What's on your desk?

There's a pencil on my desk.

There's an eraser on my desk.

1.  There's a pen on my desk.

2.  There's a book on my desk.

3.  There's an eraser on my desk.

4.  There's a ruler on my desk.

What's on your desk?

There are pencils on my desk.

There are erasers on my desk.

1.  There are pens on my desk.

2.  There are books on my desk.

3.  There are erasers on my desk.

4.  There are rulers on my desk.