2024秋高中英語Unit4GlobalwarmingSectionⅠWarmingUpReading學案含解析新人教版選修6

PAGEUnit4Globalwarming全球變暖早已成為不爭的事實，并且有加劇的趨勢。那么這會對北極地區(qū)造成什么樣的影響呢？Anearlyice-freeArcticOceaninsummermayhappenthreetimessoonerthanscientistshaveassessed.NewresearchsaystheArcticmightlosemostofitsicecoverinsummerinasfewas30yearsinsteadoftheendofthecentury.TheamountoftheArcticOceancoveredbyiceattheendofsummerbythencouldbeonlyaboutonemillionsquarekilometres.That'scomparedwithtoday'siceextent(范圍)of4.6millionsquarekilometres—somuchmoreopenwatercouldbeaboonforshippingandforextracting(開采)mineralsandoilfromtheseabed,butitraisesthequestionofecosystemchange.WhiletheIntergovernmentalPanelonClimateChangein2007assessedwhatmighthappenintheArcticinthefuturebasedonresultsfrommorethanadozenglobalclimatemodels,tworesearcherssaidthatdramaticdropsintheextentoficeattheendofsummerin2007and2008calledforadifferentapproach.Outofthe23modelsnowavailable,thenewpredictionsarebasedonthesixmostsuitedforassessingseaice,accordingtoMuyinWang,auniversityofWashingtonclimatescientist,andJamesOverland,anoceanographer.WangandOverlandsoughtmodelsthatbestmatchedwhathasactuallyhappenedinrecentyears,because,“ifamodelcan'tdotoday'sconditionswell,howcanyoutrustitsfuturepredictions？”Wangsays.“Inrecentyearsthecombinationofunusualwarmtemperaturesfromnaturalcausesandtheglobalwarmingsignalshasworkedtogethertoprovideanearliersummerseaicelossthanpredictedwhenscientistsconsideredtheeffectsfromhuman-causedcarbondioxidealone.”saysOverland.Scientistsdon'texpecttheArctictobetotallyice-free,figuringthaticestillwillbefoundalongnorthernCanadaandGreenlandwherepowerfulwindssweepingacrosstheArcticOceanforceicelayerstoslideontopofeachother,makingforaverythickicecover.依據(jù)短文內(nèi)容，回答下列問題。1．Theresearchers'assessmentisbasedonthe_results_from_more_than_a_dozen_global_climate_models.2．Theunderlinedword“boon”inthesecondparagraphprobablymeans“advantage/benefit/strength”．3．TherewillbeaverythickicecoverinnorthernCanada.Theprobablereasonisthatpowerful_winds_sweeping_across_the_Arctic_Ocean_force_ice_layers_to_slide_on_top_of_each_other,_making_for_a_very_thick_ice_cover.4．Theauthorwritesthispassagetotellreadersthe_new_research_about_the_Arctic_sea_ice.Unit4GlobalwarmingSectionⅠWarmingUpReadingⅠ.重點單詞1．graphn．圖表；坐標圖；曲線圖2．perprep.每；每一3．datan．資料；數(shù)據(jù)4．trendn．趨勢；傾向；走向5．mildadj.溫順的；溫順的；淡的6．randomadj.胡亂的；隨意的7．rangen．種類；范圍8．glancevi.看一下；掃視n．一瞥9．subscribevi.同意；捐贈；訂閱vt.簽署(文件)；捐助10．