Conjugación del verbo inglés
MUST SUBSTITUTE

Verbo regular: substitute - substituted - substituted

Afirmación

Forma simple	Forma con V-ing
I must substitute you must substitute he must substitute we must substitute you must substitute they must substitute	I must be substituting you must be substituting he must be substituting we must be substituting you must be substituting they must be substituting
Perfecto	Perfecto con V-ing
I must have substituted you must have substituted he must have substituted we must have substituted you must have substituted they must have substituted	I must have been substituting you must have been substituting he must have been substituting we must have been substituting you must have been substituting they must have been substituting

Negación

Forma simple	Forma con V-ing
I must not substitute you must not substitute he must not substitute we must not substitute you must not substitute they must not substitute	I must not be substituting you must not be substituting he must not be substituting we must not be substituting you must not be substituting they must not be substituting
Perfecto	Perfecto con V-ing
I must not have substituted you must not have substituted he must not have substituted we must not have substituted you must not have substituted they must not have substituted	I must not have been substituting you must not have been substituting he must not have been substituting we must not have been substituting you must not have been substituting they must not have been substituting

Forma interrogativa

Forma simple	Forma con V-ing
must I substitute? must you substitute? must he substitute? must we substitute? must you substitute? must they substitute?	must I be substituting? must you be substituting? must he be substituting? must we be substituting? must you be substituting? must they be substituting?
Perfecto	Perfecto con V-ing
must I have substituted? must you have substituted? must he have substituted? must we have substituted? must you have substituted? must they have substituted?	must I have been substituting? must you have been substituting? must he have been substituting? must we have been substituting? must you have been substituting? must they have been substituting?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not substitute? must you not substitute? must he not substitute? must we not substitute? must you not substitute? must they not substitute?	must I not be substituting? must you not be substituting? must he not be substituting? must we not be substituting? must you not be substituting? must they not be substituting?
Perfecto	Perfecto con V-ing
must I not have substituted? must you not have substituted? must he not have substituted? must we not have substituted? must you not have substituted? must they not have substituted?	must I not have been substituting? must you not have been substituting? must he not have been substituting? must we not have been substituting? must you not have been substituting? must they not have been substituting?