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操纵_______是改变旋翼拉力大小的主要手段。

A、桨距杆
B、脚蹬
C、驾驶杆
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正确答案:

A

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Questions11to15arebasedonthefollowingpassage:

Thecowboyistheheroofmanymovies,.Heis,eventoday,asymbolofcourageandadventure.Butwhatwasthelifeofthecowboyreallylike?

Thecowboy’sjobisclearfromthewordcowboy.Cowboyweremenwhotookcareofcowsandothercattle.ThecattlewereintheWestandinTexas.PeopleinthecitiesoftheEastwantedbeefthesecattle.Trainscouldtakethecattleeast.Butfirstthecattlehadtogettothetrains.Partofthecowboy’sjobwastotakethecattlehundredsofmilestotherailroadtown.Thetripswerecalledcattledrivers.Acattledriveusuallytookseveralmonths.Cowboysrodeforsixteenhoursaday.Becausetheyrodesomuch,eachcowboybroughtalongabouteighthorses.Acowboychangedhorsesseveraltimeseachday.

Thecowboyshadtomakesurethatcattlearrivedsafely.Beforestartingonadrive,thecowboysbrandedthecattle.Theyburnedamarkonthecattletoshowwhotheybelongedto.Butthesemarksdidn’tstoprustlers,orcattlethieves.Cowboyshadtoprotectthecattlefromrustlers.Rustlersmadethedangeroustripevenmoredangerous.

Eventhoughtheirworkwasverydifficultanddangerous,cowboysdidnotearnmuchmoney.Theywerepaidbadly.Yetcowboyslikedtheirwayoflife.Theylivedinawildandopencountry.Theylivedalifeofadventureandfreedom.

11.Acowboyisasymbolof.

A.courageandadventureB.ahardlifeandbigpay

C.moviesinthepastD.cowsandothercattle

12.Thecowboys’jobwas.

A.tobeaheroinreallifeB.tobeaheroofthemovie

C.totakecareofcattleD.tobeadangerousrustler

13.Duringacattledriver,cowboystookagroupofcowsfromawildandopencountryto.

A.theWeststatesandTexasB.thecitiesoftheEastStates

C.thepeoplewhoeatbeefincitiesD.therailroadtownshundredmilesaway

14.Ontheirwayofcattledrivers,thecowboysprotectedthecattleby.

A.burningamarkontheircowsB.keepinganeyeoncattlethieves

C.makingthetripmoredangerousD.lookingaftereightcowseachperson

15.Cowboysenjoyedthemselvesbecause.

A.theylikedtheirwayoflifeB.theymadealotofmoney

C.theyhadavarydifficultjobD.theywereheroesinmovies

Thecompositionscontainedsofewerrorsthattheteachergotthestudents_____oneanother’spapers.

Directions:

Inthissection,youwillheartwopassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionsmwillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA,B,CandD.ThenmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecentre.PassageOneQuestions9to12arebasedonthepassageyouhavejustheard.

9、A.Sheescapedunhurt.

B.Shewitnessedtheshooting.

C.Shewasshottodeath.

D.Shewas15yearsold.

10、A.5.B.7.C.11.D.12.

11、A.Spear'sdigitalcamera.

B.Onesuspect'sgun.

C.Thequeen'svideo.

D.Berry'spurse.

12、A.Civiliansshouldkeepawayfromthebusinesszone.

B.Everybodyshouldthinkabouthowtofightagainstcrimes.

C.Governmentshouldscheduletonegotiatewithterrorists.

D.Peopleshouldemigratebecauseofdomestichighcrimerate.PassageTwo

Questions13to15arebasedonthepassageyouhavejustheard.

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D.Risinginterestrates.

14、A.Increasinginterestrate.

B.Decreasingfinancialproducts.

C.Buyingsubstantialsecurities.

D.Expandingfinancialbusiness.

15、A.Frackingcaninfluencetheburningoffossilfuels.

B.Theuseoffrackingwilldoharmtoenvironment.

C.Frackingtechnologyisasafepracticeinindustry.

D.Theuseoffrackingisbeneficialtopeople'shealth.

Time_____,thecelebrationwillbeheldasscheduled.

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Questions1to5arebasedonthefollowingpassage:

InWashingtonD.C.,1600PennsylvaniaAvenueisaveryspecialaddress.ItistheaddressoftheWhiteHouse,thehomeofthepresidentoftheUnitedStates.

OriginallytheWhiteHousewasgrayandwascalledthePresidentialPalace.Itwasbuiltfrom1792to1800.atthistime,thecityofWashingtonitselfwasbeingbuilt;itwastobethenation’snewcapitalcity.GeorgeWashington,thefirstpresident,andPierreCharlesL’Enfant,aFrenchengineer,chosetheplaceforthenewcity.L’Enfantthenplannedtheycity.Thepresident’shomewasanimportantpartoftheplan.

Acontestwasheldtopickadesignforthepresident’shome.AnarchitectnamedJamesHobanwon.Hedesignedalargethree-storyhouseofgraystone.

PresidentWashingtonneverlivedinthePresidentPalace.ThefirstpresidenttolivetherewasJohnAdams,thesecondpresidentoftheUnitedStates,andhiswifeMrs.Adamsdidnotreallylikehewnewhouse.Inherletters,sheoftencomplainedaboutthecold.Fiftyfireplaceswerenotenoughtokeepthehousewarm!

In1812theUnitedStatesandBritainwenttowar.In1814theBritishinvadedWashington.Theuburnedmanybuildings,includingthePresidentialPalace.

AfterthewarJamesHoban,theoriginalarchitect,partiallyrebuiltthepresident’shomes.Tocoverthemarksofthefire,thebuildingwaspaintedwhite.BeforelongitbecameknownastheWhiteHouse.

TheWhiteHouseisoneofthemostpopulartouristattractionsintheUnitedStates.Everyyearmorethan1.5millionvisitorsgothroughthefiveroomsthatareopentothepublic.

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A.becauseaFrenchengineerwasinvitedtodesignit

B.becausePresidentGeorgeWashingtonlikedtoliveinit

C.becausetheBritishinvaderslivedinitin1812-1814

D.becauseitwastobethenation’scapitalcity

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A.paintedgrayandwhiteB.madeofgraystone

C.madeofwhitestoneD.madeverywarminwinter

3.Thepresident’shomeandthecityofWashingtonwere.

A.builtbytheAmericanarmyB.builtbytheBritishtroops

C.plannedbyGeorgeWashingtonD.plannedbytheFrench

4.Theoriginalhomeofthepresidentneededtoberebuilt.

A.becauseJohnAdam’swifedidnotlikeit

B.becauseitwascoldinwinterevenwith50fireplaces

C.becauseithadburneddownduringthewar

D.becauseGeorgeWashingtonwasnotwillingtoliveinit

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A.coverthemarksoffireB.attracttouristfromFrance

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