- We use a form of "be going to" say that something will happen soon.
(Example)
(1) It's going to rain.
(2) Watch out - you're going to hit that tree!
(3) I think I'm going to be sick.
We also use a form of "be going to" to talk about someone's intentions, or what they have decided to do.
(Example)
(1) I'm going to ask for my money back.
(2) Lucy is going to travel around the world when she leaves school.