ThegreatestwonderofthenaturalworldWhenIarriveditwasearlymorninganditwasraining.Igotoutofthecarwentthroughagateandwalkedalongapath.Intheeasttheskywasbecominglightbutbesidethepathitwas

Thegreatestwonderofthenaturalworld

WhenIarriveditwasearlymorninganditwasraining.Igotoutofthecarwentthroughagateandwalkedalongapath.Intheeasttheskywasbecominglightbutbesidethepathitwasstillverydark.Iknewitwastherebuttherewasnothingtosee.

Afteraboutakilometerastrangerappearedinfrontofme.“AmIgoingtherightway?”Iasked.HeknewwhereIwasgoing.“Yes”hereplied.“you’llgetthereinfiveminutes.”FinallyIcametosomerocksandstopped.Ilookedcarefullyoverthembutitwasstilltoodarktoseeanything.

Suddenlythecloudsclearedandtherainstopped.Thesunrosebehindmeandbeyondtherocks.Isawthatthegroundfellawayanddowntoariverfarbelowme.IwasontheedgeoftheGrandCanyon(大峡谷)oneofthewondersofthenaturalworld.

IlookeddowntotheColoradoRiverabout2kilometersbelowme.Ifyouputthreetallestbuildingsintheworldatthebottomofthecanyontheystillwon’treachthetop.ThenIlookedacrosstotheothersideofthecanyon.Howfarisit?It’s20kilometersmaybemore.FinallyIlookedtomyleftandtomyrightandonbothsidesofthecanyondisappearedintothedistance…over400kilometerslong.TheGrandCanyonisnotjustbig.It’shuge!

Thatmorningontheedgeofthecanyon.Iaskedmyselfaquestion.It’snot“Howdeepisit?”or“Howwideisit?”or“Howlongisit?”but“IstheGrandCanyonthegreatestwonderanywhereinthenaturalworld?”Iknowtheanswer.Butwhatdoyouthink?

71.Thepassagemaycomefrom____________________.

　A.aguidebookB.agrammarbookC.adiary　D.adictionary　

72.Thewriterwasfacingtothe___________ontheedgeoftheGrandCanyon.

　A.west　B.north　C.east　D.south

73.ThewriteraskedhimselfaquestionabouttheGrandCanyon“_____________”

　A.Howdeepisit?B.Howwideisit?　

C.Howlongisit?D.Isitthegreatestwonder?

74.Accordingtothepassagewhichsentenceisnotright?

　A.TheGrandCanyonistallerthanthreetallestbuildingsintheworld.

　B.TheGrandCanyonismuchlongerthan400kilometers.

　C.TheColoradoRiverwasabout2kilometersbelowthewriter.

　D.ThewriterthinkstheColoradoRiveristhegreatestwonderofnat