2019高考英语一轮复习练习题Unit3Ahealthylife含解析新人教版选修6

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1、Ahealthylife一、阅读理解GreycloudsmoveaslowassmokeoverthetreetopsatLoloPass.Thegroundiswhite.ThedayisJune10.IthasbeensnowingforthepastfourdaysintheBitterrootMountains.WayneFairchildisgettingworriedaboutourtrekovertheLoloTrail-95milesfromLoloMontanatoWeippeinIdaho,acrosstheroughestcountryintheWest.Lewi

2、sandClarkwerenearlydefeated200yearsagobysnowstormsontheLolo.TodayFairchildisnervouslycheckingtheweatherreports.Hehasagreedtotakemeacrossthetoughest,middlesectionofthetrail.WhenLewisclimbedontopofLemhiPass,140milessouthofMissoula,onAug.12,1805,hewasastonishedbywhatwasinfrontofhim;＂highmountaincha

3、insstilltotheWestofuswiththeirtopspartiallycoveredwithsnow.＂NobodyinwhatwasthentheUSknewtheRockyMountainsexisted,withpeakstwiceashighasanythingintheAppalachiansbackEast.Todaytheirpathwaythroughthosemountainsholdsmoreattractionthananyothergroundoverwhichtheytraveled,foritsrawwildernessisanevidenc

4、etothecharacteroftwocultures:theexplorerswhobraveditshardshipsandtheNativeAmericanswhoprizeandconservethepathasasacred(神圣的)gift.ItremainstodaythesameconditionaswhenLewisandClarkwalkedit.TheLoloispassableonlyfromJulytomid-September.Ourluckisholdingwiththeweather,althoughthesnowkeepsgettingdeeper.

5、AsweclimbtoIndianPostOffice,thehighestpointonthetrailat7,033ft,wehavecovered13milesinsoftsnow,andwehardlyhaveenoughenergytomakedinner.Afteramealofchicken,Isitonarockontopoftheridge(山脊）.Thereisnolightvisibleinanydirection,notevenanothercampfire.Forfourdayswedonotseeanotherhumanbeing.Weareoccupied

6、withthethingsthatmixfearwithjoy.InourimaginationwehavefinallycaughtupwithLewisandClark.1.Welearnfromthetextthatbefore1805.A.TheRockyMountainswerewhollycoveredwithsnowB.therewerenopeoplelivinginthewesternpartofAmericaC.noAmericansknewoftheexistenceoftheRockyMountainsD.theAppalachianswerethewester

7、nfrontieroftheUnitedStates2.WelearnfromthetextthattheLoloPass.A.haschangedalotsince1805B.isthemeetingpointofthreeculturesC.remainsmuchthesameasitwas200yearsagoD.nowattractsalargenumberoftouriststovisit3.Judgingfromthetext,Le