Verb to be negative and interrogative form

She is my mother. (negative form)

Emma and Simon are happy. (Interrogative form)

The ruler is blue. (negative form)

The boys are from Argentina. (interrogative form)

We are thirteen years old. (negative form)

You are tall. (interrogative form)

The pencil is red. (negative form)

It is sunny today. (interrogative form)

She is a teacher. (negative form)

The girls are in the bedroom. (interrogative form)