Unit 4 Adversity and Courage Discover Useful Structures 課件 -【大單元教學(xué)】高中英語(人教版2019選擇性必修第三冊)

U4ASuccessfulFailureLearningAboutLanguage(2)DiscoverusefulstructuresPresentPerfectContinuousTense（現(xiàn)在完成進行時）MakeaguessTheyhavebeenlookingafteryousinceyouwereborn.Theyhavebeenprovidingyouwithwhateveryouwant.Theyhavebeenlovingyoudeeply.Doyouknowwhotheyare?parentsLookatthesentenceinthepresentperfectcontinuoustense.Findmoreexamplesfromtheprevioustextanddiscussthefunctionofthetense.EXAMPLE

:

ThisistheadventurethatIhavebeendreamingof.Page38Thelastline:“…wehavebeenmanagingtosurvive…”Page39Line2:“Wehavebeenstrugglingfordays…”

1.現(xiàn)在完成進行時態(tài)的構(gòu)成：肯定形式：

。

否定形式：___________________________________。2.現(xiàn)在完成進行時表示動作開始于過去，并

到現(xiàn)在，動作

可能

，也可能

。have/has＋been＋doinghave/has＋not＋beendoing一直持續(xù)仍在進行剛結(jié)束一、現(xiàn)在完成進行時的構(gòu)成①IhavebeenreadingHemingway’sFarewell

to

Arms

recently.②Shehasbeenrecitingthewordsallthemorning,nowIcandictatethem.③ThisiswhatIhavebeenexpectingsincemychildhood.二、

現(xiàn)在完成進行時的用法1.表示動作從過去某時開始，一直延續(xù)到現(xiàn)在,強調(diào)動作從一開始后的不間斷。

現(xiàn)在完成進行時常和allthistime，thisweek，thismonth，allnight，

allthemorning，recently等狀語以及since和for引導(dǎo)的狀語連用。2.表示動作剛剛結(jié)束，一般有明顯的效果暗示之前動作的不間斷。①Myclothesareallwet.I’vebeenworkingintherain.②Heisdeaddrunk.He’sbeendrinkingwithhisfriends.3.表達感概、贊許等感情色彩。①Whathaveyoubeendoingtomydictionary?②Toomuchhasbeenhappeningtoday!今天真是一個多事之日。注意：以下幾類動詞不能用于現(xiàn)在完成進行時：①表示感官、

感覺：see，hear，smell等；②表示愛、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；⑤非延續(xù)性動詞。單句語法填空①

TheChinesegovernment

(do)researchintovaccine

againstEHFformonths，andrecentlymanyhavereceivedthefirstdoses.②

Thedollar

(climb)steadilyallweek.③

I

(wait)foranhourandahalf.④

Jim

(phone)Jennyeverynightforthepastweek.⑤—Youareagreatswimmer.—Thanks.It’sbecauseI

(practise)alotthesedays.hasbeendoinghasbeenclimbinghavebeenwaitinghasbeenphoninghavebeenpractising①Theyhavebeenwideningtheroad，whichwillbecompletedintwomonths.

他們在加寬馬路。(尚未完成)②Theyhavewidenedtheroad.

他們加寬了馬路。(已經(jīng)完成)③Haveyoubeenmeetinghimrecently？

你最近一直見他嗎？(強調(diào)動作重復(fù))④Haveyoumethimrecently？

你最近見到過他嗎？(表示結(jié)果)⑤Wherehaveyoubeen？Wehavebeenlookingforyoueverywhere.

你到哪里去了？我們到處在找你。(表示不滿或擔(dān)心)⑥Wehavelookedforhim，buthaven’tfoundhim.

我們找過他，但沒有找到他。(無感情色彩)Discover:現(xiàn)在完成進行時與現(xiàn)在完成時的區(qū)別?三、現(xiàn)在完成進行時與現(xiàn)在完成時的區(qū)別

現(xiàn)在完成進行時現(xiàn)在完成時強調(diào)過去的動作對現(xiàn)在的影響或產(chǎn)生的結(jié)果

強調(diào)動作的延續(xù)性

強調(diào)動作重復(fù)