phenomenonn．現(xiàn)象→phenomena(pl.)11．opposevt.反對；抗拒→opposedadj.反對的；對立的12．consequencen．結(jié)果；后果；影響→consequentadj.作為結(jié)果的；隨之發(fā)生的→consequentlyadv.結(jié)果13．steadyadj.平穩(wěn)的；持續(xù)的；穩(wěn)固的→steadilyadv.平均地；持續(xù)地14．quantityn．量；數(shù)量→qualityn．質(zhì)量15．statevt.陳述；說明→statementn．聲明；闡述16．tendv．趨向；易于；照看→tendencyn．傾向17．consumevt.消費；消耗；耗盡；吃完→consumern．消費者→consumptionn．消費Ⅱ.核心短語1．subscribe_to同意；訂閱2．come_about發(fā)生；造成3．quantities_of大量的4．go_up漲價；上漲5．resultin導(dǎo)致6．evenif/though即使7．keepon接著8．compare...to/with與……相比Ⅲ.經(jīng)典句式1．Thatprobablydoesnotseemmuchtoyouorme,butitisarapidincreasewhen_compared_toothernaturalchanges.這個數(shù)值對你我來說可能是無所謂的，但是跟其他自然改變相比較而言，這卻是一種快速的增長。2．There_is_no_doubt_thattheearthisbecomingwarmer(seeGraph1)andthatit_is_human_activity_thathascausedthisglobalwarmingrather_thanarandombutnaturalphenomenon.毫無疑問，地球正在變暖(見曲線圖1)，而地球變暖正是人類活動導(dǎo)致的，并非一種隨意的自然現(xiàn)象。3．Withoutthe“greenhouseeffect”，theearthwould_beaboutthirty-threedegreesCelsiuscoolerthanitis.假如沒有這種“溫室效應(yīng)”，地球的溫度將比現(xiàn)在的溫度還要低33攝氏度左右。4．Theyalsoagreethatit_istheburningofmoreandmorefossilfuelsthat_has_resulted_inthisincreaseincarbondioxide.他們還贊同下述觀點：正是燃燒越來越多的化石燃料才導(dǎo)致了二氧化碳的增加。5．Even_if_we_start_reducing_the_amountofcarbondioxideandothergreen-housegases,theclimateisgoingtokeeponwarmingfordecadesorcenturies.即使我們起先削減二氧化碳和其他溫室氣體的含量，在(將來)幾十年或幾個世紀內(nèi)，氣候仍會持續(xù)變暖。1.圖片記單詞2．構(gòu)詞法記單詞①consume(v.)＋-er(名詞后綴)→consumern.state(v.)＋-ment(名詞后綴)→statementn.②steady(adj.)＋-ly(副詞后綴)→steadilyadv.課文預(yù)讀地球在變暖——但是這會帶來什么影響嗎？在20世紀期間，地球溫度大約上升了1華氏度。這個數(shù)值對你我來說很可能是無所謂的，但是跟其他自然改變相比較而言，這卻是一種快速的增長。那么，這種溫度的增長是怎么產(chǎn)生的呢？會產(chǎn)生什么影響嗎？“關(guān)愛地球”組織的索菲·阿姆斯特朗就在探究這些問題。毫無疑問，地球在變暖(見曲線圖一)，而全球變暖正是人類活動導(dǎo)致的，并非一種隨意的自然現(xiàn)象。課文理解TaskOne：FastReadingⅠ.Thetextmainlytellsusthe_earth_is_becoming_warmer_and_whether_it_matters.答案：1.B2.C3.A4.DTaskTwo：CarefulReadingⅠ.Readthetextandthenchoosethebestanswers.1．Whofoundouttheamountofcarbondioxideintheatmospherefrom1957to1997?A．DrJaniceFoster. B．CharlesKeeling.C．GeorgeHambley. D．SophieArmstrong.答案：B2．Theauthorprobablyagreesthat________.A．a(chǎn)lotremainstobefoundoutabouttheeffectsofglobalwarmingB．weshoulddonothingabouttheglobalwarmingC．catastropheswillhappeniftheglobekeepsonwarmingD．a(chǎn)ctuallyglobalwarmingisgoodforhumanbeings答案：A3．WhichofthefollowingstatementsisTRUE?A．Naturalgasisagreenhousegas.B．Wearesureoftheeffectsofglobalwarmingnow.C．Carbondioxideisabyproductofburningfossilfuels.D．