must enlighten
Verbo regular: enlighten - enlightened- enlightened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must enlighten
you must enlighten
she must enlighten
we must enlighten
you must enlighten
they must enlighten 	I must be enlightening
you must be enlightening
she must be enlightening
we must be enlightening
you must be enlightening
they must be enlightening	I must have enlightened
you must have enlightened
she 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
she must have been enlightening
we must have been enlightening
you must have been enlightening
they must have been enlightening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't enlighten
you mustn't enlighten
she mustn't enlighten
we mustn't enlighten
you mustn't enlighten
they mustn't enlighten 	I mustn't be enlightening
you mustn't be enlightening
she mustn't be enlightening
we mustn't be enlightening
you mustn't be enlightening
they mustn't be enlightening	I mustn't have enlightened
you mustn't have enlightened
she mustn't have enlightened
we mustn't have enlightened
you mustn't have enlightened
they mustn't have enlightened	I mustn't have been enlightening
you mustn't have been enlightening
she mustn't have been enlightening
we mustn't have been enlightening
you mustn't have been enlightening
they mustn't have been enlightening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I enlighten?
must you enlighten?
must she enlighten?
must we enlighten?
must you enlighten?
must they enlighten? 	must I be enlightening?
must you be enlightening?
must she be enlightening?
must we be enlightening?
must you be enlightening?
must they be enlightening? 	must I have enlightened?
must you have enlightened?
must she 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 she have been enlightening?
must we have been enlightening?
must you have been enlightening?
must they have been enlightening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I enlighten?
mustn't you enlighten?
mustn't she enlighten?
mustn't we enlighten?
mustn't you enlighten?
mustn't they enlighten? 	mustn't I be enlightening?
mustn't you be enlightening?
mustn't she be enlightening?
mustn't we be enlightening?
mustn't you be enlightening?
mustn't they be enlightening? 	mustn't I have enlightened?
mustn't you have enlightened?
mustn't she have enlightened?
mustn't we have enlightened?
mustn't you have enlightened?
mustn't they have enlightened? 	mustn't I have been enlightening?
mustn't you have been enlightening?
mustn't she have been enlightening?
mustn't we have been enlightening?
mustn't you have been enlightening?
mustn't they have been enlightening?