表達生動，含有感情色彩

說明一個事實、一種影響或結(jié)果

√√√√√單句語法填空①Althoughmanymeasures

(take)，theworld’seconomy

isstillgoingdown.②Thenumberofmedicalschoolsreached18intheearly1990sand

(remain)aroundthatlevelsince.③He

(listen)toEnglishprogramssincehecametotheUS，

sohe

(make)greatprogress.④Sorry，butMr.Smith

(leave)forBeijing.havebeentakenhasremainedhasbeenlisteninghasmadehasleft⑤Thelittleboyisdirtyfromheadtofootbecausehe

(play)

inthemudallmorning.⑥Bythetimeherealizeshe

(walk)intoatrap，it’llbetoolate

forhimtodoanythingaboutit.hasbeenplayinghaswalkedPracticeⅡ:補全句子1.Thetwomen_____________________________________________.Ireallyhopethey’llstopsoon.

這兩個人已經(jīng)吵了將近十分鐘了。我真希望他們能很快停止。2.Theworkers_______________________________inthepasttenmonths.

在過去的十個月里，工人們一直在建造橋梁。3.Suchwillbemyfuturelife，oneI________________________________.

這就是我夢寐以求的未來生活。havebeenquarrelingfornearlytenminuteshavebeenbuildingbridgeshavebeendreamingof4.I__________________________________________________，soIwillnevergiveupbeforeIsucceed.

我從事這個項目已經(jīng)有很多年了，所以我在成功之前永遠不會放棄。5.Asasciencestudent，_______________________________________________ _______________________________，whichallbelongtothecollegeentranceexaminationsubjects.

作為理科學(xué)生，我一直在復(fù)習(xí)屬于高考科目的語文，數(shù)學(xué)，英語，物理，

化學(xué)和生物。havebeenworkingonthisprojectforsomanyyearsI’vebeenreviewingChinese，math，English，physics，chemistryandbiology6.We__________________________________forthecomingactivities.

我們?yōu)榧磳㈤_展的活動做了周密的準備。7.Pleasestoptohavearest.You______________________________________

thewholemorning.

請停下來休息一下。您整個上午都在修理洗衣機。8.Tostartwith，I_____________________________________Mandarinforabout17years.

首先，我已經(jīng)學(xué)習(xí)和說普通話17年了。havemadecarefulpreparationshavebeenrepairingthewashingmachinehavebeenlearningandspeaking1.Thedogstartedtobarkabouttwohoursago.Ireallyhopeitwillstopsoon.

Thedoghasbeenbarkingforabouttwohours.Ireallyhopeitwillstopsoon.2.Stevestartedtoplayrugbyattheageofeight.Nowhehasbecomeaprofessionalplayer.

Stevehasbeenplayingrugbysinceeightyearsold.Nowhehasbecomeaprofessionalplayer.Readeachsituationandrewriteeachsentenceusingthepresentperfectcontinuoustense.（課文P41Ex2）3.Timmyisholdingatabletennisbatandhisshorthairisdampwithsweat.Helooksalittletiredafterplayingtabletennisfortwohours.4.Dianehasn’tgotmuchsleepthisweek.Shelooksterribletoday.5.Itriedtophoneyouthismorning.ImusthavetriedadozentimesbeforeIcaughtyouhere.Timmyisholdingatabletennisbatandhisshorthairisdampwithsweat.Hehasbeenplayingtennisfortwohoursandlooksalittletired.Dianehasn’tbeensleepingwellthisweek.Shelooksterribletoday.

Ihavebeentryingtophoneyouthismorning.ImusthavetriedadozentimesbeforeIcaughtyouhere..

1.Forthewholemorning,theboardofdirectors______________________(discuss)theresolutiontoincreasewagesinthecomingyear.2.Jason’sonlyrecreationispainting.He___________________(learn)howtopaintforoverfiveyears.3.Eventhoughwelostthegames,weshouldbeproudofourselvesbecausewe_______________(try)ourbestand__________(work)asateam.4.Hefinally______________(finish)theresearchpaperunderhistutor’sguidance.5.MynephewSam____________________(collect)comicbookssincehewasfive.Nowhehasmorethantwohundredofthem.6.Thecompany_______________________________(launch)anadvertisingcampaigntopromoteitscorporateimage.has/havebeendiscussinghaslearnthavetriedworkedfinishedhasbeencollectinghaslaunched/islaunching/willlaunchCompletethesentencesbelowusingthecorrecttensesoftheverbsinbrackets.Thenexplainyourreasonstoyourpartner.（課文P41Ex3）1.For