A2-BE GOING TO VS WILL
Explicación
Tower Languages
Online Learning is Today
Created by Julio Ángel R. — Bilingual Educator
Futuro en Inglés — Will vs Be Going To
Grammar Guide
📌 ¿Cuál es la diferencia?
🟣 1. Futuro con WILL
En inglés existen varias formas de hablar del futuro, pero las dos más importantes son WILL y BE GOING TO. Ambas hablan del futuro, pero no se usan en las mismas situaciones.
🟣 WILL
Decisiones · Promesas · Ofrecimientos · Predicciones (opinión)
I will help you.
🟢 BE GOING TO
Planes previos · Predicciones con evidencia
I am going to study medicine.
WILL
sujeto + will + verbo base
Spontaneous · Promises · Predictions
✅ 1. Decisiones espontáneas
Decides algo mientras hablas — en el momento.
I will answer the phone.
→ Voy a contestar el teléfono.
I will take a nap.
→ Me voy a tomar una siesta.
I will buy it.
→ Lo compraré.
✅ 2. Promesas
Comprometerse con alguien a hacer algo.
I will help you with your homework.
→ Te ayudaré con tu tarea.
I will call you later.
→ Te llamaré más tarde.
I will always support you.
→ Siempre te apoyaré.
✅ 3. Ofrecimientos
Ofrecerse voluntariamente a hacer algo por alguien.
I will open the door.
→ Yo abro la puerta.
I will carry your bag.
→ Cargaré tu bolsa.
✅ 4. Predicciones (opinión)
Creemos algo sin evidencia clara — solo opinión.
I think it will rain tomorrow.
→ Creo que lloverá mañana.
She will love this gift.
→ A ella le encantará este regalo.
🧱 Estructura de WILL
Afirmativa
Sujeto + will + verbo base
I will study tonight. / She will travel tomorrow.
Negativa
Sujeto + will not (won't) + verbo base
I won't go. / She will not come.
Pregunta
Will + sujeto + verbo base?
Will you help me? / Will she call you?
💡 Contracción: will not → WON'T
She won't come. — I won't do it. — They won't wait.
BE GOING TO
sujeto + am/is/are + going to + verbo base
Plans · Evidence-based predictions
✅ 1. Planes o intenciones (ya decididas)
Algo que ya decidiste antes de hablar.
I am going to study medicine.
→ Voy a estudiar medicina.
We are going to travel next month.
→ Vamos a viajar el próximo mes.
She is going to start a new job.
→ Ella va a empezar un nuevo trabajo.
✅ 2. Predicciones con evidencia
Algo que se ve venir — hay señales claras.
It is going to rain.
→ Va a llover. (hay nubes)
He is going to fall asleep.
→ Se va a quedar dormido. (se ve cansado)
They are going to lose.
→ Van a perder. (van perdiendo)
🧱 Estructura de BE GOING TO
Afirmativa
Sujeto + am/is/are going to + verbo base
I am going to study. / She is going to work. / They are going to travel.
Negativa
Sujeto + am/is/are not going to + verbo
I am not going to go. / They are not going to buy it.
Pregunta
Am/Is/Are + sujeto + going to + verbo?
Are you going to study? / Is she going to call you?
| Uso | WILL | GOING TO |
|---|---|---|
| Decisiones espontáneas (en el momento) | ✔ | ✘ |
| Planes previos (ya decidido) | ✘ | ✔ |
| Promesas | ✔ | ✘ |
| Ofrecimientos | ✔ | ✘ |
| Predicciones sin evidencia (opinión) | ✔ | ✘ |
| Predicciones con evidencia visible | ✘ | ✔ |
🟣 WILL — decisión ahora / opinión
I will answer it.
→ Lo decido en este momento.
I think Brazil will win.
→ Solo mi opinión, sin evidencia.
It will be fun.
→ Predicción: creo que será divertido.
🟢 GOING TO — plan previo / evidencia
She is going to visit her grandmother.
→ Ya lo tenía planeado antes.
It is going to snow.
→ Se ve venir — hay señales claras.
The house is going to burn.
→ Hay evidencia visible del peligro.
WILL
Decisión ahora mismo, promesas, ofrecimientos y predicciones de opinión.
GOING TO
Planes ya decididos e intenciones. Predicciones basadas en evidencia visible.
WILL + verbo
No cambia con el sujeto. I/she/they will go — siempre igual.
am/is/are + going to
Cambia según el sujeto — am (I), is (he/she/it), are (you/we/they).
🧠 Quick Tip — La clave para elegir
I will open the door. → WILL: ofrecimiento — lo decido ahora mismo
I am going to study tonight. → GOING TO: ya lo había planeado antes
I think she will love it. → WILL: predicción de opinión, sin evidencia
Look at those clouds — it is going to rain. → GOING TO: predicción con evidencia visible
I will always love you. → WILL: promesa hecha en el momento
Ejercicio 1
Tower Languages
Online Learning is Today
Created by Julio Ángel R. — Bilingual Educator
Will vs Going To — Choose the Correct Form
— / 10
Instrucción: Choose the correct form of will or be going to to complete each sentence. Read the context carefully — it tells you which form to use!
🟣 WILL
decisión ahora · promesa · ofrecimiento · opinión
🟢 BE GOING TO
plan previo · evidencia visible
1
A: The phone is ringing.
B: I it.
2
A: Why are you wearing sports clothes?
B: I football.
3
Look at those clouds! It
rain.
4
A: I forgot my homework.
B: Don't worry. I you.
5
We already bought the tickets. We
travel next week.
6
A: The door is open.
B: I it.
7
She studied a lot. I think she
pass the exam.
8
A: Why did you buy paint?
B: I my room this weekend.
9
A: It's very hot in here.
B: I the window.
10
They have saved money. They
buy a car soon.
Check Answers ✓
Ejercicio 2
Tower Languages
Online Learning is Today
Created by Julio Ángel R. — Bilingual Educator
Will vs Going To — Choose the Correct Form
— / 10
Instrucción: Read each dialogue and choose the correct form of will or be going to. Read the context carefully — it tells you which form to use!
🟣 WILL
decisión ahora · promesa · ofrecimiento · opinión
🟢 BE GOING TO
plan previo · evidencia visible
1
A: Why are you taking your camera?
B: I ____ photos of the sunset.
2
A: The lights are off.
B: Don't worry, I ____ them on.
3
A: Look at those dark clouds!
B: It ____ storm soon.
4
A: I forgot to bring my lunch.
B: I ____ share mine with you.
5
A: We bought new furniture.
B: We ____ decorate the living room this weekend.
6
A: The phone is ringing.
B: I ____ get it.
7
A: Why did she buy running shoes?
B: She ____ start jogging.
8
A: I'm tired.
B: I ____ make you some coffee.
9
A: We already planned our vacation.
B: We ____ visit Japan next summer.
10
A: I think he ____ win the competition.
B: Yes, he trained a lot.
Check Answers ✓