must forego
Verbo irregular: forego - forewent- foregone

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must forego
you must forego
he must forego
we must forego
you must forego
they must forego 	I must be foregoing
you must be foregoing
he must be foregoing
we must be foregoing
you must be foregoing
they must be foregoing	I must have foregone
you must have foregone
he must have foregone
we must have foregone
you must have foregone
they must have foregone	I must have been foregoing
you must have been foregoing
he must have been foregoing
we must have been foregoing
you must have been foregoing
they must have been foregoing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not forego
you must not forego
he must not forego
we must not forego
you must not forego
they must not forego 	I must not be foregoing
you must not be foregoing
he must not be foregoing
we must not be foregoing
you must not be foregoing
they must not be foregoing	I must not have foregone
you must not have foregone
he must not have foregone
we must not have foregone
you must not have foregone
they must not have foregone	I must not have been foregoing
you must not have been foregoing
he must not have been foregoing
we must not have been foregoing
you must not have been foregoing
they must not have been foregoing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I forego?
must you forego?
must he forego?
must we forego?
must you forego?
must they forego? 	must I be foregoing?
must you be foregoing?
must he be foregoing?
must we be foregoing?
must you be foregoing?
must they be foregoing? 	must I have foregone?
must you have foregone?
must he have foregone?
must we have foregone?
must you have foregone?
must they have foregone? 	must I have been foregoing?
must you have been foregoing?
must he have been foregoing?
must we have been foregoing?
must you have been foregoing?
must they have been foregoing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not forego?
must you not forego?
must he not forego?
must we not forego?
must you not forego?
must they not forego? 	must I not be foregoing?
must you not be foregoing?
must he not be foregoing?
must we not be foregoing?
must you not be foregoing?
must they not be foregoing? 	must I not have foregone?
must you not have foregone?
must he not have foregone?
must we not have foregone?
must you not have foregone?
must they not have foregone? 	must I not have been foregoing?
must you not have been foregoing?
must he not have been foregoing?
must we not have been foregoing?
must you not have been foregoing?
must they not have been foregoing?