人教版（2019）选择性必修第三册Unit 4 Adversity and Courage Discover useful structures 课件

Discoverusefulstructurethepresentperfectcontinuousternsehave/hasbeendoing1.Structureofthepresentperfectcontinuoustense现在完成进行时have/has+p.pbe+doing

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。Learning2.Somesentencestructuresofthetense.陈述句一般疑问句简单回答I/We/You/Theyhave(not)beensleeping.HaveI/we/you/theybeensleeping?Yes,I/we/you/theyhave.No,I/we/you/theyhaven’t.He/She/Ithas(not)beensleeping.Hashe/she/itbeensleeping?Yes,he/she/ithas.No,he/she/ithasn’t.特殊疑问句：特殊疑问词+一般疑问句WhathavetheybeendoinginEnglishclass?Wherehasitbeenstayingthesedays?Lookatthesentencesfromthetext

anddiscussthefunctionofthetense.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。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。P38...thisistheadventurethatIhavebeendreamingof.P38Wearenowcampedontheiceandwehavebeenmanagingtosurvive.P39Wehavebeenstrugglingfordays,but...表示某种强烈的感情色彩,如：赞赏、批评、愤怒、失望等。3.Functionsofthetense.1.HehasbeenwatchingTV

forthreehours,andheisstillwatchingnow.他已经连续看了三个小时电视，现在还在看。2.Ihavebeendoingmyhomeworkthewholemorning.

我一整个早上都在做作业。3.Hisbrotherhasbeenwritingthisnovelsincelastyear.他哥哥从去年起就一直在写这本小说。表示动作从过去某时开始，一直延续到现在，并有可能持续下去。现在完成进行时常和allthistime,thisweek,thismonth,allnight,allthemorning,recently等状语以及since和for引导的状语连用。1.Wherehaveyoubeen?Ihavebeenwaitingforyouforalongtime.

你刚刚去哪儿了？我等了你好久。2.Myclothesareallwet.I’vebeenworkingintherain.

我衣服全湿了。我刚刚一直在雨中工作。表示动作发生在过去，到现在刚刚结束。1.JackhasbeenphoningJaneeverynightfortheweek.Jack一周来一直给Jane打电话。2.Ihavebeentellingyounottomaketrouble.

我一直劝你不要找麻烦。3.Mymother

hasbeenpractisingTaiChiformorethanayear.

我妈妈练太极一年多了。表示从过去到现在的一段时间反复进行的动作或存在的状态，动作并不是一直不停地进行。1.Tomhasalwaysbeenworkinghard.2.Youhavebeencoughingalotlately!3.Whathaveyoubeendoingtomydictionary?表达感概、赞许、不满等感情色彩，使语言表达更生动。赞许关切不满4.Comparisonbetweenthepresentperfectcontinuoustense

andthepresentperfect

tense.Hehasbeenwritinganovel,whichwillbefinishednextmonth.Hehaswrittenanovel,whichisbeingpreparedtocomeoutnow.

___________________强调动作未完成(一直)；而____________强调动作已经结束(已经)。have/hasbeendoinghave/hasdoneIhavebeenvisitingmyhometownrecently,anditimpressesmedifferentlyeachtime.Ihavevisitedmyhometownrecently,whosechangeshaveleftadeepimpressiononme.___________________强调动作的重复，_____________可以表示

一次性动作。have/hasbeendoinghave/hasdoneTherepairmanhasbeenrepairingthecaralltheafternoon.Therepairmanhasrepairedyourcar,andyoucanhaveitnow.

___________________只强调动作行为本身，而_____________强调动作行为的结果、影响。have/hasbeendoinghave/hasdoneWherehaveyoubeen?Wehavebeenlookingforyoueverywhere.Wehavelookedforhim,buthaven’tfoundhim.

__________________表示一种感情色彩；____________则陈述一种事实。have/hasbeendoinghave/hasdone状态动词：be,have,exist;情感动词：like,love,hate;感观动词：see,hear,know,feel,sound;短暂性动词：finish,marry,getup,come,go等。

Ihaveknownhimforyears.

Ihavebeenknowinghimforyears.

Theyhavefinishedthework.

Theyhavebeenfinishingthework.有些动词不能用于现在完成进行时，但可用于现在完成时.下列句型中常用现在完成时

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

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

It’sthefirsttimethatIhavebeentotheGreatWall.ThisisthemostinterestingfilmthatIhaveseen.1.Thedogstartedtobarkabouttwohoursago.Ireallyhopeitwillstopsoon.

Thedoghasbeenbarkingforabouttwohours.Ireallyhopeitwillstopsoon.2.Stevestartedtoplayrugbyattheageofeight.Nowhehasbecomeaprofessionalplayer.

Stevehasbeenplayingrugbysinceeightyearsold.Nowhehasbecomeaprofessionalplayer.1.Readeachsituationandrewriteeachsentenceusingthepresentperfectcontinuoustense.Practice3.Timmyisholdingatabletennisbatandhisshorthairisdampwithsweat.Helooksalittletiredafterplayingtabletennisfortwohours.4.Dianehasn’tgotmuchsleepthisweek.Shelooksterribletoday.5.Itriedtophoneyouthismorning.ImusthavetriedadozentimesbeforeIcaughtyouhere.Timmyisholdingatabletennisbatandhisshorthairisdampwithsweat.Hehasbeenplayingtennisfortwohoursandlooksalittletired.Dianehasn’tbeensleepingwellthisweek.Shelooksterribletoday.Ihavebeentryingtophoneyouthismorning.ImusthavetriedadozentimesbeforeIcaughtyouhere..Forthewholemorning,theboardofthedirectors_________________(discuss)theresolutiontoincreasewagesinthecomingyear.2.Jason’sonlyrecreationispainting.He________________(learn)howtopaintforoverfiveyears.3.Eventhoughwelostthegame,weshouldbeproudofourselvesbecausewe_________(try)ourbestand________(work)asateam.hasbeendiscussinghasbeenlearninghadtriedworked2.Completethesentencesbelowusingthecorrecttensesoftheverbsinbrackets.Thenexplainyourreasons.4.Hefinally________(finish)theresearchpaperunderhistutor’sguidance.5.MynephewSam_________________(collect)comicbookssincehewasfive.Nowhehasmorethantwohundredofthem.6.Thecompany____________________________________________(launch)anadvertisingcampaigntopromoteitscorporateimage.finishedhasbeencollectinglaunched/willlaunch/islaunching/haslaunched3.Interviewyourfriendabouthis/herhabits,thenreportinapassage,usingthe

presentperfectcontinuoustense.

Ihaveafriend,whoiscrazyaboutcollectingsnowglobes.Hehasbeencollecting

snowglob