Verb tenses Afirmative Negative Interrogative

Frmula [SUJETO] + [VERBO] (en infinitivo sin to) [SUJETO] + do(es) + not + [VERBO] do(es) + [SUJETO] + [VERBO] ?

Plural They write a letter They don't write a letter Do they write a letter?

Singular He writes a letter He doesn't write a letter Does he write a letter?

Frmula[SUJETO] + am/are/is (verbo to be) + [ VERBO CON -ING (

gerundio)]

[SUJETO] + am/are/is (verbo "to be") + not + [VERBO CON -ING (

gerundio)] am/are/is + [SUJETO] + [VERBO CON "-ing"]?

Plural They are writing a letter They aren't writing a letter Are they writing a letter?

Singular He is writing a letter He isn't writing a letter Is he writing a letter?

Frmula [SUJETO] + [VERBO EN PASADO, TERMINACIN "-ed"] [SUJETO] + did + not + [VERBO EN INFINITIVO (sin to)] Did + [SUJETO] + [VERBO EN INFINITIVO (sin to)] ?

Plural They wrote a letter They didn't write a letter Did they write a letter?

Singular He wrote a letter He didn't write a letter Did he write a letter?

Frmula [SUJETO] + was/were + [VERBO con terminacin -ing (gerundio)][SUJETO] + was/were not + [VERBO con la terminacin -ing (

gerundio)]

was/were + [SUJETO]+ [VERBO con la terminacin -ing (

gerundio)]?

Plural They were writing a letter They weren't writing a letter Were they writing a letter?

Singular He was writing a letter He wasn't writing a letter Was he writing a letter?

Frmula [SUJETO] + have/has + [PARTICIPIO DEL VERBO] [SUJETO] + have/has + not + [VERBO EN PARTICIPIO] Have/has + [SUJETO] + [VERBO EN PARTICIPIO]?

Plural They have written a letter They haven't written a letter Have they written a letter?

Singular He has written a letter He hasn't written a letter Has he written a letter?

Frmula [SUJETO] + have/has been + [VERBO EN GERUNDIO (-ing form)][SUJETO] + have/has not been + [VERBO EN GERUNDIO (-ing

form)]

Have/has + [SUJETO] + been + [VERBO EN GERUNDIO (-ing

form)]?

Plural They have been writing a letter They haven't been writing a letter Have they been writing a letter?

Singular He has been writing a letter He hasn't been writing a letter Has he been writing a letter?

Frmula [SUJETO] + had + [VERBO EN PARTICIPIO] [SUJETO] + had + not + [VERBO EN PARTICIPIO] Had + [SUJETO] + [VERBO EN PARTICIPIO]?

Plural They had written a letter They hadn't written a letter Had they written a letter?

Singular He had written a letter He hadn't written a letter Had he written a letter?

Frmula Sujeto + had been+ verbo con terminacin -ing ( gerundio) Sujeto + had+ not + been + verbo en gerundio Had + sujeto + been + verbo en gerundio?

Plural They had been writing a letter They hadn't been writing a letter Had they been writing a letter?

Singular He had been writing a letter He hadn't been writing a letter Had he been writing a letter?

Frmula SUJETO + will/shall + VERBO SUJETO + will + not + VERBO will + SUJETO + VERBO?

Plural They will write a letter They won't write a letter Will they write a letter?

Singular He will write a letter He won't write a letter Will he write a letter?

Frmula SUJETO + will be + VERBO CON TERMINACIN-ing ( gerundio) SUJETO + will not be + gerundio del verbo will SUJETO + be + gerundio

Plural They will be writing a letter They won't be writing a letter Will they be writing a letter?

Singular He will be writing a letter He won't be writing a letter Will we be writing a letter?

Frmula SUJETO + will/shall have + PARTICIPIO DEL VERBO SUJETO + will/shall not have + PARTICIPIO DEL VERBO will/shall + SUJETO + have + PARTICIPIO DEL VERBO?

Plural They will have written a letter They won't have written a letter Will they have written a letter?

Singular He will have written a letter He won't have written a letter Will he have written a letter?

Frmula[SUJETO] + will/shall have been + [ GERUNDIO DEL VERBO (-ing

form)]

[SUJETO] + will/shall not have been + [GERUNDIO DEL VERBO (-

ing form)] will/shall + [SUJETO] + have been [GERUNDIO DEL VERBO]?

Plural They will have been writing a letter They won't have been writing a letter Will they have been writing a letter?

Singular He will have been writing a letter He won't have been writing a letter Will he have been writing a letter?

Frmula SUJETO + am/are/is going to +VERBO EN INFINITIVO SUJETO + am/are/is not going to + VERBO EN INFINITIVO am/are/is + SUJETO + going to + VERBO EN INFINITIVO ?

Plural They are going to write a letter They aren't going to write a letter Are they going to write a letter?

Singular He is going to write a letter He isn't going to write a letter Is he going to write a letter?

*Acciones que se realizaran en el

futuro y tienen una cierta duracin

*El futuro perfecto se utiliza en

ingls para expresar un suceso que

se terminar en el futuro

*Se usa para indicar que un suceso

que ha podido empezar en el pasado

va a continuar hasta el futuro. Tiene

que ser especificado para que la

frase tenga sentido.

*Acciones que se ha planificado

realizar en el futuro, usualmente en

un futuro cercano.

*Acciones continuadas que se

desarrollaron en el pasado y fueron

anteriores o simultaneas a otras se

hace referencia.

*Rutinas

*Situaciones permanentes

*Leyes naturales o fsicas

*Acciones que se estn haciendo en

el mismo momento que se habla

*Situaciones cclicas en un periodo

de tiempo definido

*Acciones que comenzaron en el

pasado y ya estan terminadas.

*Acciones que comenzaron en el

pasado y se quiere remarcar que

tuvieron una cierta duracin.

*Acciones que comenzaron en el pasado

y que no han terminado an en el

presente

*Acciones que comenzaron y acabaron

en el pasado pero que su efecto

continua en el presente.

*Este tiempo verbal se usa cuando

una accin que ha tenido una cierta

duracin acaba de ser terminada.

*Acciones que terminaron en el

pasado y fueron anteriores a otras

que hace referencia.

*Se utiliza para realizar promesas

*Se utiliza para decisiones tomadas

mientras se est conversando

Future "Be going to"

Past perfect

Past perfect continuous

Future simple

Future continuous

Future perfect

Future perfect continuous

Present simple

Present continuous

Past Simple

Past Continuous

Present perfect

Present Perfect continuous