全新版大学英语unit2课后练习-答案VIP免费

Vocabulary1.1)expansion2)automated3)vapor4)takecontrolof5)hazards6)satellite7)vibrated8)magnetic9)bunched10)intheair11)got/wasstuckin12)approximately2.1)sendout2)standupfor3)passfor4）wereclosinginon5)startingup6)wentthrough7)fillout8)fallinto3.1)Thenewcardesignincorporatesallthelatestsafetyfeatures.2)Tosuspendourhammock,weneedtofindtwotreestenfeetapart.3)Jasonfacesupto10yearsinprisonforofferingbriberymoneytotheUSnavyofficialresponsibleforawardinglucrativecontractstohisconstructionfirm.4)Manufacturersusuallybeginbybuildingtheprototypeofanewmodelbeforetheysetupafactorytomakethecars.5)Medicalevidenceshowsthatsmokingandlungcancerarecorrelatedinallracialgroups.4.1)theapplication,remote,hasturnedintoareality,arepoisedto2)thatvibrate,candetect,frequency3)lanes,aremountedin,alerta,hazardII.WordFormationClippedWordskilokilogrammemomemorandumgymgymnasiumlibliberationdocdoctorvetveterinarianpreppreparatoryautoautomobilefluinfluenzaBlendsMedicaremedicalcareemailelectronicmailcomsatcommunicationssatellitenewscastnewsbroadcastskyjackskyhijackEurodollarEuropeandollarbrunchbreakfastandlunchtelecasttelevisionbroadcastOxbridgeOxfordandCambridgeIII.Usage1.swimmingpool2.drawingboard3.enrichedMiddleEnglish4.disturbingchange5.fullydevelopedprototype6.Cannedfoods7.workingpopulation8.puzzlingdifferencesComprehensiveExercisesI.Cloze(A)1)computerized2)startup3)bepoisedto4)alert5)hazards6)monotonous7)takecontrolof8)steer9)lane10)decrease11)calculate12)eliminate13)gettingstuckin14)mounted15)detect16)vapor(B)l)generates2)related3)revolutionized4)enabled5)opportunities6)overall7)manufacturing8)dependent9)interact10)fatalitiesII.Translation1.1)Therewasanunusualquietnessintheair,exceptforthesoundofartilleryinthedistance.2)TheexpansionofurbanareasinsomeAfricancountrieshasbeencausingasignificantfallinlivingstandardsandanincreaseinsocialproblems.3)Theresearchshowsthatatmosphericcarbondioxidelevelsarecloselycorrelatedwithglobaltemperatures.4)Thefrequencyofthebusservicehadbeenimprovedfrom15to12minuterecently.5）Thediverstoodonthestageofthedivingboard,poisedtojumpatthesignalfromthecoach.2.Automobileshave,sincetheirinvention,revolutionizedtransportation,changingforeverthewaypeoplelive,travel,anddobusiness.Ontheotherhand,theyhavebroughthazards,especiallyhighwayfatalities.However,todaytheapplicationofcomputertechnologyandelectronicsensorsindesigningmakesitpossibletoeliminatemostoftrafficaccidents.Forexample,electronicsensorsmountedinyourcarcandetectalcoholvaporintheairandrefusetostartuptheengine.Theycanalsomonitorroadconditionsbyreceivingradiosignalssentoutfromorbitingsatellitesandgreatlyreduceyourchancesofgettingstuckintrafficjams.