WelcometoGrandCanyonNationalPark!TheGrandCanyonisfamousasawonderofthenaturalworldandit　1　is.HerearesometipsforenjoyingtheGrandCanyon.

●　2　onthepaths.Don’tstandontheedgeofthecliff(悬崖)forabetter　3　.Wesawpeopledoingthis!Don’trunaroundindangerousareas.

●Bringenough　4　.TheGrandCanyonhasaverydryclimateespeciallyinsummer.Youwilldrink　5　thanyoucanpossiblyimagine(想象).

●Weartherightshoes.　6　you’regoingtowalkanydistanceontheRimTrailyou’dbetterwearclosed-toe(不露趾的)shoes.

●Weather.DuringJulyandAuguststormscan　7　.

TheSouthRimisopenallyearroundandinwinterandearlyspringbringmoreclothestostay　8　.

●Don’tfeedtheanimals.Someanimalsherearereallylovelyandtheyarenot　9　humans(人类)butdon’tfeedthem.Someanimalscanbiteifyougettooclose.Humanfoodisbadformanyoftheanimals.　10　maydie!Solettheanimalsfeedthemselves.

()1.A.hardlyB.already

C.reallyD.almost

()2.A.JumpB.Stay

C.WorkD.Dance

()3.A.lifeB.reason

C.lookD.trip

()4.A.waterB.food

C.clothesD.money

()5.A.morecarefullyB.more

C.moreslowlyD.better

()6.A.AlthoughB.So

C.BecauseD.If

()7.A.comeupB.takeoff

C.goawayD.lookout

()8.A.awakeB.warm

C.happyD.safe

()9.A.afraidofB.interestedin

C.angrywithD.proudof

()10.A.YouB.It

C.WeD.They