Помогите пожалуйста решить задание

Positive:

She is in my class.
They are in my office.
I am from Spain.
He is a good teacher.
The book is here.
The class is big.
The books are on my desk.
It is my pen.
Tony is a student.
I am a girl.
You are from England.
He is my friend.
Sally is my sister.
We are Spanish.
They are students.
The dog is black.

Negative:

She is not in my class.
They are not in my office.
I am not from Spain.
He is not a good teacher.
The book is not here.
The class is not big.
The books are not on my desk.
It is not my pen.
Tony is not a student.
I am not a girl.
You are not from England.
He is not my friend.
Sally is not my sister.
We are not Spanish.
They are not students.
The dog is not black.

Question:

Is she in my class?
Are they in my office?
Am I from Spain?
Is he a good teacher?
Is the book here?
Is the class big?
Are the books on my desk?
Is it my pen?
Is Tony a student?
Am I a girl?
Are you from England?
Is he my friend?
Is Sally my sister?
Are we Spanish?
Are they students?
Is the dog black?