must iterate
Verbo regular: iterate - iterated- iterated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must iterate
you must iterate
he must iterate
we must iterate
you must iterate
they must iterate 	I must be iterating
you must be iterating
he must be iterating
we must be iterating
you must be iterating
they must be iterating	I must have iterated
you must have iterated
he must have iterated
we must have iterated
you must have iterated
they must have iterated	I must have been iterating
you must have been iterating
he must have been iterating
we must have been iterating
you must have been iterating
they must have been iterating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not iterate
you must not iterate
he must not iterate
we must not iterate
you must not iterate
they must not iterate 	I must not be iterating
you must not be iterating
he must not be iterating
we must not be iterating
you must not be iterating
they must not be iterating	I must not have iterated
you must not have iterated
he must not have iterated
we must not have iterated
you must not have iterated
they must not have iterated	I must not have been iterating
you must not have been iterating
he must not have been iterating
we must not have been iterating
you must not have been iterating
they must not have been iterating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I iterate?
must you iterate?
must he iterate?
must we iterate?
must you iterate?
must they iterate? 	must I be iterating?
must you be iterating?
must he be iterating?
must we be iterating?
must you be iterating?
must they be iterating? 	must I have iterated?
must you have iterated?
must he have iterated?
must we have iterated?
must you have iterated?
must they have iterated? 	must I have been iterating?
must you have been iterating?
must he have been iterating?
must we have been iterating?
must you have been iterating?
must they have been iterating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not iterate?
must you not iterate?
must he not iterate?
must we not iterate?
must you not iterate?
must they not iterate? 	must I not be iterating?
must you not be iterating?
must he not be iterating?
must we not be iterating?
must you not be iterating?
must they not be iterating? 	must I not have iterated?
must you not have iterated?
must he not have iterated?
must we not have iterated?
must you not have iterated?
must they not have iterated? 	must I not have been iterating?
must you not have been iterating?
must he not have been iterating?
must we not have been iterating?
must you not have been iterating?
must they not have been iterating?