must envision
Verbo regular: envision - envisioned- envisioned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must envision
you must envision
he must envision
we must envision
you must envision
they must envision 	I must be envisioning
you must be envisioning
he must be envisioning
we must be envisioning
you must be envisioning
they must be envisioning	I must have envisioned
you must have envisioned
he must have envisioned
we must have envisioned
you must have envisioned
they must have envisioned	I must have been envisioning
you must have been envisioning
he must have been envisioning
we must have been envisioning
you must have been envisioning
they must have been envisioning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't envision
you mustn't envision
he mustn't envision
we mustn't envision
you mustn't envision
they mustn't envision 	I mustn't be envisioning
you mustn't be envisioning
he mustn't be envisioning
we mustn't be envisioning
you mustn't be envisioning
they mustn't be envisioning	I mustn't have envisioned
you mustn't have envisioned
he mustn't have envisioned
we mustn't have envisioned
you mustn't have envisioned
they mustn't have envisioned	I mustn't have been envisioning
you mustn't have been envisioning
he mustn't have been envisioning
we mustn't have been envisioning
you mustn't have been envisioning
they mustn't have been envisioning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I envision?
must you envision?
must he envision?
must we envision?
must you envision?
must they envision? 	must I be envisioning?
must you be envisioning?
must he be envisioning?
must we be envisioning?
must you be envisioning?
must they be envisioning? 	must I have envisioned?
must you have envisioned?
must he have envisioned?
must we have envisioned?
must you have envisioned?
must they have envisioned? 	must I have been envisioning?
must you have been envisioning?
must he have been envisioning?
must we have been envisioning?
must you have been envisioning?
must they have been envisioning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I envision?
mustn't you envision?
mustn't he envision?
mustn't we envision?
mustn't you envision?
mustn't they envision? 	mustn't I be envisioning?
mustn't you be envisioning?
mustn't he be envisioning?
mustn't we be envisioning?
mustn't you be envisioning?
mustn't they be envisioning? 	mustn't I have envisioned?
mustn't you have envisioned?
mustn't he have envisioned?
mustn't we have envisioned?
mustn't you have envisioned?
mustn't they have envisioned? 	mustn't I have been envisioning?
mustn't you have been envisioning?
mustn't he have been envisioning?
mustn't we have been envisioning?
mustn't you have been envisioning?
mustn't they have been envisioning?