1.)Is Emma going to be a reporter?
No, she isn't. She is not going to be a reporter. She is going to be a vet.
2.)Are Ann and Helen going to be actresses?
Yes, they are. They are going to be actresses.
3.)Is Harry going to be a vet?
No, he isn't. He is not going to be a vet. He is going to be a reporter.
4.)What Emily is going to be?
She is going to be a teacher.
5.)What Dan and Sam are going to be?
They are going to be pilots.