【公开课】Unit4Discoverusefulstructures（现在完成进行时）公开课课件-2021-2022学年高中英语人教版（2019）选择性必修第三册

have/hasbeendoingthePresentPerfectContinuousTense现在完成进行时构成：1.现在完成进行时的用法2.现在完成进行时与现在完成时的区别3.巩固练习目

录CONTENTSTheboy__________________(eat)sincefiveminutesago.

hasbeeneatingTheboystartedeatingfiveminutesago.Heisstilleatingnow.Theman__________________(work)inthefieldforhalfanhour.

hasbeenworkingThemanstartedworkinginthefieldhalfanhourago.Heisstillworkingnow.IhavebeenlearningEnglishsinceIwas8yearsoldandIstillloveit.我从八岁起就开始学英语了，现在仍然很爱它。YouhavebeenmakingprogressandIamproudofyou!你一直在进步，我真为你感到骄傲。Thelittleboyhasbeenstrugglingtobeattentive,butcan’thelpfallingasleep.小朋友一直努力在集中注意力，但还是情不自禁睡着了。Ithasbeenrainingthesedays.

这些天一直在下雨。2.I

havebeenlearning

EnglishsinceIwas8yearsoldandIstillloveit.3.You

havebeenmaking

progressandIamproudofyou!4.Thelittleboy

hasbeenstruggling

tobeattentive,butcan’thelpfallingasleep.1.It

hasbeenraining

thesedays.现在完成进行时定义现在完成进行时表示动作从过去某一时间开始，一直持续到现在，或者刚刚终止，或者可能还要继续进行下去。结构ShehasbeenburningthemidnightoiltoprepareforGRE.I'vebeen

workingherefor20years.例：S（主）+have/hasbeendoingTomhadbeenphoningAliceeverynightforseveralmonths.注意：不用被动语态现在完成进行时的用法1

learn

8yearsagofuturenowlearnlearnI

havebeenlearning

EnglishsinceIwas8yearsoldandIstillloveit.表示动作从过去某时开始一直到说话时还在进行或可能还要继续下去。与现在完成进行时连用的时间状语:allday/month;thismonth/week/year;thesedays;

recently/lately;inthepast/lastfew+时间段;since+时间点;

for+时间段,ever

since等。Hehasbeenworking

allday.Theyhavebeenbuildingthebridgefortwomonths.ThetwopartieshavebeentryingtounitesincetheNewYear.e.g.:HoweveryonewilladmiremewhentellthemIamadmittedtotheuniversityIhavebeendreamingof.现在完成进行时的用法21.---IamsorryIhavekeptyouwaitingsolong.---Itisallright.Ihavebeenreading

thenewspapers.2.Wehavebeenwaitingforyouforhalfanhour.3.Hereyesarered.It'sobviousthatshehasbeencryingforalongtime.

2.表示不久前刚刚结束的动作。这种意义通常根据上下文来判断。现在完成进行时的用法3

1.It

hasbeenraining

thesedays.2.We

havebeenpracticing

KungFurecently.3.IhavebeenvisitingsomecitiesofChinathismonth.3.表示在一段持续的时间内动作的多次重复，而这个重复的动作在说话时并不一定在进行。现在完成进行时的用法4

Whyareyoulateagain?Ihavebeenwaiting

foryoufortwohours.

1.

You

havebeenmaking

progressandIamproudofyou!4.表示某种强烈的感情色彩,如：赞赏、批评、愤怒等。Practice重组句子1.Thedogstartedtobarkabouttwohoursago.Ireallyhopeitwillstopsoon.2.Stevestartedtoplayrugbyattheageofeight.Nowhehasbecomeaprofessionalplayer.3.Itriedtophoneyouthismorning.ImusthavetriedadozentimesbeforeIcaughtyouhere.Thedoghasbeenbarkingforabouttwohours.Ireallyhopeitwillstopsoon.Stevehasbeenplayingrugbysincetheageofeight.Nowhehasbecomeaprofessionalplayer.Ihavebeentryingtophoneyouthismorning.ImusthavetriedadozentimesbeforeIcaughtyouhere.现在完成时和

现在完成进行时的比较

相同点：1.动作都发生在过去2.都与一段时间连用比较一：LiJia__________(read)abookaboutpsychology.(Shefinishedreadingthebook.)LiJia______________(read)abookaboutpsychology.(Sheisstillreadingthebook.)hasread

hasbeenreading

pastfuturenowreaddohaveread

pastfuturenowreaddohavebeenreadingdo现在完成时现在完成进行时动作刚结束；强调影响或结果动作还在延续；强调动作的延续性现在完成时可以表示动作的反复性；现在完成时一般不表示动作的反复Haveyoubeenmeetinghimrecently?你最近经常见到他吗？（反复性）Haveyoumethimrecently?你最近见过他吗？Theteacherhasbeentellingustobecarefulalltheterm.整个学期，老师一直在告诉我们要细心。（反复性）Theteacherhastoldustobecarefulalltheterm.老师告诉我们整个学期都要细心。比较二：（1）比较二：（2）A.—_____________haveyouvisitedEgyptthismonth?—IhavevisitedEgypttwicethismonth.

