1. It is my sister............ birthday next week

Of

's

In

At

2. Whose car is this ? It is my friend.........car

His

's

Is

Its

3. The ............nurseries became messy

Childrens

Children's

Childrens'

Children

4. Women............shops are crowded

's

Is

s'

Its

5. We are caring for people............civil rights

Is

's

Its

s'

6. This is ............ hotel . It is beautiful

My uncle's

My uncles'

My uncles

Mine uncle