Negação em inglês: Usando 'not' corretamente
be, can e do/does.
Grammar Rule in 30 Seconds
To make a sentence negative in English, place 'not' after the auxiliary verb or the verb 'to be'.
- With 'to be', put 'not' directly after the verb: 'I am not tired.'
- With other verbs, use 'do/does' + 'not' + base verb: 'She does not like tea.'
- With modal verbs like 'can', put 'not' after the modal: 'I cannot swim.'
Overview
I not like coffee e recebeu um olhar confuso? Acontece com todos no início. Dizer não é tão importante quanto dizer sim.not em qualquer lugar. Existe uma lógica específica. Pense no not como um pequeno modificador que precisa de um parceiro.auxiliar. Se dominar isto, deixará de soar como um robô e começará a soar como alguém que realmente conhece a língua.not. No entanto, a forma como usamos not depende inteiramente do verbo na frase.be (am, is, are). Estes verbos são fortes e não precisam de ajuda.not logo a seguir. Segundo, existem os verbos de «ação» como like, go ou want. Estes verbos precisam de um auxiliar chamado do ou does para carregar o not.I not want, está a esquecer o auxiliar. É como tentar comer sopa com um garfo!How This Grammar Works
níveis de potência. O verbo
be é o super-herói da gramática. É autossuficiente.not depois. I am happy torna-se I am not happy. Simples, não?not sozinhos. Precisam de um guarda-costas ou auxiliar: do.I, you, we, they), o auxiliar é do. Para o grupo S (he, she, it), é does. Assim que o auxiliar chega, agarra o not.don't ou doesn't. Quando isto acontece, o verbo principal volta à sua forma mais simples e perde qualquer terminação como -s.
Formation Pattern
be (am, is, are):
be + not + complemento.
She is not ready.
do/does + not + verbo base.
I do not like pizza. ou He does not like pizza.
can + not + verbo base.
I cannot swim.
When To Use It
- Corrigir informações:
I am not from London. - Expressar desagrado:
I don't like spicy food. - Recusar convites:
I'm not free tonight. - Dar opiniões:
It isn't a good movie. - Erros de apps:
You are not connected to the internet.
Common Mistakes
- A armadilha do
No: DizerI no likeem vez deI don't like. Em inglês, precisamos desse auxiliar! - O erro do duplo
S: DizerHe doesn't likes. O auxiliardoesjá tem oS. O verbo principal fica simples. Só um pode levar o chapéu doS! - Falta do
Be: DizerI not tired. Ainda precisa do verbo:I am not tired. - Dupla negação: Dizer
I don't have nothing. Em inglês formal, dois negativos fazem um positivo. UseI don't have anything.
Contrast With Similar Patterns
no e not:- No vs. Not: Use
nopara respostas curtas ou antes de substantivos sem artigo (I have no money). Usenotpara negar o verbo (I do not have money). - Don't vs. Doesn't:
Don'tparaI, you, we, they.Doesn'tapenas parahe, she, it. - Am not vs. Don't:
Am notpara estados (I am not a student).Don'tpara ações (I don't study).
Quick FAQ
Posso usar ain't?
R: Ouvirá em músicas! É muito informal. Mas não use numa entrevista de emprego. Use am not ou isn't.
cannot é uma ou duas palavras?
R: Geralmente uma: cannot. É mais formal.
Tenho de usar contrações?
R: Não, mas devia! I do not like parece muito sério. I don't like soa natural.
