Conjugación del verbo inglés
MUST HEARKEN

Verbo regular: hearken - hearkened - hearkened

Afirmación

Forma simple	Forma con V-ing
I must hearken you must hearken he must hearken we must hearken you must hearken they must hearken	I must be hearkening you must be hearkening he must be hearkening we must be hearkening you must be hearkening they must be hearkening
Perfecto	Perfecto con V-ing
I must have hearkened you must have hearkened he must have hearkened we must have hearkened you must have hearkened they must have hearkened	I must have been hearkening you must have been hearkening he must have been hearkening we must have been hearkening you must have been hearkening they must have been hearkening

Negación

Forma simple	Forma con V-ing
I must not hearken you must not hearken he must not hearken we must not hearken you must not hearken they must not hearken	I must not be hearkening you must not be hearkening he must not be hearkening we must not be hearkening you must not be hearkening they must not be hearkening
Perfecto	Perfecto con V-ing
I must not have hearkened you must not have hearkened he must not have hearkened we must not have hearkened you must not have hearkened they must not have hearkened	I must not have been hearkening you must not have been hearkening he must not have been hearkening we must not have been hearkening you must not have been hearkening they must not have been hearkening

Forma interrogativa

Forma simple	Forma con V-ing
must I hearken? must you hearken? must he hearken? must we hearken? must you hearken? must they hearken?	must I be hearkening? must you be hearkening? must he be hearkening? must we be hearkening? must you be hearkening? must they be hearkening?
Perfecto	Perfecto con V-ing
must I have hearkened? must you have hearkened? must he have hearkened? must we have hearkened? must you have hearkened? must they have hearkened?	must I have been hearkening? must you have been hearkening? must he have been hearkening? must we have been hearkening? must you have been hearkening? must they have been hearkening?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not hearken? must you not hearken? must he not hearken? must we not hearken? must you not hearken? must they not hearken?	must I not be hearkening? must you not be hearkening? must he not be hearkening? must we not be hearkening? must you not be hearkening? must they not be hearkening?
Perfecto	Perfecto con V-ing
must I not have hearkened? must you not have hearkened? must he not have hearkened? must we not have hearkened? must you not have hearkened? must they not have hearkened?	must I not have been hearkening? must you not have been hearkening? must he not have been hearkening? must we not have been hearkening? must you not have been hearkening? must they not have been hearkening?