TheGreatWallofChinaoneofthegreatestwondersoftheworldwasenlistedintheWorldHeritagebytheUNESCOin1987.JustlikeagiganticdragontheGreatWallwindsupanddownacrossdesertsgrasslandsandmountainsstretchingabout6700kilometersfromeasttowestofChina.Withahistoryofmorethan2000yearssomepartsoftheGreatWallarenowinruinsorevenentirelydisappeared.Howeveritisstilloneofthemostappealingattractionsaroundtheworld.

NoonecantellforsurewhenthebuildingoftheGreatWallwasstartedbutitispopularlybelievedthatitoriginatedasamilitaryfortification(要塞)againstintrusionbytribesonthebordersduringtheearlierZhouDynasty.LateintheSpringandAutumnPeriodsomestatesextendedthedefenceworktopreventtheattacksfromotherstates.

ItwasnotuntiltheQinDynastythattheseparatewallswereconnectedtoformadefensivesystembyEmperorQinShiHuang.Aftertheemperorunifiedthecountryin214BCheorderedtheconstructionofthewall.IttookabouttenyearstofinishandthewallstretchedfromGansuProvincetoJilinProvince.Thewallnotonlyservedasadefenceinthenorthbutalsosymbolizedthepoweroftheemperor.

Furtherconstructionalsoexperiencedseveraldynasties.ThepresentGreatWallinBeijingismainlyremainsfromtheMingDynasty.TodaytheGreatWallhasbecomeamust-seeforeveryvisitortoChina.Fewcanhelpsaying“Wow”whentheystandontopofabeacontowerandlookatthisgiantdragon.IthasbecomeanationalprideofChinesepeople.

Theunderlinedword“appealing”probablymeans“______”.

A.huge B.attractive C.ordinary D.moving

IntheQinDynasty______.

A.theconstructionoftheGreatWallwasfinishedin204BC

B.theemperorwantedtoinvadeotherminorstates

C.thedefensivesystemoftheGreatWallwasseparated

D.theGreatWallbeganitswayfromJilinProvince

AccordingtothepassagetheGreatWall_______.

A.isfromthewesttotheeast

B.isaslongas6700miles

C.wasbuiltinseveraldynasties

D.wasbegunintheQinDynasties

Thebesttitleforthepassageprobablyis_______.

A.HistoryoftheGreatWall

B.CultureoftheG