This heptagon-shaped object is very unique, isn't it?

His art is really unique.

He is not at all lazy.

Even if you are rich, you cannot buy everything.

This book is very interesting.

This objet d'art is a very expensive piece of art.

This object is very beautiful.

At the airport, drug dogs are sniffing passengers' luggage.

Please calculate the area of this rectangle.

His language is vulgar, and I don't like it.