Conjugación del verbo inglés
MUST FLAIL

Verbo regular: flail - flailed - flailed

Afirmación

Forma simple	Forma con V-ing
I must flail you must flail he must flail we must flail you must flail they must flail	I must be flailing you must be flailing he must be flailing we must be flailing you must be flailing they must be flailing
Perfecto	Perfecto con V-ing
I must have flailed you must have flailed he must have flailed we must have flailed you must have flailed they must have flailed	I must have been flailing you must have been flailing he must have been flailing we must have been flailing you must have been flailing they must have been flailing

Negación

Forma simple	Forma con V-ing
I must not flail you must not flail he must not flail we must not flail you must not flail they must not flail	I must not be flailing you must not be flailing he must not be flailing we must not be flailing you must not be flailing they must not be flailing
Perfecto	Perfecto con V-ing
I must not have flailed you must not have flailed he must not have flailed we must not have flailed you must not have flailed they must not have flailed	I must not have been flailing you must not have been flailing he must not have been flailing we must not have been flailing you must not have been flailing they must not have been flailing

Forma interrogativa

Forma simple	Forma con V-ing
must I flail? must you flail? must he flail? must we flail? must you flail? must they flail?	must I be flailing? must you be flailing? must he be flailing? must we be flailing? must you be flailing? must they be flailing?
Perfecto	Perfecto con V-ing
must I have flailed? must you have flailed? must he have flailed? must we have flailed? must you have flailed? must they have flailed?	must I have been flailing? must you have been flailing? must he have been flailing? must we have been flailing? must you have been flailing? must they have been flailing?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not flail? must you not flail? must he not flail? must we not flail? must you not flail? must they not flail?	must I not be flailing? must you not be flailing? must he not be flailing? must we not be flailing? must you not be flailing? must they not be flailing?
Perfecto	Perfecto con V-ing
must I not have flailed? must you not have flailed? must he not have flailed? must we not have flailed? must you not have flailed? must they not have flailed?	must I not have been flailing? must you not have been flailing? must he not have been flailing? must we not have been flailing? must you not have been flailing? must they not have been flailing?