1. Where are the pencils? They're on the desk/
2. Where's the rubber? They's in the pencil case.
3. Where's the pencil case? They's on the desk.
4. Where's the homework? They's in the work books.
5. Where are the books? They ara under my desk.
6. Where's the pencil sharpener? They's in my bag.
7. Where are the pens? They are on my desk.