Rewrite the following phrases using possessive nouns: The bag of the teacher, The toys of the child, The books of Rahul, The car of my uncle, The feathers of the bird.

Here are the phrases rewritten using possessive nouns:

1. The bag of the teacher $\rightarrow$ The teacher's bag
2. The toys of the child $\rightarrow$ The child's toys
3. The books of Rahul $\rightarrow$ Rahul's books
4. The car of my uncle $\rightarrow$ My uncle's car
5. The feathers of the bird $\rightarrow$ The bird's feathers