Choose the corect options and rewrite the sentences. Add commas where necessary. Which relative propnoun(s) can be omitted?
1. My dad who/whose loves tennis taught me to play
2. My best friend who/whose birthday is on the same day as mine is three hours older than me.
3. Remember that week whne/which we were doing our exams? It was really hot
4. She found a flatmate which/that she can trust
5. The city of Ankara where/which is the capital of Turkey is in Asia.