(过去往返埃及和居住地,但现在已回来)

B.—__________haveyoubeentouringEgypt?—IhavebeentouringEgyptfortwomonth.

(过去一段时间一直待在埃及,没有离开过)HowmanytimesHowlongTip2:现在完成时表示反复发生的动作，提问时用howmanytimes。而现在完成进行时，表示持续的、不间断的动作，提问时用howlong。比较三：Tip3:现在完成进行时比较生动，有时含有明显的感情色彩(喜悦、愤怒、不满、厌恶等。)，而现在完成时往往只说明一个事实，一种影响或结果。

试比较：

Ihavewaitedforyoufortwohours.Ihavebeenwaitingforyoufortwohours.说一个事实；平铺直叙强调动作的持续性或不满意下列句型中常用现在完成时Itis(hasbeen)+一段时间＋since+从句

This(that/It)isthefirst(second…)timethat+完成时

This(That/It)isthebest/finest/mostinteresting….+that+完成时

比较四：（1）It’s/Ithasbeen3yearssincetheygotmarried.It’sthefirsttimethatIhavebeentotheGreatWall.ThisisthemostinterestingfilmthatIhaveseen.Theyhaveknowneachothersince1970.

（1）有些表示状态、感情、感觉的动词如：①表示感官、感觉：see,hear,smell等；②表示爱憎：love,prefer,mind等；③表示希望、意愿：wish,want,desire等；④表示相信、猜想：believe,think,suppose等；不能用于现在完成进行时，但可用于现在完成时。JohnhaslovedMarysincetenyearsago.比较四：（2）单句改错1.Shehadbeenreadingallmorning;sheoughttohavearest.__________2.Itisthethirdtimethatyouvisitedourschool.__________3.Ihavebeenlookedformylostbookforthreedays,butIstillhaven’tfoundit.__________4.Tomworkedinthecompayfortenyearsandhedoesn’thavetheintentiontoleave._________5.Sorry!I’mlate.Howmuchhaveyoubeenwaitingforme?__________had改成hasvisited前加havelooked改成lookingworked前加hasmuch改成longconsolidation1.She________(lose)herkeys.Shecan’tfindthemanywhere.2.I________________(write)thebook,butIstill______________(finish)it.3.

She

(recite)thewordsalltheevening.4.We________________(look)forwardtooursummervacation.5.Jason'sonlyrecreationispainting.He______________(learn)howtopaintforoverfiveyears.

haslosthavebeenwritinghaven’tfinishedhasbeenrecitinghavebeenlookinghasbeenlearning单句填空6.It_____________(rain)foraweek.Howlongdoyouthinkitwilllast?7.Uptonow,thegiftedchild

(win)threenationalprizesinmusic.8.

Itisthefirsttimethatshe

(read)suchaninterestingbook..9.Forthewholemorning,theboardofdirectors__________________(discuss)theresolutiontoincreasewagesinthecomingyear.10.I

(tell)hermanytimes,butshestillmakesthesamemistake.hasbeenraininghaswonhasreadhavebeendiscussinghave

told链接高考1.Inthelastfewyears,China

greatachievementsinenvironmentalprotection. A.hasmade B.hadmade C.wasmaking D.ismaking2.Despitethepreviousroundsoftalks,noagreement

sofarbythetwosides. A.hasbeenreachedB.wasreached C.willreach D.willhavereachedAA链接高考3.—WhereisPeter?Ican’tfindhimanywhere.--Hewenttothelibraryafterbreakfastand

hisessaythereeversince. A.wrote B.hadwritten C.hasbeenwriting D.iswriting4.Marty

reallyhardonhisbookandhethinkshewillhavefinisheditbyFriday.A.worked B.hasbeenworking C.hadworked D.hasworkedCB链接高考5.–HowmuchdoyouknowabouttheYouthOlympicGamestobeheldinN