will ┆ be going to ┆ be -ing
Be Going To
(1) future plans decided before
"I can't go with you tonight I'm going to study at the library with some friends."
(2) predictions we can see now
"Look at the clouds! It's going to rain."
○ Decisions made while speaking -
I'll get the phone. I'll answer the door.
○ Offers - You're hungry? I will make some dinner for you.
Possible situation in the present or future ￫ Prediction • Intention