3 sentences

1. 这是一座三进的老宅子。

   zhè shì yī zuò sān jìn de lǎo zhái​zi.

   This is an old house with three courtyards.

   Source: Dong Chinese Dictionary

2. 她在这个大宅子里当女仆。

   tā zài zhè gè dà zhái​zi lǐ dāng nǚ​pú.

   She works as a maid in this mansion.

   Source: Dong Chinese Dictionary

3. 那个荒废多年的老宅子总是显得阴森森的。

   nà gè huāng​fèi duō nián de lǎo zhái​zi zǒng​shì xiǎn​de yīn​sēn​sēn de.

   That old house, abandoned for years, always feels eerie.

   Source: Dong Chinese Dictionary