4 sentences

1. 大年初二，家里的人都要回娘家。

   dà​nián chū'èr, jiā​lǐ de rén dōu yào huí niáng​jiā.

   On the second day of the Lunar New Year, married women return to their parents' homes.

   Source: Dong Chinese Dictionary

2. 大年初一，家家户户都要张贴春联。

   dà​nián chū​yī, jiā​jiā​hù​hù dōu yào zhāng​tiē chūn​lián.

   On the first day of the Lunar New Year, every household puts up Spring Festival couplets.

   Source: Dong Chinese Dictionary

3. 全家人聚在一起，欢欢喜喜过大年。

   quán jiā​rén jù zài yī​qǐ, huān​huān​xǐ​xǐ guò dà​nián.

   The whole family gathers together to celebrate the Lunar New Year joyfully.

   Source: Dong Chinese Dictionary

4. 大年初一，我们全家去给爷爷奶奶拜年。

   dà​nián chū​yī, wǒ​men quán​jiā qù gěi yé​ye nǎi​nai bài​nián.

   On the first day of the Lunar New Year, our whole family went to pay New Year greetings to my grandparents.

   Source: Dong Chinese Dictionary