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-1-Unit6Nurturingnature现在完成进行时[观察例句]1．ThetrainhasbeenracingalongsteadilysinceitleftXining.2．Allthistime，thesong“SkyRailway”hasbeenplayinginsidemyhead.3．WildanimalssuchastheseTibetanantelopeshavenowbeenusingthesepassagesforyears.4．Thejourneyhasbeenflyingby，andbeforeIknowit，wehavereachedTanggulaStation.5．TheQinghaiTibetPlateauhasbeenattractingpeople'sadmirationforcenturies.[归纳用法]1．现在完成进行时的构成现在完成进行时是由“have/hasbeen＋现在分词”构成的。Heisill.He'sbeenlyinginbedforthreeweeks.他病了。已经卧床3个星期了。Youreyesarered.Haveyoubeencrying?你眼睛红了。你刚刚哭过了吗？Whathaveyoubeendoingallthistime?这半天你干什么来着？2．现在完成进行时的用法①表示动作从过去某时开始，一直延续到现在。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。IhavebeenreadingHemingway'sFarewelltoArmsrecently.我最近一直在读海明威的《永别了，武器》。Shehasbeenrecitingthewordsallthemorning.她整个上午都在背单词。ThisiswhatIhavebeenexpectingsincemychildhood.这是我从小以来就一直期待着的事情。②表示动作刚刚结束-2-Myclothesareallwet.I'vebeenworkingintherain.我的衣服全湿了。我刚才一直在雨中干活。Heisdeaddrunk.He'sbeendrinkingwithhisfriends.他烂醉如泥。他刚才一直在和朋友们喝酒。③表示一个近期内时断时续、重复发生的动作。You'vebeensayingthatforfiveyears.这话你已经说了五年了。Hehasbeenwritingarticlestothenewspapersandmagazinessincehebecameateacher.自从任教以来，他一直在为报刊杂志撰稿。④表达较重的感情色彩。Whathaveyoubeendoingtomydictionary?看你把我的字典弄成什么样子了？Timehasbeenflyingsoquickly!时间过得可真快啊！Toomuchhasbeenhappeningtoday.今天可真是个多事的日子。3．现在完成进行时和现在完成时的比较①现在完成进行时可以表示动作的重复，而现在完成时一般不表示重复性。Haveyoubeenmeetinghimrecently?你最近常和他见面吗？Haveyoumethimrecently?你最近见到过他吗？②现在完成进行时有时含有感情色彩，而现在完成时一般是平铺直叙。Ihavebeenwaitingforyoufortwohours.我一直等了你两个小时。(可能表示不满)Ihavewaitedforyoufortwohours.我等了你两个小时。(说明一个事实)③现在完成进行时强调动作，而现在完成时强调结果。Whohasbeeneatingtheoranges?谁一直在吃这些桔子呀？(还剩余一些)Whohaseatentheoranges?谁把桔子吃光了？(强调吃得一个不剩)-3-Ⅰ.单句语法填空1．TheChinesegovernmenthasbeendoing(do)researchintovaccineagainstEHFformonths，recentlymanyhavereceivedthefirstdoses.2．Thedollarhasbeenclimbing(climb)steadilyallweek.3．Ihavebeenwaiting(wait)foranhourandahalf.4．Sheisverytired.Shehasbeenworking(work)allmorning.5．Jimhasbeenphoning(phone)Jennyeverynightforthepastweek.6．Theyhavebeenbuilding(build)thebridgefortwomonth.7．Thetelephonehasbeenringing(ring)intheofficeallthemorning.8．Inthepastfewyears，hehasbeendealing(deal)withafewinternationalcompanies.9．Sheistired.Shehasbeentyping(type)letteralltheafternoon.10．Hehaswrote(write)aletterthismorningandsentittohisfriend.Ⅱ.短文语法填空Mywishis1.togo(go)toakeyuniversity.I2.havebeenstudying(study)formanyyears.ButIampoor3.inEnglishsinceIwenttojuniorschool.MyEnglishteachertoldmetoinsist4.onlisteningandwriting.I5.havebeenlistening(learn)Englisheverymorningtoimproveit.BecauseI6.havebeenwasting(waste)alotoftime，itwashardtocatchupwithotherstudents.After7.going(go)tohighschool，I8.havebeenstaying(stay)uplateintothenightand9.havebeengetting(get)upearlyinthemorning.I10.havebeenwritting(write)twocompositionseveryday.IthinkIshouldsparenoefforttoimprovemyEnglishandachievemydream.