How do you say

The whole family gathered for a Sunday feast, and everyone was in high spirits.

..in Chinese?

周日家庭聚餐,大家都很开心。

zhōu rì jiā tíng jù cān , dà jiā dōu hěn kāi xīn 。

How do you say "It took me two weeks by train to get to Tibet" in Chinese?