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Going to vs Will

Be going to + base form helps you say what you already intend to do. Learn to state and negate intentions, ask about plans and distinguish intention from a guarantee or movement towards a place.

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Going to: reporting a plan already chosen

1. The decision exists; the action is still ahead

Imagine that yesterday you decided how to spend Saturday. Today you are not making the decision again; you are reporting your intention. Be going to is natural for this perspective. Depending on the language, this meaning may be translated as “intend to”, “plan to” or a future form when the plan is clear from the conversation.

This is a present intention about a future action, not an action that has already started. The decision can be simple: it does not require a detailed schedule, a ticket or many days of preparation.

I chose a recipe yesterday. I'm going to make soup on Saturday.

I chose a recipe yesterday. I'm going to make soup on Saturday.

The second sentence reports an intention already chosen; the cooking is still ahead.

Marta is going to learn to drive.

Marta is going to learn to drive.

This is her intention. The sentence does not state that she has already enrolled in lessons.

2. Be changes, not the main verb

Choose am with I, is with he/she/it or one name, and are with you/we/they or several people. Going to stays unchanged, and the following verb takes the base form: cook, buy, leave, be. Do not add -s after he or she or use -ing instead of the base form.

I'm, you're, we're, they're, he's and she's are natural in ordinary conversation and informal writing. Full forms are correct too. This material uses the written form going to; colloquial gonna is not needed for the exercises.

How to build it

I am / he, she, it is / you, we, they are + going to + base form

V1 / base form
—
The base verb without to: work, go, be.

My brother is going to sell his old desk.

My brother is going to sell his old desk.

The singular subject needs is; sell stays in the base form after going to, not sells.

We're going to be at home tonight.

We're going to be at home tonight.

Are belongs to the construction, while be is the main verb after going to. These two forms of be perform different jobs.

3. A negative intention

To say what you do not intend to do, put not after am/is/are. Do not add don't or doesn't: auxiliary be is already present. I'm not, she isn't / she's not and we aren't / we're not express the corresponding negatives.

Preserve the meaning: not intending to buy does not mean being unable to buy, and not planning to go this year does not mean never going. Do not invent a reason for the decision.

How to build it

Subject + am/is/are + not + going to + base form

subject / S
—
The grammatical subject: who or what the clause is about; the verb agrees with it. In The book was written, the book is the subject, although someone else does the action.
V1 / base form
—
The base verb without to: work, go, be.

I'm not going to buy a new phone this year.

I'm not going to buy a new phone this year.

The negative concerns the intention for this year, not the ability to buy a phone.

They aren't going to paint the kitchen.

They aren't going to paint the kitchen.

Aren't is the contraction of are not; paint remains in the base form.

4. Asking about someone else's plan

In a question, move am/is/are before the subject. For more detail, add what, when, where or how at the beginning. Do not begin with do/does. A question does not confirm that the plan exists: the answer can be yes or no.

In a short answer, use be and the appropriate pronoun: Are you…? — Yes, I am. / No, I'm not. Do not contract final be in a positive short answer: Yes, she is., not Yes, she's.

How to build it

(Question word) + am/is/are + subject + going to + base form?

subject / S
—
The grammatical subject: who or what the clause is about; the verb agrees with it. In The book was written, the book is the subject, although someone else does the action.
V1 / base form
—
The base verb without to: work, go, be.

What are you going to cook tonight?

What are you going to cook tonight?

What asks about the food, and are comes before you. The question does not tell us which dish it will be.

Is Eva going to take the bus? — Yes, she is.

Is Eva going to take the bus? — Yes, she is.

The question begins with is, and the short answer matches Eva: she is.

5. The time of the action does not tell us when the decision was made

Going to can refer to the next few minutes or next month. What matters is that the speaker presents the intention as already existing, not how far away the event is. Tomorrow or next week alone does not show when the person decided to act.

You do not have to add I decided yesterday every time. If someone asks about plans, that perspective is already clear. In a learning exercise, explicit context helps make the distinction visible.

I'm going to leave in five minutes. That was my plan this morning.

I'm going to leave in five minutes. That was my plan this morning.

The action being near does not make the decision spontaneous.

We're going to grow tomatoes next spring.

We're going to grow tomatoes next spring.

A plan can concern a distant time; going to is not limited to the near future.

6. A plan is not necessarily an arrangement or a guarantee

Reporting an intention does not add facts the speaker has not stated. I'm going to visit my friend does not prove that the friend has agreed to the visit or that tickets are already bought. The plan may still change.

