根据汉语提示完成句子。
1. They ________ (升旗) and ________ (唱歌) on Flag Day.
2. Can you tell me ________ (更多关于中国的节日)?
3. The Mid-Autumn Festival is ________ (我父亲最喜欢的节日).
4. On Thanksgiving Day we often have ________ (一顿丰盛的家庭晚餐).
5. They are ________ (观看一场盛大的足球比赛) on TV.