Make up the sentences using the past perfect.
My mother/ think/ about/it.
Our family/build/ our/ own house.
The brother/ buy/already/a new car.
The children/wash/their clothes.
This man/work/ in the office/ for many years.

My mother had thought about itOur family had built our own houseThe brother had already bought a new carThe children had washed their clothesThis man had worked in the office for many years