The utility company sent a notice to every household about the new billing schedule.

公用事業公司寄了通知給每一戶，說明新的帳單時程。

Our survey shows that most households now shop for groceries online at least weekly.

我們的調查顯示，大多數家庭現在每週至少在網路上買一次日用品。

Each household in the building may register up to two vehicles for the parking garage.

大樓裡每一戶最多可登記兩輛車使用停車場。