Помогите.
Собственно задание:
In some of these sentences, it would be more natural to use - 's or - ' . Change the underlined parts where necessary. If everything is all right, write OK.
1. Is this the umrella of your friend?
2. Do we still have the newspaper of yesterday?
3. The garden of our neighbours are very nice.
4. What's the name of the woman who lives next door?