Halloween's origins dated back to the ancient Celtic _1_
Festival of Samhain (pronouncing sow-in)．The Celts, who _2_
Lived 2,000 years ago in the area that is now Ireland, United _3_
Kingdom, and northern France, celebrated its new year on November 1．This day marked the end of summer and the harvest and the beginning of the dark, cold winter, a time of year that was often associated with human death．Celts believed that at the night before the new year, the boundary _4_
between the worlds of the live and the dead became blurred．_5_
On the night of October 31, they celebrated Samhain, it was _6_
Believed that the ghosts of the dead returned to earth．In addition to causing trouble and damaging crops, Celts thought that the presence of the otherworldly spirits made easier for _7_
the Druids, or Celtic priests, to make predictions about the future．For a people entirely dependent on the volatile natural world, these prophecies were an important on the volatile natural world, these prophecies were an important source of comfort and direction during the long, dark winter.
To commemorate the event, Druids built huge sacred bonfires, which the people gathered to burn crops and animals _8_
as sacrifices to the Celtic deities．During the celebration, the Celts wore costumes, typically consisting of animal heads and skins, and skins, and attempted to assume each other's fortunes．When the _9_
celebration was over, they lit their hearth fires, which they had _10_
extinguished earlier that evening, from the sacred bonfire to help protect them during the coming winter.