2. Common Negative Contractions
| Full Form | Contraction | Usage Note |
|---|---|---|
|
am not
|
I'm not
|
No 'amn't' in standard English.
|
|
is not
|
isn't
|
Very common in speech.
|
|
are not
|
aren't
|
Very common in speech.
|
|
do not
|
don't
|
Standard casual negation.
|
|
does not
|
doesn't
|
Standard casual negation.
|
|
cannot
|
can't
|
Standard casual negation.
|
Negation with 'To Be' and 'Do-Support'
| Subject | Verb (Affirmative) | Negative Particle | Main Verb (if needed) | Example |
|---|---|---|---|---|
|
I
|
am
|
not
|
-
|
I am not happy.
|
|
You/We/They
|
are
|
not
|
-
|
They are not here.
|
|
He/She/It
|
is
|
not
|
-
|
She is not a doctor.
|
|
I/You/We/They
|
do
|
not
|
like
|
I do not like tea.
|
|
He/She/It
|
does
|
not
|
like
|
He does not like tea.
|
|
I/You/He/She
|
can
|
not
|
swim
|
I cannot swim.
|
Meanings
The primary function of 'not' is to reverse the truth value of a statement, indicating that an action is not happening or a state does not exist.
Negating the verb 'to be'
Used to deny a state, identity, or location using am/is/are.
“They are not at home.”
“It is not cold today.”
Negating action verbs (Do-support)
Used with 'do' or 'does' to deny an action in the present simple tense.
“We do not eat meat.”
“He does not play football.”
Negating modal verbs
Used with verbs like 'can', 'will', or 'should' to deny ability or future intent.
“I cannot see the screen.”
“She will not come to the party.”
Reference Table
| Sujeito | Tipo de Verbo | Padrão de Negação | Forma Contraída | Exemplo |
|---|---|---|---|---|
|
I
|
'to be'
|
am not
|
I'm not
|
I'm not tired.
|
|
You/We/They
|
'to be'
|
are not
|
aren't
|
They aren't here.
|
|
He/She/It
|
'to be'
|
is not
|
isn't
|
It isn't cold.
|
|
All Subjects
|
'can'
|
can not
|
can't
|
We can't go.
|
|
I/You/We/They
|
Outros verbos
|
do not + verb
|
don't + verb
|
I don't like it.
|
|
He/She/It
|
Outros verbos
|
does not + verb
|
doesn't + verb
|
He doesn't work.
|
Espectro de formalidade
I shall not be attending the gala. (Social attendance)
I am not going to the party. (Social attendance)
I'm not going. (Social attendance)
I ain't goin'. (Social attendance)
Negação em Inglês: Como Dizer 'Não'
Verbo 'to be'
- am not I'm not tired.
- is not (isn't) She isn't here.
- are not (aren't) They aren't students.
Verbo Modal 'can'
- can not (can't) I can't swim.
- cannot He cannot come.
Outros Verbos (Presente Simples)
- do not (don't) We don't live here.
- does not (doesn't) She doesn't like coffee.
Formas Negativas: Completa vs. Contraída
Fluxograma de Negação: Onde Colocar 'Not'
O verbo principal é 'be' (am, is, are)?
O verbo principal é 'can'?
É qualquer outro verbo de ação (ex: 'like', 'eat', 'work')?
Auxiliares de Negação e Contrações
Verbos 'Be'
- • am not (I'm not)
- • is not (isn't)
- • are not (aren't)
Verbos Modais
- • can not (can't/cannot)
Verbos Auxiliares (para outros)
- • do not (don't)
- • does not (doesn't)
Erros Comuns
- • no + verb (e.g., 'I no like')
- • verb + not + subject (e.g., 'Not she is')
- • amn't
Exemplos por nível
I am not a student.
I am not a student.
She does not like apples.
She does not like apples.
We do not have a car.
We do not have a car.
It is not hot today.
It is not hot today.
They didn't go to the party.
They didn't go to the party.
You shouldn't eat that.
You shouldn't eat that.
I won't be late tomorrow.
I won't be late tomorrow.
He doesn't want to help.
He doesn't want to help.
I haven't finished my homework yet.
I haven't finished my homework yet.
It wasn't as good as I expected.
It wasn't as good as I expected.
She might not come to the meeting.
She might not come to the meeting.
We don't really need to buy this.
We don't really need to buy this.
I would rather not talk about it.
I would rather not talk about it.
Not having a map, we got lost.
Not having a map, we got lost.
It is not only expensive but also ugly.
