人教版高中英語選擇性學(xué)案UNIT4ADVERSITYANDCOURAGE突破語法大沖關(guān)

現(xiàn)在完成進(jìn)行時【觀察例句】1．PeoplehavebeenenjoyingthebenefitsofcyclinginAmsterdamforyears.2．Manypeoplearoundtheworldhavebeenenjoyingcitycentrestreetswithoutcarsformanyyears.3．Hehasbeenfightingwithafriend.4．Ihavebeenlookingforajobforthreemonths.5．IhavebeenwritinglettersallthiseveningandI'vejustfinishedthem.6．Youhaven'tbeendoingyourhomeworkthosedays.【歸納用法】一、意義現(xiàn)在完成進(jìn)行時表示動作從過去某一時間開始，一直持續(xù)到現(xiàn)在，可能還要繼續(xù)進(jìn)行下去。二、構(gòu)成肯定形式：have/has＋beendoing(第三人稱單數(shù)用has，其他人稱用have)Ihavebeenwaitingforyou.我一直在等你。否定形式：have/has＋not＋beendoingHehasn'tbeenusingthecarforthelasttwomonths.過去兩個月他一直沒用車。三、用法1．表示動作從過去某時開始一直持續(xù)到說話時還在進(jìn)行，或可能還要繼續(xù)下去。通常和“for＋時間段”或“since＋時間點(diǎn)(或從句)”的時間狀語連用。Ithasbeensnowingforthreehours.雪已經(jīng)下了三個小時了。(從過去某一時間開始下雪，強(qiáng)調(diào)到現(xiàn)在還在下)2．表示不久前剛剛結(jié)束的動作。這種意義通常根據(jù)上下文來判斷。Hereyesarered.It'sobviousthatshehasbeencryingforalongtime.她的眼睛紅紅的，顯然哭了很長時間。3．強(qiáng)調(diào)動作延續(xù)時間的長久或帶感情色彩。Shehasalwaysbeenworkinghard.她工作一直很努力。4．表示這段時間反復(fù)發(fā)生的事情。IhavebeenvisitingsomecitiesofChinathismonth.這個月我一直在參觀中國的一些城市。[名師點(diǎn)津]不能用于進(jìn)行時的動詞如表示心理活動、屬性擁有、表象感官、行為結(jié)果的動詞不用于現(xiàn)在完成進(jìn)行時。我已經(jīng)感冒兩周了。Ihavebeenhavingacoldfortwoweeks. (×)Ihavehadacoldfortwoweeks. (√)[即學(xué)即練]單句語法填空①Theyhavebeenbuilding(build)thebridgefortwomonths.②Hehasbeenplaying(play)basketballsincehewasten.Ⅰ.單句語法填空1．TheChinesegovernmenthasbeendoing(do)researchintovaccine(疫苗)againstAfricanSwineFeverformonths，recentlymanyhavereceivedthefirstdoses.2．Thedollarhasbeenclimbing(climb)steadilyallweek.3．Ihavebeenwaiting(wait)foranhourandahalf.4．Sheisverytired.Shehasbeenworking(work)allmorning.5．Jimhasbeenphoning(phone)Jennyeverynightforthepastweek.6．Theyhavebeenbuilding(build)thebridgefortwomonths.7．Thetelephonehasbeenringing(ring)intheofficeallthemorning.8．Inthepastfewyears，hehasbeendealing(deal)withafewinternationalpanies.9．Sheistired.Shehasbeentyping(type)lettersalltheafternoon.10．Hehaswritten(write)aletterthismorningandsentittohisfriend.Ⅱ.短文語法填空Mywishis1.togo(go)toakeyuniversity.I2.havebeenstudying(study)formanyyears.ButIampoor3.inEnglishsinceIwenttojuniorschool.MyEnglishteachertoldmetoinsist4.onlisteningandwriting.I5.havebeenlearning(learn)Englisheverymorningtoimproveit.BecauseI6.havewasted(waste)alotoftime，itwashardtocatchupwithotherstudents.After7.going(go)tohighschool，I8.havebeenstaying(stay)uplateintothenightand9.havebeengetting(get)upearlyinthemornin