pink
They aren't pink.
a lion
It isn't a lion.
happy
He isn't happy.
a dancer
She is a dancer.
a giraffe
It is a giraffe.
a teacher
He is a teacher.
rulers
They aren't rulers.
a dog
It is a dog.
a table
It isn't a table.
students
They are students.
a policeman
He isn't a policeman.
sad
He is sad.
yellow
They are yellow.
three years old
It isn't three years old.
a chair
It is a chair.
teachers
They aren't teachers.
pencils
They are pencils.
one year old
It is one year old.
a cat
It isn't a cat.
a doctor
She isn't a doctor.