Bonjour j'ai un exercice d'anglais à faire pour demain

b. Réécris les phrases en utilisant ago.

1. William the Conqueror built the White Tower in 1087.
2. Robert Peel started the first police force in 1829.
3. Big Ben first rang in 1859
4. The first motor taxi cab appeared in London in 1897.
5. The first phone box appeared in 1903.
6. The first red double-decker bus arrived in 1956.
7. The London Eye opened in 2000.​