I left the blue English book on the desk with a pen and a bunch of keys at home. The English book is on the desk and the pen is black. In the drawer, the key may be on the dressing table.
The Blue English book I put on my desk, as well as the pen and a bunch of keys I left at home. The English book is on the desk. The pen is black. It's in the drawer. The key may be on the dresser.