TheSilkRoadisthenameofdifferentroadsthatlongagoconnecte...
問題詳情:TheSilkRoadisthenameofdifferentroadsthatlongagoconnectedEurope,AfricaandAsia.Peoplereachedthesedifferentplacesalongtheseroads.ScientistsbelievepeoplebegantotraveltheSilkRoadabout3000yearsago.B...