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