根据短文内容，从短文后的选项（A、B、C、D、E和F）中选出能填人空白处的最佳选项，选项中有一项为多余选项。
On Christmas Eve—the night before Christmas Day—children all over Britain put a stocking at the end of their beds before they go to sleep．
  He gets to the top of each house and climbs down the chimney into the fireplace．He fills each of the stockings with Christmas presents．
In Jim and Kate's house, “Father Christmas” is really Mr．Green．Mr．Green doesn’t climb down the chimney． Then he quietly goes into their bedrooms and fills their stockings with small presents．When they were very young, Mr．Green sometimes wore a red coat．But he doesn't do that now．The children are no longer young, and they know who “Father Christmas ‘really is．

A．Of course, Father Christmas isn’t real．

B．But they still put their stockings at the end of their beds．

C．Their parents usually tell them that Father Christmas will come during the night．

D．Father Christmas is very kind and wise．

E． He waits until the children are asleep．
F． We often say “Merry Christmas” to each other．