Join the sentences using a non-defining relative clause. Make any necessary changes.

1 Ted is my friend. His mum is my mum's colleague.
Ted, whose mum is my mum's colleague, is my friend.
2 Edinburgh is a beautiful city. My father was born there.
3 My next-door neighbours are really friendly. Theyused to live in Canada.
4 That was the final match of the season. It was our best season ever.
5 Freddie Mercury is my favourite singer. His songs are all-time classics.