Teoria:
Kun kerrotaan että joku asia tai esine ei ole jossain, lisätään lauseeseen not.
There is not (isn't) (a cat, a book, a table).
There are not (aren't) (many cats, books, tables).
Esimerkki:
![shutterstock_439437361.jpg](http://resources.cdn.yaclass.fi/529b12fa-5d19-47e1-a12d-0bfba4083044/shutterstock_439437361-w300.jpg)
There is not a cat in the room.
There isn't a cat in the room.
![shutterstock_388578202.jpg](http://resources.cdn.yaclass.fi/ccf22692-f13e-4c06-889d-82dd2de67622/shutterstock_388578202-w300.jpg)
There are not children in the classroom.
There aren't children in the classroom.