Answer (EN)
- 1. This house is quite old. It was built (build) over 100 years ago.
Translation (RU)
- 1. Этот дом довольно старый. Он был построен (build) более 100 лет назад.
Brief Explanation: The passive voice 'was built' is used because the house is the object of the action (building) and it happened in the past.