must enlighten
Verbo regolare: enlighten - enlightened- enlightened

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must enlighten
you must enlighten
he must enlighten
we must enlighten
you must enlighten
they must enlighten 	I must be enlightening
you must be enlightening
he must be enlightening
we must be enlightening
you must be enlightening
they must be enlightening	I must have enlightened
you must have enlightened
he must have enlightened
we must have enlightened
you must have enlightened
they must have enlightened	I must have been enlightening
you must have been enlightening
he must have been enlightening
we must have been enlightening
you must have been enlightening
they must have been enlightening	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not enlighten
you must not enlighten
he must not enlighten
we must not enlighten
you must not enlighten
they must not enlighten 	I must not be enlightening
you must not be enlightening
he must not be enlightening
we must not be enlightening
you must not be enlightening
they must not be enlightening	I must not have enlightened
you must not have enlightened
he must not have enlightened
we must not have enlightened
you must not have enlightened
they must not have enlightened	I must not have been enlightening
you must not have been enlightening
he must not have been enlightening
we must not have been enlightening
you must not have been enlightening
they must not have been enlightening	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I enlighten?
must you enlighten?
must he enlighten?
must we enlighten?
must you enlighten?
must they enlighten? 	must I be enlightening?
must you be enlightening?
must he be enlightening?
must we be enlightening?
must you be enlightening?
must they be enlightening? 	must I have enlightened?
must you have enlightened?
must he have enlightened?
must we have enlightened?
must you have enlightened?
must they have enlightened? 	must I have been enlightening?
must you have been enlightening?
must he have been enlightening?
must we have been enlightening?
must you have been enlightening?
must they have been enlightening? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not enlighten?
must you not enlighten?
must he not enlighten?
must we not enlighten?
must you not enlighten?
must they not enlighten? 	must I not be enlightening?
must you not be enlightening?
must he not be enlightening?
must we not be enlightening?
must you not be enlightening?
must they not be enlightening? 	must I not have enlightened?
must you not have enlightened?
must he not have enlightened?
must we not have enlightened?
must you not have enlightened?
must they not have enlightened? 	must I not have been enlightening?
must you not have been enlightening?
must he not have been enlightening?
must we not have been enlightening?
must you not have been enlightening?
must they not have been enlightening?