The Present Continuous often presents the future as an organised arrangement, but the forms can overlap. Someone who has already made arrangements can still describe their intention with going to. This lesson practises that construction without banning other natural ways to talk about the future.

I'm going to visit Leo next month. I haven't spoken to him about it yet.

I'm going to visit Leo next month. I haven't spoken to him about it yet.

The intention exists, but there is no shared arrangement yet; the two sentences do not contradict each other.

We're going to eat out on Friday. We haven't chosen a restaurant yet.

We're going to eat out on Friday. We haven't chosen a restaurant yet.

An intention does not require a restaurant name or a booking.

7. Going to and will: a useful contrast, not a rigid prohibition

Going to is typical for reporting an earlier decision; I'll is often used for a decision made as a reaction now. Will also expresses offers of help and promises. These are neighbouring functions, not evidence that every sentence with will is incompatible with a plan.

An intention can also be expressed shortly after choosing. I'm going to have pizza. is grammatical while looking at a menu: the speaker reports an intention they now have. The mere presence of an open menu does not make it wrong. I'll have pizza. is natural too, especially as a choice or order. In exercises requiring going to, a version with will may fail to meet the learning aim, but that is not the same as a grammar error.

I chose my meal earlier. I'm going to have the vegetable pasta.

I chose my meal earlier. I'm going to have the vegetable pasta.

The speaker reports an earlier choice rather than making it in this remark.

That soup looks good. I'll have that, please.

That soup looks good. I'll have that, please.

A natural example of a decision made while ordering. This does not establish a universal ban on going to in restaurants.

8. Going to do is different from going to London

Look at the word after to. In the future construction, it is a base-form verb: going to call, going to read. In going to London, London is a place; going expresses movement and to gives the direction. Such a sentence can refer to the future through context, but its structure is different.

Going to go is entirely correct: the first going to expresses intention, while go names the planned action. The separate use of going to for a prediction based on present evidence is only identified as a boundary here; it is not practised as a personal plan.

I'm going to London tomorrow.

I'm going to London tomorrow.

To is followed by a city name: this is go in the Present Continuous, not going to + the base form of another verb.

I'm going to go to London next year.

I'm going to go to London next year.

Going to go explicitly expresses an intention to travel; the repeated go is not an error.

Common mistakes

Incorrect:I going to clean the windows.

Correct:I am going to clean the windows.

Going to needs a finite form of be before it; with I, that form is am.

Incorrect:My parents is going to move.

Correct:My parents are going to move.

Parents is plural, so use are, not is.

Incorrect:She is going to buys a bicycle.

Correct:She is going to buy a bicycle.

After going to, use the base form buy without -s.

Incorrect:We don't going to stay late.

Correct:We aren't going to stay late.

Negate be: are not. Don't does not replace are in this construction.

Incorrect:Do you going to invite Max?

Correct:Are you going to invite Max?

Form the question by moving are before you, without do.

Incorrect:Yes, she's.

Correct:Yes, she is.

In an independent positive short answer, final be cannot be contracted.

Sources

Will: a decision made now

1. No decision before—now there is one

Imagine a short pause before a choice: a moment ago, you did not know what to order, but now you have decided. A statement with will can itself announce that new decision. Expressions such as I'll take it, I'll write, or we'll wait can mark the choice as it is made.

Spontaneous does not mean unwise or random. You can weigh two options during a conversation and then decide. The key question is: am I reporting an intention formed earlier, or choosing an action right now?

I haven't chosen yet. Hmm… I'll have the soup.

I haven't chosen yet. Hmm… I'll have the soup.

The first sentence explicitly shows that no earlier choice has been made; after the pause, the speaker decides.

We need a place to sit. OK, we'll use this table.

We need a place to sit. OK, we'll use this table.

If the group is choosing a table right now, we'll announces a joint decision. Use this table does not mean everyone has already sat down.

2. Will + base form: one simple construction

After will, use the base verb without to: take, wait, write, be. Do not add -s, -ed, or -ing. Will already supplies the auxiliary in this verb phrase; am, is, are, and do are not needed before it.

In ordinary conversation, I will is often contracted to I'll and we will to we'll. The full form is also correct. It can sound more emphatic, but it does not turn a new decision into an old plan. Choosing a full or contracted form does not change the agent or action.

How to build it

I / we / another subject + will + base verb: I'll take… / We'll wait… / I will be…

subject / S
—
The grammatical subject: who or what the clause is about; the verb agrees with it. In The book was written, the book is the subject, although someone else does the action.
verb / V
—
A word for an action or state, such as work or be. The pattern determines its form.
V1 / base form
—
The base verb without to: work, go, be.

