must ionize
Verbo regular: ionize - ionized- ionized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must ionize
you must ionize
he must ionize
we must ionize
you must ionize
they must ionize 	I must be ionizing
you must be ionizing
he must be ionizing
we must be ionizing
you must be ionizing
they must be ionizing	I must have ionized
you must have ionized
he must have ionized
we must have ionized
you must have ionized
they must have ionized	I must have been ionizing
you must have been ionizing
he must have been ionizing
we must have been ionizing
you must have been ionizing
they must have been ionizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not ionize
you must not ionize
he must not ionize
we must not ionize
you must not ionize
they must not ionize 	I must not be ionizing
you must not be ionizing
he must not be ionizing
we must not be ionizing
you must not be ionizing
they must not be ionizing	I must not have ionized
you must not have ionized
he must not have ionized
we must not have ionized
you must not have ionized
they must not have ionized	I must not have been ionizing
you must not have been ionizing
he must not have been ionizing
we must not have been ionizing
you must not have been ionizing
they must not have been ionizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I ionize?
must you ionize?
must he ionize?
must we ionize?
must you ionize?
must they ionize? 	must I be ionizing?
must you be ionizing?
must he be ionizing?
must we be ionizing?
must you be ionizing?
must they be ionizing? 	must I have ionized?
must you have ionized?
must he have ionized?
must we have ionized?
must you have ionized?
must they have ionized? 	must I have been ionizing?
must you have been ionizing?
must he have been ionizing?
must we have been ionizing?
must you have been ionizing?
must they have been ionizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not ionize?
must you not ionize?
must he not ionize?
must we not ionize?
must you not ionize?
must they not ionize? 	must I not be ionizing?
must you not be ionizing?
must he not be ionizing?
must we not be ionizing?
must you not be ionizing?
must they not be ionizing? 	must I not have ionized?
must you not have ionized?
must he not have ionized?
must we not have ionized?
must you not have ionized?
must they not have ionized? 	must I not have been ionizing?
must you not have been ionizing?
must he not have been ionizing?
must we not have been ionizing?
must you not have been ionizing?
must they not have been ionizing?