Поставьте глаголы, данные в скобках, в требуемую по смыслу видо-временную форму. В разделе Б обратите внимание на особенности пассивных конструкций. Переведите предложения на русский язык
А
1. Changing of the Guard (has attracted /attracted) visitors' attention for many years.
2. You (visit / will visit) the Tower if you go to London.
3. My friend (is trying / tries) to see all tourist attractions on the first day of his trip.
4. The United Kingdom (is / will be) still a monarchy.

Б
1. Britain (had / has) always been considered a sea power.
2. Oscar Wild's mother (was / has been) known as a writer.
3. Some English castles (will be / were) built more than six centuries ago.