1. I don't have a bookshelf in my bedroom.
⇒ There isn't any bookshelf in my bedroom.
2. I have a sink, a fridge, a cooker, and a cupboard in our kitchen.
⇒ There are a sink, a fridge, a cooker, and a cupboard in our kitchen.
3. The notebook is on the book.
⇒ The book is under the notebook.
4. The dog is in front of the microwave.
⇒ The microwave is behind the dog.
5. My favorite room in the house is the living room.
⇒ I like the living room most.