All right, I'll write the address here.

All right, I'll write the address here.

The speaker has just chosen how to communicate the address. After I'll, use write, not wrote or to write.

OK, I will be the driver.

OK, I will be the driver.

The group is deciding who will drive. Use be after will, not am; the full form can emphasise agreeing to take the role.

3. A new decision can be negative

You can decide not only to do something but also NOT to do it. Use will not + base verb or won't + base verb. Won't is a contraction of will not, not a separate tense. Don't will and will don't do not form correct negatives.

Negation changes the meaning: I'll buy it is a decision to buy; I won't buy it is a decision not to buy. After rejecting one option, you can state another choice. However, won't does not always signal a new decision: elsewhere, it can express a prediction or unwillingness. In this lesson, the context establishes the moment of choice.

How to build it

Subject + will not / won't + base verb

subject / S
—
The grammatical subject: who or what the clause is about; the verb agrees with it. In The book was written, the book is the subject, although someone else does the action.
verb / V
—
A word for an action or state, such as work or be. The pattern determines its form.
V1 / base form
—
The base verb without to: work, go, be.

That bag is too heavy. I've just decided: I won't take it.

That bag is too heavy. I've just decided: I won't take it.

The decision has just been made. Won't preserves the decision against taking this particular bag, and take stays in the base form.

On second thought, we won't order a taxi. We'll walk.

On second thought, we won't order a taxi. We'll walk.

The speakers are reconsidering their choice. The first sentence rejects one option; the second announces another.

4. Deciding now does not mean acting now

The decision and the action can happen at different times. You can decide now to write a letter this evening or visit on Sunday. Today, tomorrow, later, and a weekday name locate the action; by themselves, they do not tell us when the intention arose.

Will used for a decision does not establish that the action has already started or will be successfully completed. It announces the speaker's choice. Do not infer performance, an exact time, or a result unless they are stated.

Sunday is free? Then I'll visit on Sunday.

Sunday is free? Then I'll visit on Sunday.

If the day is being chosen in this conversation, the decision is new even though the visit happens later.

I know what to do now. I'll email the shop tomorrow.

I know what to do now. I'll email the shop tomorrow.

Now refers to reaching the decision; tomorrow refers to the intended action. The email has not been sent yet.

5. The distinction from going to: a useful guide, not a mechanical ban

Will is a typical choice for a decision just made; be going to often reports an intention formed earlier. Do not turn this into a rule that will never describes something planned. Future forms have several meanings, and their uses can overlap.

It's cold here alone cannot prove that nobody had already planned to close the window. Similarly, Oh, OK and tomorrow do not automatically select a verb form. Look for information about when the person decided to act. If there is none, an honest answer may be that the decision's timing is unknown.

In exercises explicitly requiring a decision announced with will, a grammatical version with going to may not meet the learning target. That is different from a grammatical error. In freer communication, assess both the form and the intended meaning in context.

I decided yesterday. I'm going to paint the door on Saturday.

I decided yesterday. I'm going to paint the door on Saturday.

The earlier decision is explicitly stated. Going to naturally presents an intention already formed.

Which colour? I haven't decided. OK, I'll choose white.

Which colour? I haven't decided. OK, I'll choose white.

The colour is chosen within the utterance itself. The context of choice matters, not OK on its own.

I'll call you tonight.

I'll call you tonight.

Without the wider conversation, this sentence does not prove spontaneity: it could be a new decision, confirmation of an intention, or a promise.

6. Choosing for yourself, offering help, and predicting are different

I'll have… is a useful way to announce a choice in a café when deciding on an order. I'll take… can express the choice of an item or ticket. Have does not mean possession here: I'll have the salad places an order for the salad.

If someone decides now to help another person, the same utterance can be both a decision and an offer of help. These descriptions do not conflict. A prediction, by contrast, reports what the speaker thinks will happen; it need not involve anyone's decision.

I've made my choice now. I'll take two tickets, please.

I've made my choice now. I'll take two tickets, please.

The example includes both a new choice and a specific quantity. Changing two to one would change the meaning.

You need a hand? I've just decided to stay. I'll help you pack.

You need a hand? I've just decided to stay. I'll help you pack.

The final sentence both announces a new decision and offers help. There is no need to choose only one of those functions.

I think the bus will be late.

I think the bus will be late.

This is an assessment of a future event. The speaker is not deciding that the bus should be late.

