El inglés es un idioma que permite economizar su lenguaje a través de las famosas contracciones. Se trata de acortar ciertas formas verbales para ganar en tiempo e incrementar la rapidez con la que nos comunicamos. 

 

Comencemos analizando las contracciones que encontramos en los verbos "de" y "have got" en presente simple:

 

 

TO BE (AFIRMATIVA)

 

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)

TO BE (NEGATIVA)

 

I am not (I'm not)

 

You are not (you aren't)

 

He is not (He isn't)

 

She is not (she isn't)

 

It is not (it isn't)

 

We are not (we aren't)

 

You are not (you aren't)

 

They are not (they aren't)

 

TO HAVE GOT (AFIRMATIVA)

 

I have got (I've got)

 

You have got (you haven't)

 

He has got (He's got)

 

She has got (she's got)

 

It has got (it's got)

 

We have got (we've got)

 

You have got (you've got)

 

They have got ( they've got)

 

TO HAVE GOT (NEGATIVA)

 

I have not got (I haven't got)

 

You have not got (you haven't got)

 

He has not got (he hasn't got)

 

It has not got (It hasn't got)

 

We have not got (we haven't got)

 

You have not got (you haven't got)

 

They have not got (they haven't got)

 

VERBOS MODALES

 

Cannot (can't)

 

Could not (couldn't)

 

Will ( 'll)

 

Will not (won't)

 

Should ('d)

 

Should not (shouldn't)

 

Need not (needn't)

 

Might not (mightn't)

 

Shall not (shan't)

 

Should have (should've)

 

Must have (must've)

 

Could have (could've)

 

Would have (would've)

 

WH-WORDS 

 

Who is (who's)

 

Who are (who 're)

 

Who will (who'll)

 

Who would (who' d)

 

What is (what's)

 

What are (what're)

 

What will (what'll)

 

PRESENTE SIMPLE EN NEGATIVA

 

Para el presente simple en negativa utilizamos las siguientes contracciones: 

 

do not (don't)

does not (doesn't)

 

Por ejemplo:

 

I don't go

You don't go

He / she / it doesn't go

We / You / They don't go

 

PASADO SIMPLE EN NEGATIVA

 

Para el pasado simple en negativa utilizamos las siguiente contracción

did not (didn't)

 

Por ejemplo:

 

I didn't go

You didn't go

He /she / it didn't go

We / you / they didn't go

 

 

WAS, WERE Y HAD EN PASADO SIMPLE

 

Las formas "was" y "were" se corresponden con el pasado del verbo "be" en ingles. Estas dos formas admiten contracciones en forma negativa. Por ejemplo:

 

was not (wasn't)

 

were not (weren't)

 

 

En cuanto a la forma "had" refiere al pasado del verbo "have" , y que también puede actuar de verbo auxiliar en tiempos perfectos. Por ejemplo:

 

had ('d)

 

had not (hadn't)