DrJaniceFosterbelievesthatglobalwarmingwilldogoodratherthanharmtotheearth.答案：C4．Thisarticleisfrom________.A．a(chǎn)storyB．a(chǎn)diaryC．a(chǎn)novelD．a(chǎn)nenvironmentalmagazine答案：DⅡ.Readthetextandthenanswerthefollowingquestions.1．What'sthecauseofglobalwarmingaccordingtothescientists?The_burning_of_fossil_fuels_like_coal,_natural_gas_and_oil.2．Whatisthemostimportantpartofgreenhousegases?Carbon_dioxide.3．What'sDrFoster'sattitudetowardstheriseoftheearth'stemperature?Dr_Foster_thinks_the_rise_of_the_earth's_temperature_will_lead_to_a_catastrophe.4．Weshoulddonothingaboutglobalwarming,doyouthinkso?Why?(within30words)I_don't_think_so,_because_global_warming_may_cause_the_sea_level_to_rise,_severe_storms,_floods,_droughts_and_many_other_serious_problems.TaskThree：Micro-writingScientistsbelievethatthereisnodoubt__1__“greenhouseeffect”beginswhenweaddhuge__2__(quantity)ofextracarbondioxideintoatmospherebyburningfossilfuels.The__3__(increase)amountofcarbondioxideiscausingtheglobaltemperaturetogoup,whichisnota__4__(nature)phenomenon.Scientistsalsoagreethattheburningofmoreandmorefossilfuelshasresulted__5__thisincreaseincarbondioxide.Ontheonehand,DrFosterthinksthatanincreaseoffivedegreeswouldbeacatastrophe.Onthe__6__hand,somescientists,likeGeorgeHambley,predictthatanywarmingwillbemildwithfewbad__7__(environment)consequences.Hambleystatesthatmorecarbondioxidewillmakeplants__8__(grow)quicker;cropswillproducemore;itwillencourageagreaterrange__9__animals,allofwhichwillmakelifeforhumanbeings__10__(good)．1．that2.quantities3.increasing4.natural5.in6．other7.environmental8.grow9.of10.better1eq\a\vs4\al(randomadj.胡亂的，隨意的n.隨意)(教材P26)．..hascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.……已經(jīng)導(dǎo)致了這種全球變暖(現(xiàn)象)，這種現(xiàn)象并非一種隨意的自然現(xiàn)象。(1)atrandom隨意地，隨機地(2)onpurpose有意地，有目的地byaccident＝bychance意外地，偶然地bymistake錯誤地，由于差錯[即學即用](1)Thislistisarrangedinarandomorder.這份名單是按隨機依次排列的。(2)Shetookabookofftheshelfatrandom.她隨意地從書架上拿了一本書。(3)By_chance/accident,_IsawaflightofwildgeeseheadsouthforthewinterwhileIwashiking.當我遠足時，我偶然看到一群大雁南飛過冬去了。(4)Theluckyfanwillbepickedoutat_randomtoperformwiththesingerduringtheparty.在聚會進行期間，幸運的歌迷將會被隨機選擇出來與這位歌手一起表演。2eq\a\vs4\al(quantityn.量，數(shù)量)(教材P26)Theproblembeginswhenweaddhugequantitiesofextracarbondioxideintotheatmosphere.當我們在大氣層中增加了大量的額外的二氧化碳時，問題就來了。inquantity在數(shù)量上；大量地inlargequantities大量地(常修飾動詞)quantitiesof/aquantityof大量的[歸納拓展](1)(large/huge)quantitiesof和alargequantityof后都可接可數(shù)名詞復(fù)數(shù)或不行數(shù)名詞。