Mid-autumn Day is a Chinese traditional festivel,On this day,the moon will be the biggest of a year and the members of a family will get together .They eat moon cakes on this day.Moon cakes are small cakes with nuts ,eggs or sugar inside.They're very delicious.This year ,we Chinese will have three days off.The day becomes a real festivel.Sadly,because of the typhoon,some people can't see the bright moon.