Atualizado dezembro 29, 2025
by PushtoLearn

Formas do Present Simple do verbo “to be”: am / is / are

Em inglês, o verbo to be é especial. Ele muda de forma dependendo do sujeito. Diferente de outros verbos, be forma perguntas e negativas sozinho (sem do no Present Simple ou no Past Simple).

Exercícios

Explicação

Ele tem:

3 formas no Presente → am, is, are

2 formas no Passado → was, were

Formas do Present Simple

I am = I am happy.

He / She / It is = She is smart.

We / You / They are = They are tall.

Afirmativa – Negativa – Pergunta

Afirmativa

Negativa

Pergunta

I am a student.

I’m not a student.

Am I a student?

She is in love.

She isn’t in love.

Is she in love?

You are in my house.

You aren’t in my house.

Why are you in my house?

We are playing.

We aren’t playing.

Where are we playing?

Observações importantes

am – apenas com I

I am 20.

I’m at home.

is – com he, she, it ou substantivos no singular

He is tall.

It is on the table.

are – com we, you, they e substantivos no plural

We are in London.

You are my best friend.

They are students.

Formas curtas (Contrações)

I am = I’m

You are = you’re

He is = he’s

She is = she’s

It is = it’s

We are = we’re

They are = they’re

Exemplos:

I’m at the park.

She’s a singer.

They’re tired.

Negativas

Adicionamos not depois de be.

I’m not ready.

She isn’t here.

They aren’t American.

No inglês informal, você também pode ouvir ain’t (apenas inglês falado):

I ain’t ready.

He ain’t here.

Perguntas com "be"

Movemos be para o início da frase:

Am I late?

Is he at school?

Are you ready?

Where are they?

What day is it today?

Usos de "be"

Usamos be para falar sobre muitas coisas:

Quem somos: I’m Anna, this is my brother, Max.

Idade: I’m 22. My mother is 50.

Profissão: I’m a teacher. My sister is an engineer.

Nacionalidade: He is from Brazil. She is from Italy.

Sentimentos: I’m tired. He is excited.

Cores: The car is red. His shirt is blue.

Preços: It’s five euros. This coat is 40 dollars.

Clima: It’s sunny today. It is cold tonight.

Hora: What time is it? It’s three o’clock.

Descrições: She is tall and friendly. The chairs are old.

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