(2)“quantitiesof＋名詞”后面的謂語動詞常用復(fù)數(shù)形式；“alargequantityof＋名詞”后面的謂語動詞常用單數(shù)形式。[即學即用](1)Itwasabadyearforfilms,intermsofbothquantityandquality.今年的電影無論從數(shù)量上還是質(zhì)量上都說不上好。(2)ThecountryimportscottoninlargequantitiesfromAustraliaeveryyear.那個國家每年從澳大利亞進口大量棉花。(3)Asaresultofdestroyingtheforests,alargequantityofdeserthascoveredtheland.由于破壞了森林，大片的沙漠覆蓋了陸地。(4)Withmoreforestsbeingdestroyed,hugequantitiesofgoodsoilare_being_washed_awayeachyear.隨著越來越多的森林被破壞，每年都會有大量的優(yōu)質(zhì)土壤被沖走。(5)語法填空①Alargequantityofairconditionershas_been_sold(sell)sincethesummercame.②Largequantitiesofwaterhave_been_polluted(pollute)recently,sothelakesmellsterrible.3eq\a\vs4\al(tendvi.趨向；易于；照看vt.照看；護理)(教材P26)Itmeansthatmoreheatenergytendstobetrappedintheatmospherecausingtheglobaltemperaturetogoup.這意味著更多的熱量被困在大氣層中，從而引起全球溫度上升。(1)tendtodosth.易于/往往會做某事tendto/towardssth.有……的趨勢；傾向于……tend(to)sb./sth.照料；照管某人/某事(2)tendencyn.傾向；趨勢haveatendencytodosth.有做某事的傾向[即學即用](1)Theolderwomentendtobelieveinstrangerseasily.老婦人更簡單信任生疏人。(2)AteamofmedicalworkersweresenttotendthesurvivorsofWenchuanEarthquake.一組醫(yī)護人員被派去照料汶川地震的生還者。(3)NowadayspeoplehaveagrowingtendencytoshopontheInternet.→Nowadaysthere_is_a_growing_tendencyforpeopletoshopontheInternet.如今人們網(wǎng)上購物有增加的趨勢。(4)語法填空①Plantstendto_die(die)inhotweatherifyoudon'twaterthem.②Thecooperationhasbecomethetendency(tend)ofeconomicdevelopmentintheworld.4eq\a\vs4\al(opposevt.反對；抗拒；與某人較量)(教材P27)Ontheotherhand,therearethose,likeGeorgeHambley,whoareopposedtothisviewandbelievethatweshouldnotworryabouthighlevelsofcarbondioxideintheair.而另一方面，還有一些人，像科學家喬治·漢布利，反對這種觀點，他們認為我們不必擔憂空氣中高含量的二氧化碳。(1)opposesth./doingsth.反對(做)某事opposesb./sb.'sdoingsth.反對某人做某事(2)opposedadj.相反的；對立的beopposedto＝objectto反對……；與……對立(3)oppositeadj.相反的；對立的beoppositeto在……的對面；與……相反[即學即用](1)Allthememberspresentopposed/wereopposedtotheplanbitterly.在場的全部成員都劇烈反對這項安排。(2)Atfirsthewasopposedtotheidea,butlaterhecamearound.起先他反對這個想法，但是后來同意了。(3)Themotheropposedherdaughtergoingtherealone.這位母親反對她女兒一個人去那兒。(4)語法填空①Maryisstronglyopposedtogoing(go)shoppingonSundaybecausethestreetsarefullofpeople.②Theresultwasquiteoppositetowhatwehadexpected.③Sheremainedbitterlyopposed(oppose)totheideaofmovingabroad.5eq\a\vs4\al(consequencen.后果，結(jié)果，影響)(教材P27)Theypredictthatanywarmingwillbemildwithfewbadenvironmentalconsequences.他們預(yù)言說，變暖的狀況不會很嚴峻，對環(huán)境的影響也不會太壞。