Change the following sentences into Interrogative forms :
1. Ravi went to a shop.
2. The teachers are displeased with him.
3. He came late yesterday.
4. He bought this book last year.
5. Delhi is the capital of India.
6. The dog laid on the grass.
7. She left her purse on the table.
8. He went out for hunting.
9. He bought some eggs.
10. I explained everything to him.
