Упражнение 8 Rewrite the sentences in the passive form if possible.

Упражнение 8 Rewrite the sentences in the passive form if possible. Use the example.
Example:
The Celts settled in Wales in 500 BC.
Wales was settled by the Celts in 500 .
1.The Celts settled in Wales in 500 BC.
2.The ancient Greeks built the Acropolis.
3.A group of archaeologists found a dinosaurs skeleton.
4.I visited Rome in 2002.
5.The aboriginals of Hawaii killed James Cook in 1779.
6.Форд made his first car in 1896.
7.Lewis Carroll wrote Alice in Wonderland in 1865.