It is not only expensive but also ugly.
He was told not to touch the button.
He was told not to touch the button.
Not until much later did I realize the truth.
Not until much later did I realize the truth.
Under no circumstances should you leave.
Under no circumstances should you leave.
It was not for lack of trying that he failed.
It was not for lack of trying that he failed.
I cannot but agree with your assessment.
I cannot but agree with your assessment.
The results were not a little disappointing.
The results were not a little disappointing.
Try as he might, he could not but fail.
Try as he might, he could not but fail.
It is not that he is lazy, so much as he is bored.
It is not that he is lazy, so much as he is bored.
Were it not for your help, I would be lost.
Were it not for your help, I would be lost.
Fácil de confundir
Learners often use 'no' to negate verbs because it's simpler.
Choosing the wrong helper for the third person singular (he/she/it).
Learners aren't sure if it's one word or two.
Erros comuns
I no like coffee.
I do not like coffee.
She not is happy.
She is not happy.
I not have a car.
I do not have a car.
He does not likes pizza.
He does not like pizza.
I didn't went.
I didn't go.
I haven't no money.
I haven't any money. / I have no money.
Not only he was late...
Not only was he late...
Padrões de frases
I am not ___.
He/She does not ___.
We do not have ___.
They cannot ___ because ___.
Real World Usage
I'm not ready yet, give me 5 mins!
I do not want any onions on my burger.
I do not have much experience in sales, but I am a fast learner.
This is not my photo, credit to the owner.
This is not my suitcase.
My internet is not working.
Abrace as Contrações
Cuidado com Duplas Negações
A Regra do 'Do/Does'
Negação Educada
Exceção 'Am not'
Smart Tips
Just put 'not' after the verb. Don't look for any other helper verbs!
Think of 'does' as a magnet that pulls the 's' away from the main verb.
Use 'not really' instead of just 'not'. It sounds less aggressive.
Avoid all contractions. Use 'do not', 'is not', and 'cannot' in full.
Pronúncia
The 't' in contractions
In fast speech, the 't' at the end of 'don't' or 'can't' is often a 'stop t', meaning the tongue hits the roof of the mouth but no air is released.
Stress on 'not'
If you want to emphasize the negation, put extra stress on the word 'not'.
Falling intonation for statements
I don't know. ↘
Conveys a certain, finished thought.
Memorize
Mnemônico
Remember the 'Helper Sandwich': The helper verb and the main verb are the bread, and 'not' is the filling!
Associação visual
Imagine a stop sign held by a small robot named 'Do'. The robot stands in front of the main verb to stop the action.
Rhyme
To say it's false, to say it's wrong, add a 'not' and sing along!
Story
Negative Ned is a character who disagrees with everything. If you say 'I like pizza,' Ned says 'I do NOT like pizza.' If you say 'It is sunny,' Ned says 'It is NOT sunny.' Ned always brings his friends 'Do' and 'Does' to help him disagree.
Word Web
Desafio
Look around your room and name 5 things that are NOT there using the sentence 'There is not a...' or 'I do not see a...'
Notas culturais
Using full forms like 'do not' instead of 'don't' can sound very forceful or angry in casual conversation. It is often used for emphasis or when someone is being very serious.
The word 'ain't' is a common informal substitute for 'am not', 'is not', 'are not', 'has not', and 'have not'. While common, it is often considered non-standard in professional settings.
In some older or very formal British dialects, you might hear 'I have not' used without 'do-support' even for possession, though this is becoming rare.
The word 'not' comes from the Old English 'nāwiht', which literally meant 'no whit' or 'nothing'.
Iniciadores de conversa
What is a food that you do not like?
Tell me about a city you are not from.
What is something you cannot do yet, but want to learn?
What are some things you did not do last weekend?
Temas para diário
Erros comuns
Test Yourself
She ___ a doctor, she's a scientist.
Choose the correct sentence:
Translate into English: 'Él no está aquí.'
Answer starts with: ["H...