(1)asaconsequence/result＝inconsequence因此；結(jié)果asaconsequence/resultof＝inconsequenceof是……的原因(2)consequentadj.作為結(jié)果的；隨之發(fā)生的consequentlyadv.結(jié)果[即學即用](1)Thecitywasinruinsnowinconsequenceof/asaconsequenceofasevereearthquake.由于嚴峻的地震，這座城市變成了廢墟。(2)Shewasovertheagelimitand,inconsequence,herapplicationwasrejected.她超過了限定年齡，因此，她的申請被拒絕了。(3)語法填空①Consequently(consequence),sheunderstooditandbecameinterestedinChinesetraditionalculture.②Asaconsequenceofhumanactivitieslikecuttingdownbamboos,thepandasarelackingoffoodsource.6eq\a\vs4\al(rangen.范圍v.排列，使成行)(教材P27)Itwillmakeplantsgrowquicker;cropswillproducemore;itwillencourageagreaterrangeofanimals—allofwhichwillmakelifeforhumanbeingsbetter.它(二氧化碳含量的增加)會使植物長得更快；農(nóng)作物產(chǎn)量更高；還會促進動物種類的增多——全部這些都將改善人類生活。(1)awiderangeof各種各樣的；大范圍的in/withintherangeof在……范圍內(nèi)outof/beyondone'srange實力達不到/超過……范圍(2)rangefrom...to...(＝rangebetween...and...)從……到……之間改變[即學即用](1)Thistouristattractionoffersa(wide)rangeofactivitiesforthetourists.這個旅游景點為游客們供應(yīng)了各種各樣的活動。(2)Thetemperatureinthegreenhouserangesbetween30and40degreescentigrade.溫室里的溫度在30到40攝氏度之間。(3)Thepriceofthecarrangesfrom20,000dollarsto30,000dollars,whichisbeyondhisrange.這種車的價格從2萬美元到3萬美元不等，這超出了他的購買實力。(4)語法填空①Hehasavarietyofinterests,ranging(range)fromhikingtodiving.②Thereareavarietyofanimalsranging(range)fromrabbitstotigersinpark,includingararespeciesofmonkey.7eq\a\vs4\al(glancevi.看一下；掃視；粗略地看一下n.一瞥)(教材P27)Glancequicklyatthemagazinearticleandanswerthequestions.快速閱讀一下雜志上的這篇文章并回答問題。(1)glanceat/over/through匆忙瞥一眼glancearound/about環(huán)顧……(2)give/takeaglanceat對……匆忙一瞥ataglance(只)看一眼at(the)firstglance乍一看，乍看起來，第一眼……[易錯辨析]glance,stare與glareglance掃視，匆忙地看(強調(diào)動作快)stare注視，盯著看(強調(diào)精力的專注)glare怒視(強調(diào)心情)[即學即用](1)Heonlyhadtimetoglanceatthenewspapersbeforebreakfast.他只來得及在早餐前閱讀一下報紙。(2)Atfirstglancetheplanseemedunworkable.乍一看此安排似乎不行行。(3)Shejustglancedattheenvelopeandrecognizedherboyfriend'shandwriting.她僅瞥了一眼那個信封，便認出是她男摯友的筆跡。(4)用glance/glare/stare的適當形式填空①Hewalkedandglancedathiswatchnowandthen.②Theyglaredateachotheracrossthetableafterthequarrel.③Itisbadmannerstostareatstrangersinthepublic.8eq\a\vs4\al(steadyadj.平衡的，穩(wěn)固的，持續(xù)的)(教材P27)Theriseincarbondioxideiscausingasteadyincreaseinglobalwarming.二氧化碳排放量的增加導(dǎo)致了全球變暖的平穩(wěn)上升。steadinessn．穩(wěn)定，穩(wěn)固steadilyadv.平穩(wěn)地，持續(xù)地，穩(wěn)固地[即學即用](1)Shehasmadesteadyprogressthisyear.今年她不斷地取得進步。(2)Keepthecamerasteadywhileyoutakeapicture.照相時要把相機拿穩(wěn)。