7. Building your own response

Identify three things: what changed or what choice arose, who will act, and what has just been decided. Then say I/we + will + base verb. To decide against an action, add not or use won't. Give a reason in a separate simple sentence if useful; the decision need not be expressed at length.

In conversation, respond to new information rather than simply repeat a grammatical pattern. If the desired item is unavailable, choose an available one. If speaking for two people, keep we; if only you are taking on a task, keep I. Will you…? can invite a decision, but the question itself is not your own decision to act.

When checking your answer, treat the model as one successful response. Natural synonyms, full and contracted forms, polite please, and another appropriate word order are allowed. Check the given facts and the target, not literal matching.

A: The blue cup is sold out. B: OK, I'll take the green one.

A: The blue cup is sold out. B: OK, I'll take the green one.

If B is choosing a different cup at that moment, the response announces a new decision and accounts for the blue cup being unavailable.

A: Do you want to wait? B: No, we won't wait. We'll come back later.

A: Do you want to wait? B: No, we won't wait. We'll come back later.

When two people are deciding now, we preserves the shared agent, won't the decision against waiting, and the second sentence the alternative choice.

Common mistakes

Incorrect:I'll to take the small box.

Correct:I'll take the small box.

Will requires the base form without to. Remove only the unnecessary to; the choice of box stays the same.

Incorrect:We will waits here.

Correct:We will wait here.

Will does not require -s on the following verb. Wait has the same form with every subject.

Incorrect:I don't will buy it.

Correct:I will not buy it.

Form the negative with will not, without do. I won't buy it is also correct.

Incorrect:I'll am the driver.

Correct:I'll be the driver.

Even be takes its base form after will. Am is an inflected form and does not fit here.

Incorrect:I'll taking the stairs.

Correct:I'll take the stairs.

In the simple decision construction, I'll must be followed by take. Taking without be does not form a grammatical verb phrase.

Sources

Will and going to: predictions and their basis

1. Prediction: what you think will happen

A prediction is an expectation about a future event or state. The speaker does not necessarily control it: they predict the weather, a result, a delay, or another person's reaction.

Do not confuse a prediction with a plan. In a statement about rain, nobody is planning the rain; in a statement about repairing one's own home, the speaker may be reporting a decision that has already been made. Here we are practising predictions, not the timing of decisions.

The room is going to be cold tonight.

The room is going to be cold tonight.

The speaker predicts the room's state, not a plan for it.

I think you will enjoy the course.

I think you will enjoy the course.

This is the listener's expected reaction. The speaker is not promising to make them like the course.

2. Going to: focusing on signs now

Am/is/are going to + verb often shows: “Look at the situation now—this is what seems likely to happen next.” The basis may be what we see, hear, or already know about the current situation.

A sign and a prediction are not the same thing. The box near the edge has not fallen yet. A prediction with going to does not turn a future event into an established fact.

The box is moving towards the edge. It's going to fall.

The box is moving towards the edge. It's going to fall.

The box's movement is the present sign; falling is the prediction.

The battery is almost empty. My phone is going to switch off soon.

The battery is almost empty. My phone is going to switch off soon.

The speaker connects the prediction with the current charge. They do not invent a cause for the malfunction.

3. Will: expressing an expectation or opinion

Will + verb is a common way to make a prediction: what you think will happen or what the situation will be like. I think helps state the opinion directly, but it is not required.

A prediction with will can also be based on knowledge or data. For example, a weather presenter may use measurements and still say will. Having evidence does not make this form incorrect.

I think the new café will be popular.

I think the new café will be popular.

The speaker gives their assessment of the café's future success.

It will be warm tomorrow.

It will be warm tomorrow.

This is a usual way to phrase a prediction, including a prediction based on weather data.

4. Both forms can be appropriate

The difference is not simply “opinions use only will, and signs use only going to.” You can say I think it's going to rain. In the warning Careful! You'll fall!, will is also possible.

Do not choose the form only because of words such as tomorrow, soon, or I think. There is no universal percentage scale of certainty and no rule that “going to means the near future, while will means the distant future.” The whole context and what the speaker wants to focus on are important.

If an exercise explicitly asks you to use going to, a sentence with will may be grammatical but may not meet the learning requirement. When no form is specified and both sound natural, both are acceptable.

I think the lesson will be interesting. / I think the lesson is going to be interesting.

I think the lesson will be interesting. / I think the lesson is going to be interesting.

Both predictions are possible. I think alone does not determine the form.

Careful! Your bag will break! / Careful! Your bag is going to break!

Careful! Your bag will break! / Careful! Your bag is going to break!