Find and fix the mistake:
They no like pizza.
Score: /4
Exercicios praticos
8 exercisesThey ___ not at the office today.
Which sentence is correct?
Find and fix the mistake:
I no am hungry.
We have a dog.
In English, you can negate any verb by putting 'no' before it.
A: Can you swim? B: No, I ___.
[not / is / my / this / phone]
Select the correct one:
Score: /8
Practice Bank
11 exercisesWe ___ speak French, only English.
It ___ cold outside today.
He not work on weekends.
I can no hear you.
Which sentence is correct?
Choose the correct sentence:
Translate into English: 'No entiendo.'
Translate into English: 'Ella no puede venir.'
Arrange these words into a sentence:
Arrange these words into a sentence:
Match the subjects with the correct negative form:
Score: /11
Perguntas frequentes (8)
`No` is used as a direct answer or before nouns (`No money`). `Not` is used to negate verbs (`I am not`) or adjectives (`Not happy`).
No, this is a common mistake. You must use a helper verb: `I do not like`.
In English, the third-person 's' moves to the helper verb `do`, making it `does`. The main verb then stays in its base form.
Yes, but it is very informal and considered slang. It is best to avoid it in exams or professional writing.
It goes directly after 'can'. In writing, it is usually one word: `cannot`.
Use `do not` in formal writing (essays, business emails) or when you want to emphasize the negative very strongly.
Yes, but usually in more advanced structures like `Not many people know...` or in short commands like `Not now!`
No! Never use 'do' with 'to be'. Say `I am not`, never `I do not be`.
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
no + verb
English needs a 'helper' verb (do/does) while Spanish does not.
ne + verb + pas
English 'not' usually comes after the first auxiliary verb.
verb + nicht
German doesn't use a helper verb like 'do' for negation.
verb + nai / masen
Japanese is agglutinative (suffixes), English is analytic (separate words).
la / ma + verb
Word order and the requirement of auxiliaries in English.
bu / mei + verb
English changes the auxiliary verb for tense, Chinese changes the negation particle.
Learning Path
Prerequisites
Learn These First
O Verbo 'To Be' (am, is, are)
Overview Já tentaste apresentar-te num primeiro encontro? Ou preencher uma bio nas redes sociais? Simplesmente não podes...
Ações em Inglês: Eu, Você, Nós, Eles (Presente Simples)
### Visão Geral O tempo verbal **Present Simple** é a base para expressarmos ações rotineiras, fatos estabelecidos e ver...
Vídeos relacionados
09:06 Inside India’s Astonishing Solar Revolution | Kanika Chawla | TED
06:58 This abandoned shed may yet help end the world
03:07 What If This Classic Tale Happened Today? #7 - Learn English Through Stories
Como Negar Frases no Presente Simples - AULA 30 - Inglês para Iniciantes
Inglês para Iniciantes com a Teacher Paula
Como USAR o NOT em INGLÊS (Negativa em inglês)
Carol me ensina inglês
Negações em inglês: BE, DO, CAN, HAVE - Presente Simples
English Made Easy
Related Grammar Rules
Can: Perguntas e Negativas
Já se sentiu travado quando seu celular morre e você precisa de um carregador? Ou talvez você esteja em uma festa e quei...
Fazendo Perguntas com 'How' (How much, many, often, long, old)
### Overview Saber fazer perguntas é a chave para qualquer conversa fluir. Se você está no trabalho, pedindo um Uber, o...
Question Tags Complexas: Verificação Social (aren't I, shall we)
Overview Já enviou um SMS e sentiu que precisava de um pequeno empurrãozinho de concordância? No fundo, você está procur...
Polidez no seu melhor: Domine as perguntas indiretas
Overview Já sentiu que está a ser um pouco invasivo quando pede algo? Imagine que está num festival de música. Está per...
Você está pronto? Perguntas em inglês com 'be'
Você está perdido? O Wi-Fi está funcionando? Estamos atrasados para a festa? Todos os dias, você faz dezenas de pergunt...
