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1. A globe is a ball which has a map of the world on it.
2. Ms Jane, whom you talked with yesterday, will be our English teacher next semester. 
3. Do you know the new student whose name I can't remember?
4. We are talking to Vietnam which has a population of million people.
5. I should phone the man whose car I borrowed yesterday.
6. I'm staying with Henry whose father works in a bank.
7. The man whom I told you about works in the hospital.
8. We are visiting the children whose parents died in the storm.
9. I told you about the man who is my new neighbor.
10. We know a lot of people who live in London.
11. We know her grandparents who live in London.
12. We met some people whose car had broken down.