2 sentences

1. 过年的时候，家家户户都放鞭炮。

   guò​nián de shí​hou, jiā​jiā​hù​hù dōu fàng biān​pào.

   During the New Year, every household sets off firecrackers.

   Source: Dong Chinese Dictionary

2. 正月初一这一天，家家户户都要放鞭炮庆贺。

   zhēng yuè chū​yī zhè yī tiān, jiā​jiā​hù​hù dōu yào fàng biān​pào qìng​hè.

   On the first day of the first lunar month, every household sets off firecrackers to celebrate.

   Source: Dong Chinese Dictionary