Conjugación del verbo inglés
MUST WARN

Verbo regular: warn - warned - warned

Afirmación

Forma simple	Forma con V-ing
I must warn you must warn he must warn we must warn you must warn they must warn	I must be warning you must be warning he must be warning we must be warning you must be warning they must be warning
Perfecto	Perfecto con V-ing
I must have warned you must have warned he must have warned we must have warned you must have warned they must have warned	I must have been warning you must have been warning he must have been warning we must have been warning you must have been warning they must have been warning

Negación

Forma simple	Forma con V-ing
I must not warn you must not warn he must not warn we must not warn you must not warn they must not warn	I must not be warning you must not be warning he must not be warning we must not be warning you must not be warning they must not be warning
Perfecto	Perfecto con V-ing
I must not have warned you must not have warned he must not have warned we must not have warned you must not have warned they must not have warned	I must not have been warning you must not have been warning he must not have been warning we must not have been warning you must not have been warning they must not have been warning

Forma interrogativa

Forma simple	Forma con V-ing
must I warn? must you warn? must he warn? must we warn? must you warn? must they warn?	must I be warning? must you be warning? must he be warning? must we be warning? must you be warning? must they be warning?
Perfecto	Perfecto con V-ing
must I have warned? must you have warned? must he have warned? must we have warned? must you have warned? must they have warned?	must I have been warning? must you have been warning? must he have been warning? must we have been warning? must you have been warning? must they have been warning?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not warn? must you not warn? must he not warn? must we not warn? must you not warn? must they not warn?	must I not be warning? must you not be warning? must he not be warning? must we not be warning? must you not be warning? must they not be warning?
Perfecto	Perfecto con V-ing
must I not have warned? must you not have warned? must he not have warned? must we not have warned? must you not have warned? must they not have warned?	must I not have been warning? must you not have been warning? must he not have been warning? must we not have been warning? must you not have been warning? must they not have been warning?