I don't have my book.
You can use my book.
I don't have my ruler.
You can use my ruler.
I don't have my eraser.
You can use my eraser.
I don't have my pen.
You can use my pen.
I don't have my notebook.
You can use my notebook.
I don't have my scissors.
You can use my scissors.
I don't have my pencil.
You can use my pencil.
I don't have my glue.
You can use my glue.