Como Usar o Verbo To Be No Presente – Guia Completo
O verbo to be é um dos verbos mais usados em inglês e pode ser traduzido como ser e estar.
O seu significado vai depender do contexto onde o verbo está.
Ao contrário do que muitas pessoas pensam o verbo to be não é tão difícil quanto parece e neste artigo você vai aprender em detalhes como usar o verbo to be no presente nas formas afirmativa, negativa e interrogativa.
Conjugação do verbo to be no presente

A conjugação do verbo to be no presente na forma afirmativa é bem simples, confira:
I am – Eu sou/estou
You are – Você é/está
He is – Ele é/está
She is – Ela é/está
It is – Ele/ela/isto é/está (animais e coisas)
We are – Nós somos/estamos
You are – Vocês são/estão
They are – Eles/elas são/estão
Como você pode ver a conjugação do verbo to be no presente se resume a três palavras: am, are e is.
Para ficar mais fácil de lembrar:
Am só é usado com o pronome I.
Is só é usado na terceira pessoa do singular com os pronomes He, She e It.
E para os demais pronomes You, We e They usaremos sempre Are.
Contração do verbo to be
É muito mais comum em uma conversa ou texto mais informal usarmos o verbo to be em sua forma contraída.
Veja a contração do verbo to be no presente:
I am – I’m
You are – You’re
He is – He’s
She is – She’s
It is – It’s
We are – We’re
You are – You’re
They are – They’re
Exemplos:
You’re a girl – Você é uma menina
She’s a doctor – Ela é médica
They are friends – Eles são amigos
I am sick – Eu estou doente
He is working – Ele está trabalhando
We’re at home – Nós estamos em casa
You are beautiful today – Você está bonita hoje
I am happy – Eu sou/estou feliz
It is raining – Está chovendo
Forma negativa do verbo to be no presente
Para formarmos a forma negativa com o verbo to be nós precisamos apenas acrescentar a palavra “not” logo após o verbo:
I am not – Eu não sou/estou
You are not – Você não é/está
He is not – Ele não é/está
She is not – Ela não é/está
It is not – Ele/ela/isto não é/está (animais e coisas)
We are not – Nós não somos/estamos
You are not – Vocês não são/estão
They are not – Eles/elas não são/estão
Forma negativa contraída
Na forma negativa do verbo to be também podemos usar sua forma contraída:
You aren’t
He isn’t
She isn’t
It isn’t
We aren’t
They aren’t
*I am not não possui uma forma contraída em sua forma negativa.
Exemplos:
He is not a journalist – Ele não é um jornalista
They aren’t brothers – Eles não são irmãos
You are not studying – Você não está estudando
She isn’t waiting for you – Ela não está esperando você
Forma interrogativa do verbo to be no presente
Para formarmos a forma interrogativa do verbo to be precisamos apenas inverter o verbo com o sujeito da frase:
Am I – Eu sou/estou?
Are you – Você é/está?
Is he – Ele é/está?
Is she – Ela é/está?
Is it – Ele/ela/isto é está?
Are we – Nós somos/estamos?
Are you – Vocês são/estão?
Are they – Eles são/estão?
Exemplos:
Are you hungry? – Você está com fome?
Am I wrong? – Eu estou errado?
Is he a dentist? – Ele é dentista?
Are they at school? – Eles estão na escola?
Is she thirsty? – Ela está com sede?
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