(3)Thereisa_steady_increaseinthepriceofthehouses.房屋價格持續(xù)走高。(4)Weweredrivingata_steady_speedof50mphonthewaytomyhometown.在去我家鄉(xiāng)的路上我們始終以50英里的時速行駛。1eq\a\vs4\al(comeabout發(fā)生；產(chǎn)生)(教材P26)Sohowhasthiscomeaboutanddoesitmatter?那么，這種溫度的增長是怎么產(chǎn)生的呢？會產(chǎn)生什么影響呢？comeout出來，出現(xiàn)；(芽)生出來；(花)開；出版，發(fā)行comeon跟著來，跟上來；[口]得啦；快點cometo總計，達到；歸納為comeacross被理解；(偶然)遇見，遇到comeup走近；長出；被提出；(問題或困難)出現(xiàn)comeupwith想出cometooneself復(fù)原知覺[易錯警示]comeabout,happen,takeplace,occur和breakout都表示“發(fā)生”，都是不及物動詞(短語)，不行用于被動語態(tài)。[即學即用](1)Canyoutellmehowtheaccidentcameabout?你能告知我事故是怎樣發(fā)生的嗎？(2)HowdidthedifferencesbetweenAmericanEnglishandBritishEnglishcomeabout?美式英語和英式英語之間的差別是怎樣產(chǎn)生的？(3)Whenitcomestoeducation,themajorityofpeoplebelievethatitisalifetimestudy.談及教化的時候，大多數(shù)人認為教化是一個終生的學習。(4)用come相關(guān)短語的適當形式填空①Howdiditcome_aboutthatthemanisdismissed?②Thequestionofwageincreasescame_upattheboardmeeting.③Whilecleaningtheatticyesterday,Icame_acrossanoldphotographofmymother.④Shecame_up_withanewsuggestiontosolvetheproblem.2eq\a\vs4\al(subscribeto同意，贊同；訂購)(教材P26)Allscientistssubscribetotheviewthat...全部的科學家都贊同這種觀點……(1)subscribe...to...(＝donate...to...)向……捐贈……(2)subscriptionn.訂閱數(shù)；捐贈款[即學即用](1)I'vepersonallyneversubscribedtotheviewthateithersexissuperiortotheother.我個人從來都不同意性別有優(yōu)劣之分的觀點。(2)Manypeoplehavesubscribedmuchmoneytotheeducationfund.很多人向那個教化基金捐了很多錢。(3)Ifyousubscribetothemagazinefortwelvemonthsyou'llreceiveafreelimited-editionT-shirt.假如你訂閱12個月的雜志，可免費獲得一件限量發(fā)行的T恤衫。(4)語法填空①Noonebutmadpeoplewouldsubscribetosuchviews.②Itisthefirsttimethattheschoollibraryhas_subscribed(subscribe)toNewsweekthisyear.3eq\a\vs4\al(goup上升；增長；升起)(教材P26)Itmeansthatmoreheatenergytendstobetrappedintheatmospherecausingtheglobaltemperaturetogoup.這意味著更多的熱量有被困在大氣層中的傾向，從而引起全球溫度上升。goupby上升了(多大幅度)goupto上升到godown下沉；下降；著陸goaround傳播；傳播goover復(fù)習；查閱；視察；查看goagainst反對；違反；不利于gothrough經(jīng)驗；經(jīng)受；遭遇goby走過；(時間)消逝；過去goinfor從事；酷愛；參與[名師點津]短語goup＝rise“上升”，godown＝fall“下降”，相當于不及物動詞，都無被動語態(tài)。goup/down作“沿著”講時，相當于及物動詞。[即學即用](1)Doyouthinkthehousepriceswillkeepgoingupintheyearstocome?你覺得房價在將來幾年會始終上漲嗎？(2)Pricesaregoingupallthetime;itseemstheywillnevergodown.物價總是上漲，看來恒久也不會下跌。(3)用go相關(guān)短語的適當形式填空①Lilywent_againsthermother'swisheswhenshemarriedTony.②Theteacherwent_overthetestpapersandanalysedthestudents'mistakes.③Mygrandfatherhadgone_throughalongillnessbeforehebreathedhislast.