house air bill

例句：

1. 1. Shehas lived in the same house for over20 years.
   她在这个房子里住了超过20年。
2. 2. The house was builtin the 19th century.
   这所房子建于19世纪。
3. 3. Hemoved into a new house last month.
   他上个月搬进了一所新房子。