新编大学英语 外教社we learn book 4 unit 4

Whichofthefollowingcannotbelearnedfromthefirstparagraph?Therearefourtypesoffuelintheworld.Conservationcanmaketheenvironmentproblemslessserious.Theenvironmenthasmuchtodowithenergyproduction.Nuclearpowerstationisharmfultotheenvironment.答案：AConservation .isapplicableonlyintheuseofenergyisapplicableinallaspectsofenergygenerationhasagreatroletoplayinenergyconversionshouldbeproperlyapplied答案：BPresentmethodsofelectricitygeneration .isnotefficientenoughduetoalackofadvancedtheoriesisnotefficientenoughduetothelowqualitiesoffossilfuelsisalmostasefficientasitcanbebothAandB答案：CEnergyconservationhasabrightfuturein .miningprocessingtherecycleofequipmenttheusesofenergy答案：DAsfarastheenvironmentalproblemsareconcerned,theauthorwoulddisagreethat .wewillhavetochangeourwayoflifesavingistheultimatemeansforsolvingenvironmentalproblemsaslongastherearepowerstations,thereareenvironmentalproblemstheenergyavailablecannotallowustoconsumeenergyaswearedoingnow答案：BWecanlearnfromthefirstparagraphthat .hydroelectricityiscleanenergy,withoutanyenvironmentalproblemshydrogenfuelcanhardlybeasignificantalternativetofossilfuelnuclearpowerisnottotallysafeatpresenttheproductionofhydrogenfuelinNorthAmericaisdeclining答案：BHydrogenisnowconsidereda"carrier"ofenergybecause .theenergyinhydrogenistransformedfromotherformsofenergyduringtheprocessofhydrogenproductionsomeenergyislostitcanbeeasilyturnedintootherformsofenergyitcarriespowerfulenergy答案：ATheextractionofoilfromdeepseais .asproductiveasthatonthelandmoreefficientthanthatonthelandenvironmentallylesssensitiveoneofthewaysoutoftheinsufficientoilsupplies答案：DWhatisthemainpointofthesecondparagraph?Theextractionofoilonlandisnotsufficientforworld'sneedforoil.Thegrowingpopulationandmoreenergybeingconsumedinsomedevelopingcountriesarebigpressuresonoilsupplies.TheUSAconsumestoomuchenergy.Thewarningthattheworldwillrunoutoilinthenearfutureisnotgroundless.答案：DNegawattpowerisadopted .toincreaseenergygeneratingcapacitytoincreaseenergygeneratingefficiencytoencouragetheenergy-useefficiencytoencouragemoreenergytrading答案：CWhenthelittlegirlwastwoyearsoldhermotherdiedinatrafficaccident.Andtwoyearslaterherfatherdied.Shewassounfortunatethateverybodyfelt11)happenedtoher.

GoverwhathadJMakingthiskindofelaboratemodelrequires12) skillandcraftsmanshipJDAMr.LuXun13) majoredinmedicineinJapan,butlaterheswitchedtoliterature.DABIreallydon’tknowwhattodoinsucha(n)14)BYouneedn’tworryaboutit.Itis15)

situation.amatteroftime.CItishighly16) thatanewpresidentbeappointedtothiscollege.CEIThiscaseisnotreally17)correspondingcases.EIFThoseexplosionsmusthavebeen18)anything.FH19Theyoungmanishighly19)profitablecompanyofhisown.HTheroomwassopoorly20)operateonthepatient.答案：G、J、D、A、B、C、E、I、F、H

.Let’smoveontothenextchaptertofindmoretoourdeparture,becausewedidn’thearforhehassuccessfullyestablishedasmallbutbycandlesthatthesurgeonfounditimpossibletoThenewlyfoundedsystemwouldletthepeoplehavetherightstoelector theirleaders.employdismissmotivateShewas alwayslateforworksothatherbossfinallydecidedtolayheroff.vigorouslyultimatelypractically答案：CChinesewerethefirstto paperfromwoodinthehistoryofhumancivilization.cultivatestimulateilluminatemanufacture答案：DMyFrenchisn’t interpretingthePresident’sspeechintoChinese.uptoupagainstuptodateintheleast答案：AMillionsofnationalheroeshave theirlivesforthefreedomandhappinessofthepeople.devoteddedicatedsacrificedinvolved答案：CHe thegirlswhotrytogetintouchwithhimbecausehethinkstheyareonlyworshippinghismoney.blameschargesaccuses答案：DHaveyoueverthoughtabouttheprogramcarefully?Doyouthinkitis ?workableintrusivemanualsubsequent答案：AOurEnglishteacherplacesgreatemphasis theimportanceofspeakingEoa