TheGreatWallofChina,oneofthegreatestwondersoftheworld,w...
问题详情：TheGreatWallofChina,oneofthegreatestwondersoftheworld,wasenlistedintheWorldHeritagebytheUNESCOin1987.Justlikeagiganticdragon,theGreatWallwindsupanddownacrossdeserts,grasslandsandmountains,stre...