Both statements can warn about danger. Going to connects the prediction more clearly with what is already happening to the bag.

5. Affirmative statements: two constructions

After will, use the base form of the verb without to: will rain, will work, will be. Do not add the -s ending after will, even with he, she, or it.

Before going to, use am, is, or are according to the subject: I am; he/she/it is; you/we/they are. The base form also follows going to: going to rain, going to be.

Contractions are possible in ordinary statements: I'll, you'll, she'll, we'll, they'll; I'm, it's, we're. They do not change the meaning of the prediction.

How to build it

Subject + will + base form of the verb. / Subject + am/is/are going to + base form of the verb.

subject / S
—
The grammatical subject: who or what the clause is about; the verb agrees with it. In The book was written, the book is the subject, although someone else does the action.
verb / V
—
A word for an action or state, such as work or be. The pattern determines its form.
V1 / base form
—
The base verb without to: work, go, be.

She will like the room. / She'll like the room.

She will like the room. / She'll like the room.

Like has no -s; she'll means she will.

The roads are going to be busy.

The roads are going to be busy.

Roads is plural, so use are; after going to, be is needed, not are.

6. Negative predictions

Will not or won't makes a prediction negative. In the going to construction, put not after am/is/are: is not going to, aren't going to. Don't is not needed before will.

Keep the exact scope of the negation. Won't be too heavy means “will not be too heavy,” not necessarily “will be light.” Won't all get a seat means “not everyone will get a seat,” not “nobody will get a seat.”

How to build it

Subject + will not / won't + base form of the verb. / Subject + am/is/are + not going to + base form of the verb.

subject / S
—
The grammatical subject: who or what the clause is about; the verb agrees with it. In The book was written, the book is the subject, although someone else does the action.
verb / V
—
A word for an action or state, such as work or be. The pattern determines its form.
V1 / base form
—
The base verb without to: work, go, be.

We won't be late for the meeting.

We won't be late for the meeting.

The future lateness is negated; won't = will not.

This box isn't going to be too heavy.

This box isn't going to be too heavy.

The negation concerns excessive weight. The box may still be heavy.

7. Questions and short answers

To ask about a prediction, move will or am/is/are before the subject. Do not add do or does to a direct question with will.

In a short answer, repeat the required auxiliary verb: Yes, it will. No, it won't. Yes, we are. No, we aren't. A standard short affirmative answer does not end with a contracted auxiliary verb: Yes, we are, not Yes, we're.

How to build it

Will + subject + base form of the verb? / Am/Is/Are + subject + going to + base form of the verb?

subject / S
—
The grammatical subject: who or what the clause is about; the verb agrees with it. In The book was written, the book is the subject, although someone else does the action.
verb / V
—
A word for an action or state, such as work or be. The pattern determines its form.
V1 / base form
—
The base verb without to: work, go, be.

Will the tickets be expensive? — No, they won't.

Will the tickets be expensive? — No, they won't.

Will comes before the tickets; they replaces the tickets in the answer.

Are we going to be late? — Yes, we are.

Are we going to be late? — Yes, we are.

The question begins with are, so the short answer also contains are.

8. From context to your own sentence

First decide exactly what you are predicting: an event, a state, the absence of an event, or an answer to a question. Then separate the basis in the present from the result in the future.

Give a short, clear prediction using will or going to. If a present sign is important, name it separately. Do not add unknown causes or change the participants, numbers, or words such as very, too, and all.

When checking your work, compare more than just the words with the model: Is the meaning preserved? Is the construction correct? Does it meet an explicitly stated requirement? A natural rephrasing can also be correct.

There are only two seats left. We won't all get a seat.

There are only two seats left. We won't all get a seat.

If there are five of us, this is an appropriate prediction. It does not mean that nobody will get a seat.

The new library is almost ready. It's going to open soon.

The new library is almost ready. It's going to open soon.

Its current state of readiness supports the prediction. The sentence does not give an exact opening date.

Common mistakes

Incorrect:It will rains tonight.

Correct:It will rain tonight.

After will, use rain without -s.

Incorrect:The water going to spill.

Correct:The water is going to spill.

In a complete sentence, is is needed before going to.

Incorrect:They is going to miss the train.

Correct:They are going to miss the train.

They agrees with are, not is.

Incorrect:Does the room will be cold?

Correct:Will the room be cold?

A direct question with will does not need does; put will before the subject.

Incorrect:She is going to likes the course.

Correct:She is going to like the course.

Use the base form like after going to.

Sources
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