Is he eager?
No, he isn't.
Is Mario a doctor?
No, he isn't.
Is this submarine pricey?
Yes, it is.
Is he happy?
Yes, he is.
Is the food appetizing?
No, it isn't.
Is he good at volleyball?
No, he isn't.
Are the students energenic?
No, they aren't.
Are they absurd?
No, they aren't.
Is he clever?
Yes, he is.
Are they Chinese?
Yes, they are.
Is she well known?
Yes, she is.
Is this country enormous?
No, it isn't.