Is the fox red? - Yes, it is./ No, it is not
Is the elephant big? - Yes, it is./ No, it is not
Is Kate a doctor? - Yes, she is./ No, she is not
Is Max an engineer? - Yes, he is./ No, he is not
Does Nick read a book? - Yes, he does./ No, he doesn't
Does Sam buy an ice-cream? - Yes, he does./ No, he doesn't