreaminghavebeenhavebeenmanaginghavebeenstrugglinggo

Ready?Focuson基本用法ThePresentPerfectContinuousTense

現(xiàn)在完成進行時

1.基本概念2.常用時間狀語3.現(xiàn)在完成進行時和現(xiàn)在完成時的區(qū)別基本概念①Wehavebeenwaitingforyouforhalfanhour.②TheChinesehavebeenmakingpaperfortwothousandyears.我們已經(jīng)等你半個鐘頭了。中國有2000年的造紙歷史。（動作剛終止，不再繼續(xù)下去）（動作還將繼續(xù)下去）現(xiàn)在完成進行時表示動作從過去某一時間開始一直持續(xù)到現(xiàn)在，這個動作可能剛終止，也可能還在進行。常用時間狀語①Aprivatedetectivehasbeentailing(跟蹤)him

forseveralweeks.

②Craiglovesoutdooractivities-heskisinwinterandhasbeenfishingandhunting

sincehewasachild.一位私人偵探幾個星期以來一直在跟蹤他。Craig熱愛戶外活動，冬天他去滑雪，他從小就開始釣魚和打獵。現(xiàn)在完成進行時常與表示一段時間的狀語連用，例如：allthetime,thisweek,allnight,thesefewdays,for…時間,since…等。現(xiàn)在完成進行時:陳述句:have/has+been+doing一般疑問句:have/has+主語+been+doing陳述句I/We/You/Theyhave(not)beenworking…He/She/Ithas(not)beenworking…一般疑問句HaveI/we/you/theybeenworking…?Yes,I/we/you/theyhave.No,I/we/you/theyhaven't.Has

he/she/itbeenworking…?Yes,he/she/ithas.No,he/she/ithasn't.現(xiàn)在完成進行時和現(xiàn)在完成時的區(qū)別①I'vebeendesigningsolarracingcars.

②I'vedesigned

fiveorsixdifferentcars.

我一直在設(shè)計太陽能賽車。我已經(jīng)設(shè)計五六輛小汽車了。1.在不同時間狀語的情況下，現(xiàn)在完成進行時的

動作不一定已經(jīng)完成，很可能持續(xù)下去，而現(xiàn)在完成時一般表示動作已經(jīng)完成。即現(xiàn)在完成進行時強調(diào)動作的延續(xù)性，而現(xiàn)在完成時強調(diào)動作的結(jié)果。①I'vebeentaking

partinracesforfouryears.

②Howmanyraceshaveyoutaken

partin?

我這四年一直在參加比賽。你參加多少場比賽了?2.現(xiàn)在完成進行時往往表示動作在重復(fù)，而現(xiàn)在完成時一般不表示動作的重復(fù)。①RecentlyMaryhasbeendoingsportsregularly.

②RecentlyMaryhasdonehersportsregularly.

最近瑪麗一直定期做運動。(有表揚意味)最近瑪麗定期做運動。(只說明一個事實)3.現(xiàn)在完成進行時與所有進行時態(tài)一樣帶有感情色彩，可使表達顯得生動，而現(xiàn)在完成時往往只表明一個事實、一種影響或結(jié)果，不帶感情色彩。

某些不具延續(xù)性含義的動詞，如come,go,

marry,die,finish等，不適用于現(xiàn)在完成進行時，但可用于現(xiàn)在完成時。Wehavefinishedthehomework.Wehavebeenfinishingthehomework.我們已經(jīng)完成了家庭作業(yè)。Moreandmorescholars________________________inSilkRoadinrecentyears.scholars,showinterestin,SilkRoad,inrecentyearshavebeenshowinginterest“APECBlue”___________________sinceNov.112014tohopetomakeita“newnormal”inheavilypollutedcities.APECBlue,use,sinceNov.11,2014hasbeenbeingusedI______________

PitaBreadSoakedinLambSoupbefore.I,never,eat,beforePitaBreadSoakedinLambSoup(羊肉泡饃)havenevereatenAlienUFOThefirsttimeI_________(observe)aliensin1963wasfrightening!observedThey________________tomesince1964.TheyspeakEnglishwell!havebeentalkingIalsoknowsomeYetis,snowmenontheHimalayamountains.I_____already_______(take)alotofphotosofthem.takenhaveI_________(watch)theNessieMonsterin1992and_____________(know)theyareformedbecauseofnaturalfactorsthroughalotofresearch.watchedhaveknownRecentlyI___________(see)anunusualnumberofUFOs!Theyarereallyamazing!haveseenI________________(write)abookonUFOssincelastFriday.I________(be)abletofinishitearlynextyear.havebeenwritingwillbeThefirsttimeIobservedaliensin1963wasfrightening!Theyhavebeentalkingtomesince1964.TheyspeakEnglishwell!IalsoknowsomeYetis,snowmenontheHimalayamountains.Ihave

alreadytakenalotofphotosofthem.IwatchedtheNessieMonsterin1992andhaveknowntheyare

formedbecauseofnaturalfactorsthroughalotofresearch.RecentlyIhaveseenanunusualnumberofUFOs!Theyareamazing!IhavebeenwritingabookonUFOssincelastFriday.Iwillbeabletofinishitearlynextyear.in1963since1964alreadyin1992RecentlysincelastFridaynextyearReadeachsituationandrewriteeachsentenceusingthepresentperfectcontinuoustense.P4121.Thedogstartedtobarkabouttwohoursago.Ireallyhopeitwillstopsoon.

