Is he sad?
Yes, he is.
Is she happy?
No, she isn't.
Is it thin?
No, it isn't.
Is it fat?
No, it isn't.
Is it a dog?
No, it isn't.
Is it thin?
Yes, it is.
Is he short?
No, he isn't.
Is she happy?
Yes, she is.
Is he short?
Yes, he is.
Is it a cat?
Yes, it is.