最新新世纪研究生英语教程综合英语第四版北京理工大学出版社unit127811TestATestB课后答案.docx

最新新世纪研究生英语教程综合英语第四版北京理工大学出版社unit127811TestATestB课后答案.docx

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最新新世纪研究生英语教程综合英语第四版北京理工大学出版社unit127811TestATestB课后答案

Unit1FreeFalling

1.Whatisthemainsubjectintroducedinparagraphone?

Itisthedescriptionoftheeffectofsayingfarewelltohisparents,friendsandfolksontheauthor.

2.Howisthestoryorganized?

Thestoryischronologicallyorganized（followingthetimesequenceinwhichtheeventunfoldeditself）.

3.HowdidWeckerlyfeelbeforethedayofhisdeparture?

Hefelteagerandexcitedtowaitforthedaytocome.

4.Howdidhismoodchangewhenthedayhadreallycome?

Attheverybeginninghebecamesentimentalaboutsayinggood-byetomanypeoplearoundhim.Facingtherealityofbecomingindependent,hebegantofeelafraidanduncertain.

5.Whatdoyouthinkabouttheendingofthestory?

Itisveryimpressive.Weckerlyendsthestorywithametaphorwhichcatchestheessenceoftheparticularmomentaccurately.Hecompareshimselftoarookieskydiverpreparingforhisfirstplunge,whichleadstopossibleoutcomes:

sheerexcitementoreventualdeath.Thelastsentence"Hecloseshiseyes,takesadeepbreath,andjumps"symbolizesthefactthatfromthatdayontheauthorjumpsintothefutureofbeingindependentnomatterhowlongandcomplicatedtheroadtoitis.

Whatistheeffectofsayingfarewellandactualleavingontheauthor?

Whomdidtheauthorliketosaygood-byeto?

Whatwastheauthor'smoodlikebeforethedayofdepartureandafter?

Howdidhismother'smoodchangeduringhisbrunchwithher?

Whatwasthesignificanceoftheparticulardaytotheauthor?

SuggestedSummary

Thetimeofsayinggood-byeandactualleavingmakesagreatimpactontheauthor,whichisfullydemonstratedintheopeningsentence.Hegivesageneraldescriptionofhowhefeelsonthatparticularday,duringwhichhisownmoodchangesfromsheerexcitementfortheprospectofbecomingindependentandfreetofearanduncertaintytoamixtureofboth.ByhisbrunchingwithMomandsayinggood-byetoher,hemakesaverysmoothdepictionofthechangeofhismother'smoodfrombeingchattyandcheerfulatthebeginningtobeingquiet,evensomberasthefinalmomentcomes.Tobringthestorytoitsclimax,theauthorendsthestorywithasymbolicdescription.Hecompareshimselftoarookieskydiverpreparingforhisfirstplungethatleadstopossibleoutcomes:

sheerexcitementoreventualdeath.Nomatterwhatwillhappen,hecloseshiseyes,takesadeepbreathandjumpsintothefuture.

Unit2TheNewEconomicsofOil

1.Whywon'toilpricesriseatalloverthelongtime?

Firstly,becauseproducersneedthecashfromoiltoomuchtolettheirsupplybeinterruptedforlong.Secondly,andmoreimportant,becausedemandgrowthcan'tpushpricesupwardaslongasitisbalancedbysupplygrowth.

2.Whycan'tthemembersoftheOPECraiseoilprices?

Becauseiftheydo,non-OPECsourceswillgrabmarketsharebydevelopingfieldswheretechnologyhasmadeproductionaffordable.

3.Whyhavemostmajorscuttheircostsonoil?

Becausetechnologyletsthecompaniesmaintainhealthyearningsatsteadilyloweroilprices.

4.Whotakesaleadintheoilcompanies?

Thosethatmastertechnologyandefficiency,suchasShell,Exxon,andBritishPetroleum.

Shouldweworryabouttheoilprice?

Whatisthemainreasonforoilpricetofall?

IsRainwater'shigh-pricetheoryright?

Whatinfluencesoilindustryprofitsmost?

Howwillloweroilpriceinfluencetheworldeconomy?

SuggestedSummary

Thearticleaimsatestablishingtheideathatoilpricewillnotriseevenasdemandsoars.Tobeginwith,theauthorshowstheincreasingconsumptionofoilaroundtheworldandtheimpactoftechnologyonoilindustry.Bygivingseveralexamples,hedrawstheconclusionthattheneedforcashanddependenceontechnologyleadstothefactthatoilpriceswillevenfall.Furthermore,technologicalupdating,slashingthecostsoffinding,producing,andrefiningoil,isalsoareasontosupporttheauthor'spoint.Thereisevidencethattechnologyletstheworldcompaniesmaintainhealthyearningsatloweroilprices.Inconclusion,cheapoilacceleratestheworldeconomy,andadownsidepricescenarioisincreasinglylikely.

1.Inthefirstyearofpeace,Lebanon'sGDPsoaredbyalmost40%.（C）

A.flewB.hoveredC.increasedD.decreased

2.SAIC'spreviousskirmisheswithinvestigatorshadattractedlittleattention.（D）

A.conflictsB.strugglesC.skatesD.arguments

3.Theboygrabbedholdofmybaganddisappearedquicklyintothecrowd.（C）

A.seizedB.snappedC.snatchedD.sneaked

4.AlthoughChicagohasfaredbetterthansomecities,unemploymentremainsaproblem.（A）

A.gotonB.chargedC.offeredjobsD.providedwelfare

5.Thedwarfsweredevastated,becausetheycouldnotfigureout