1— утвердительные предложения. She is going to watch a cartoon tonight.
She is going to play computer games.
He is going to tidy the room(комната)
2— отрицательные предложения.
She is not going to watch a cartoon tonight.
He is not going to help my mum.
She is not going to listen to music.
He is not going to lay the table.
3—вопросительные.
Is she going to walk a dog? Yes, she is. Not, she isn't
Is she going to feed my pet? Yes, she is, not, she isn't(выбирай что хочешь)