Complete the sentences using possessive 's or s'.

1. Jan lives in a small flat. Jan's flat is small. 2. Tanya and Nina are sisters. Nina is Tanya's sister. 3. Mike has got a black bag. Mike's bag is black. 4. Naomi Calder is an American English teacher. Naomi's English teacher is American. 5. Nick has got an old car. Nick's car is old.