must lignify
Verbo regular: lignify - lignified- lignified

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must lignify
you must lignify
she must lignify
we must lignify
you must lignify
they must lignify 	I must be lignifying
you must be lignifying
she must be lignifying
we must be lignifying
you must be lignifying
they must be lignifying	I must have lignified
you must have lignified
she must have lignified
we must have lignified
you must have lignified
they must have lignified	I must have been lignifying
you must have been lignifying
she must have been lignifying
we must have been lignifying
you must have been lignifying
they must have been lignifying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not lignify
you must not lignify
she must not lignify
we must not lignify
you must not lignify
they must not lignify 	I must not be lignifying
you must not be lignifying
she must not be lignifying
we must not be lignifying
you must not be lignifying
they must not be lignifying	I must not have lignified
you must not have lignified
she must not have lignified
we must not have lignified
you must not have lignified
they must not have lignified	I must not have been lignifying
you must not have been lignifying
she must not have been lignifying
we must not have been lignifying
you must not have been lignifying
they must not have been lignifying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I lignify?
must you lignify?
must she lignify?
must we lignify?
must you lignify?
must they lignify? 	must I be lignifying?
must you be lignifying?
must she be lignifying?
must we be lignifying?
must you be lignifying?
must they be lignifying? 	must I have lignified?
must you have lignified?
must she have lignified?
must we have lignified?
must you have lignified?
must they have lignified? 	must I have been lignifying?
must you have been lignifying?
must she have been lignifying?
must we have been lignifying?
must you have been lignifying?
must they have been lignifying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not lignify?
must you not lignify?
must she not lignify?
must we not lignify?
must you not lignify?
must they not lignify? 	must I not be lignifying?
must you not be lignifying?
must she not be lignifying?
must we not be lignifying?
must you not be lignifying?
must they not be lignifying? 	must I not have lignified?
must you not have lignified?
must she not have lignified?
must we not have lignified?
must you not have lignified?
must they not have lignified? 	must I not have been lignifying?
must you not have been lignifying?
must she not have been lignifying?
must we not have been lignifying?
must you not have been lignifying?
must they not have been lignifying?