...chair ...
There is a chair next to the desk.
...computer ...
There is a computer on the desk.
...bag...
There is a bag under the desk.
...books ...
There are (two) books on the desk.
...cat ...
There is a cat on the bed.
...lamp ...
There is a lamp on the desk.
...clock ...
There is a clock next to the window.
...wardrobe ...
There is a wardrobe next to the desk.
...desk...
There is a desk next ot the window.