TheGreatWallisthelongest3._____intheworld.Ithasa 4._____ ofovertwothousand5._____.
Itwasverydifficult 6._____7._____ suchagreatwallintheoldtimes.Itismorethan7,000
kilometres8._____ ,7metreshighand5metres 9._____. 10._____Someplaces,itis 11._____
enoughforfivehorsesortenmen 12._____ 13._____ sidebysidealongthetop.
Todayithasbecomeaplaceof14._____noonlytoChinesepeople,butalsotopeople
15._____ 16._____ theworld.AllChineseare17._____ofit.
Ihopeyou'llhaveagoodtime18._____theGreatWall.
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