2 sentences

1. 每年清明，人们都会回乡扫墓祭祖。

   měi nián Qīng​míng, rén​men dōu huì huí​xiāng sǎo​mù jì​zǔ.

   Every year during the Qingming Festival, people return to their hometowns to sweep tombs and worship their ancestors.

   Source: Dong Chinese Dictionary

2. 整个家族的族人都聚在一起参加祭祖仪式。

   zhěng gè jiā​zú de zú​rén dōu jù zài​yī​qǐ cān​jiā jì​zǔ yí​shì.

   The entire clan gathered together to participate in the ancestor worship ceremony.

   Source: Dong Chinese Dictionary