__________________________________________________________________________2.Stevestartedtoplayrugbyattheageofeight.Nowhehasbecomeaprofessionalplayer._______________________________________________________________________________________________________________

Thedoghasbeenbarkingforabouttwohours.Ireallyhopeitwillstopsoon.

Stevehasbeenplayingrugbysincetheageofeight.Nowhehasbecomeaprofessionalplayer.3.Timmyisholdingatabletennisbatandhisshorthairisdampwithsweat.Helooksalittletiredafterplayingtabletennisfortwohours.____________________________________________________________________________________________________________________________________________________________________________________4.Dianehasn'tgotmuchsleepthisweek.Shelooksterribletoday.

__________________________________________________________________________________________5.Itriedtophoneyouthismorning.ImusthavetriedadozentimesbeforeIcaughtyouhere.

__________________________________________________________________________________________Timmyisholdingatabletennisbatandhisshorthairisdampwithsweat.Helooksalittletiredbecausehehasbeenplayingtabletennisfortwohours.Dianehasn'tbeensleepingwell

thisweek.Shelooksterribletoday.Ihavebeentryingtophoneyouthismorning.ImusthavetriedadozentimesbeforeIcaughtyouhere.Completethesentencesbelowusingthecorrecttensesoftheverbsinbrackets.Thenexplainyourreasonstoyourpartner.P4131.Forthewholemorning,theboardofthedirectors_________________(discuss)theresolutiontoincreasewagesinthecomingyear.2.Jason'sonlyrecreationispainting.He_______________(learn)howtopaintforoverfiveyears.hasbeendiscussinghasbeenlearning3.Eventhoughwelostthegame,weshouldbeproudofourselvesbecausewe_____(try)ourbestand_______(work)asateam.4.Hefinally_________(finish)theresearchpaperunderhistutor'sguidance.5.MynephewSam___________________(collect)comicbookssincehewasfive.Nowhehasmorethantwohundredofthem.6.Thecompany__________________________________(launch)anadvertisingcampaigntopromoteitscorporateimage.triedworkedfinishedhasbeencollectingislaunching/haslaunched/launchedInterviewyourpartneraboutthethingsthathe/shehasbeendoing.Thefollowingquestionsmighthelpyou.?Doyouhaveanyhobbiesorinterests??Howlonghaveyoubeenlearning/playing…??Whathaveyoubeendoingrecently?P414A:

Doyouhaveanyhobbies?B:Sure.Ihaveseveralhobbiessuchastabletennis,photographyandkiteflying.Butmyfavouritehobbyisplayingtheguitar.A:

Howlonghaveyoubeenlearningtheguitar?B:IhavebeenlearningtheguitarsinceIwaseightyearsold.IsawavideoofsomeoneplayingandIfellinlovewithit.A:

That'sgreat.SampleConversation1.現(xiàn)在完成進行時的構(gòu)成:have/has+been+doing2.現(xiàn)在完成進行時的基本概念：表示動作從過去某一時間開始一直持續(xù)到現(xiàn)在，這個動作可能剛終止，也可能還在進行。3.現(xiàn)在完成進行時的常用時間狀語:allthetime,thisweek,allnight,thesefewdays,for…,since…等。4.現(xiàn)在完成時和現(xiàn)在完成進行時的區(qū)別：①動作是否有延續(xù)性②是否表示動作重復(fù)性③是否有感情色彩注:另附word文檔，點此鏈接Ⅰ.實戰(zhàn)高考。1.[2020天津卷]-Youareagreatswimmer.-Thanks.It'sbecauseI__alotthesedays.A.havebeenprctising B.waspractisingC.wouldpractiseD.hadpractised【解析】考察時態(tài)。句意：---你游泳很棒。---謝謝。這是因為這些天我一直在練習。根據(jù)時間狀語thesedays(這些天)可知，“練習游泳”從數(shù)天前開始，一直持續(xù)到現(xiàn)在。因此該句應(yīng)用現(xiàn)在完成進行時態(tài)。故選A。2.[2019北京卷]

Aretiredengineer,76-year-oldWilson________________(offer)freeridestocollegestudentsforthepasteightyears.3.[2018全國卷]Languages_________________________(comeandgo)for

thousandsofyears,butinrecenttimestherehasbeenlesscomingandalot