④Thetemperatureisgoing_up;_willthesnowmelt?4eq\a\vs4\al(resultin導(dǎo)致)(教材P26)Theyalsoagreethatitistheburningofmoreandmorefossilfuelsthathasresultedinthisincreaseincarbondioxide.他們還贊同下述觀點：正是越來越多燃燒的化石燃料導(dǎo)致了二氧化碳的增加。(1)resultin(＝leadto)結(jié)果，致使，導(dǎo)致(in的賓語是結(jié)果)resultfrom起因于，由于，由……引起(from的賓語是起因)(2)asaresult結(jié)果，因此asa/theresultof作為……的結(jié)果[即學即用](1)Carelessdrivingresultedinthetrafficaccident.→Thetrafficaccidentresultedfromcarelessdriving.開車不謹慎導(dǎo)致了這起交通事故。(2)Hewaslatefortheconferenceasaresultoftheheavysnow.→Itsnowedheavily,asaresult,hewaslatefortheconference.由于這場大雪，他開會遲到了。(3)Helikesmakingfunofothers,which_often_results_inquarrellingandfighting.他喜愛取笑別人，這常導(dǎo)致吵嘴和打架的發(fā)生。(4)用result相關(guān)短語的適當形式填空①Sicknessoftenresults_fromeatingtoomuch.②Stressandtirednessoftenresult_inalackofconcentration.③Allsingerskepttogether.As_a_result,_theirperformancewassuccessful.④As_a_result_ofyourcarelessness,thewholeprojectshouldbeputoffatleastonemonth.5eq\a\vs4\al(keepon接著)(教材P27)Evenifwestartreducingtheamountofcarbondioxideandothergreenhousegases,theclimateisgoingtokeeponwarmingfordecadesorcenturies.即使我們起先削減二氧化碳和其他溫室氣體的含量，在(將來)幾十年或幾個世紀內(nèi)，氣候仍會持續(xù)變暖。keepondoingsth.＝continue/goondoingsth.接著做某事keepsb.doingsth.讓某人始終做某事keepsb.fromdoingsth.阻擋某人做某事[即學即用](1)Keeponpractisingandyouwillsoongeteverythingright.接著練習，很快一切都會好的。(2)Keepontillyougettothepostofficeandthenturnright.始終往前走，到了郵局再往右拐。(3)Hewaswetthroughwithsweat,buthekeptonworking.他衣服都被汗?jié)裢噶?，但還始終堅持工作。(4)語法填空①Theteacherkepthimfromspending(spend)toomuchtimesurfingtheInternet.②I'msorrytohavekeptyouwaiting(wait)forsolong.eq\o(\s\up7(1),\s\do5())Thereisnodoubtthattheearthisbecomingwarmerandthatitishumanactivitythathascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.毫無疑問，地球在變暖。而全球變暖正是人類活動導(dǎo)致的，并非一種隨意的自然現(xiàn)象。(1)Thereisnodoubtthat...“毫無疑問……”，名詞doubt用在否定句中，that引導(dǎo)同位語從句；當doubt用在確定句中時，后面接whether引導(dǎo)的同位語從句，留意不行以用if替換whether。①Thereisnodoubtthathewillwinthematch.毫無疑問他會贏得這場競賽。②Thereissomedoubtwhetherhecanwinthefirstprize.他是否能贏得一等獎還有些疑問。(2)及物動詞doubt后接名詞、代詞或賓語從句。在否定句和疑問句中，doubt后面接that引導(dǎo)的賓語從句；在確定句中，doubt后面一般接whether或if引導(dǎo)的賓語從句。③Idoubtwhether/ifthenewonewillbeanybetter.我不敢確定這個新的是否會好些。④Ineverdoubtedthatshewouldcome.我從未懷疑過她會來。eq\o(\s\up7(2),\s\do5())Evenifwestartreducingtheamountofcarbondioxideandothergreenhousegases,theclimateisgoingtokeeponwarmingfordecadesorcenturies.即使我們起先削減二氧化碳和其他溫室氣體的含量，在(將來)幾十年或幾個世紀內(nèi)，氣候仍會持續(xù)變暖。evenif相當于eventhough引導(dǎo)讓步狀語從句，意為“