English grammar distinguishes between "will" and "going to" for expressing future events, each with specific structures and uses. "Will" is often used for spontaneous decisions, promises, and predictions based on personal intuition.
Expresses a prediction based on existing evidence that something is certain to happen
- EJEMPLO
Expresses an intention or decision thought about before the moment of speaking. It expresses a plan.
- My sister is going to study law at harvard university
- I'm going to take a flight to New York
No / I not going
Yes / I going
Question
Verb to be + Subj + Going to + V. inf + compl.
Negative
Subj + Verb to be + Going to + V. inf + compl.
Affirmative
Subj + Verb to be + Going to + V.inf + Compl.
Going to
Cases or Uses
Decisions made at the moment of speaking
- It's getting cold. I will get a coat.
Promises / Offers
- Tomorrow i’ll help you with the move.
Predictions based on personal opinion or intuition
- The month of April will be rainy and cold.