Make sentences as in the example.

This is a camera.-Это камера. These are books.-Это книги. These are helmets.-Это шлемы. These are stamps.-Это марки. This is a guitar.-Это гитара. This is a cap.-Это кепка. This is a doll.-Это кукла. This is a mug.-Это кружка. These are coins.-Это монеты. These are trainers.-Это кроссовки.