must lemmatize
Verbo regular: lemmatize - lemmatized- lemmatized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must lemmatize
you must lemmatize
he must lemmatize
we must lemmatize
you must lemmatize
they must lemmatize 	I must be lemmatizing
you must be lemmatizing
he must be lemmatizing
we must be lemmatizing
you must be lemmatizing
they must be lemmatizing	I must have lemmatized
you must have lemmatized
he must have lemmatized
we must have lemmatized
you must have lemmatized
they must have lemmatized	I must have been lemmatizing
you must have been lemmatizing
he must have been lemmatizing
we must have been lemmatizing
you must have been lemmatizing
they must have been lemmatizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not lemmatize
you must not lemmatize
he must not lemmatize
we must not lemmatize
you must not lemmatize
they must not lemmatize 	I must not be lemmatizing
you must not be lemmatizing
he must not be lemmatizing
we must not be lemmatizing
you must not be lemmatizing
they must not be lemmatizing	I must not have lemmatized
you must not have lemmatized
he must not have lemmatized
we must not have lemmatized
you must not have lemmatized
they must not have lemmatized	I must not have been lemmatizing
you must not have been lemmatizing
he must not have been lemmatizing
we must not have been lemmatizing
you must not have been lemmatizing
they must not have been lemmatizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I lemmatize?
must you lemmatize?
must he lemmatize?
must we lemmatize?
must you lemmatize?
must they lemmatize? 	must I be lemmatizing?
must you be lemmatizing?
must he be lemmatizing?
must we be lemmatizing?
must you be lemmatizing?
must they be lemmatizing? 	must I have lemmatized?
must you have lemmatized?
must he have lemmatized?
must we have lemmatized?
must you have lemmatized?
must they have lemmatized? 	must I have been lemmatizing?
must you have been lemmatizing?
must he have been lemmatizing?
must we have been lemmatizing?
must you have been lemmatizing?
must they have been lemmatizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not lemmatize?
must you not lemmatize?
must he not lemmatize?
must we not lemmatize?
must you not lemmatize?
must they not lemmatize? 	must I not be lemmatizing?
must you not be lemmatizing?
must he not be lemmatizing?
must we not be lemmatizing?
must you not be lemmatizing?
must they not be lemmatizing? 	must I not have lemmatized?
must you not have lemmatized?
must he not have lemmatized?
must we not have lemmatized?
must you not have lemmatized?
must they not have lemmatized? 	must I not have been lemmatizing?
must you not have been lemmatizing?
must he not have been lemmatizing?
must we not have been lemmatizing?
must you not have been lemmatizing?
must they not have been lemmatizing?