Is the basket light?
No, it isn't.
Are they elegant?
Yes, they are.
Are the children kind or mean?
They are mean.
Is Martin curious?
Yes, he is.
Are they poor?
No, they aren't.
Is Martin's mother happy or sad?
She is sad.
Is Martin's mother angry?
Yes, she is.
Is Martin generous?
Yes, he is.
Is the letter difficult to understand for Martin's mother?
Yes, it is.
Is the man in the picture rich or poor?
He is rich.
Is the letter long or short?
it is long.
Is Ana happy about the letter?
Yes, she is.
Is it difficult?
Yes, it is.