The key answer of exercise 3

Join the sentences. Which relative clauses are defining and which are non-defining?

1. Alfred Hitchcock was a film director. He made over fifty films.
2. Mark phoned me today. His father is shooting the advertisement.
3. That is a shop. They sell autographed memorabilia there.
4. I met a girl last night. Her mother is a well-known actress.
5. My mum gave me her wedding dress. It belonged to her mother.
6. Emily invited me to a private concert. Her mum is a singer.
7. Brad Pitt is a philanthropist. He starred in Ocean's Eleven.
8. That's the restaurant. All the dishes are named after actors.