Поставьте преложения во множественном числе is the pupil at the window it is deer, it is a bad fork, that man is an actor my pen is in my pocket, this child’s foot is sore, is your ring on the table or in the box

The pupils are at the windows.

They are deer.

They are bad forks.

Those men are actors.

My pens are in my pockets.

These children's feet are sore.

Are your rings on the tables or in the boxes?