must degenerate
Verbo regolare: degenerate - degenerated- degenerated

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must degenerate
you must degenerate
he must degenerate
we must degenerate
you must degenerate
they must degenerate 	I must be degenerating
you must be degenerating
he must be degenerating
we must be degenerating
you must be degenerating
they must be degenerating	I must have degenerated
you must have degenerated
he must have degenerated
we must have degenerated
you must have degenerated
they must have degenerated	I must have been degenerating
you must have been degenerating
he must have been degenerating
we must have been degenerating
you must have been degenerating
they must have been degenerating	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not degenerate
you must not degenerate
he must not degenerate
we must not degenerate
you must not degenerate
they must not degenerate 	I must not be degenerating
you must not be degenerating
he must not be degenerating
we must not be degenerating
you must not be degenerating
they must not be degenerating	I must not have degenerated
you must not have degenerated
he must not have degenerated
we must not have degenerated
you must not have degenerated
they must not have degenerated	I must not have been degenerating
you must not have been degenerating
he must not have been degenerating
we must not have been degenerating
you must not have been degenerating
they must not have been degenerating	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I degenerate?
must you degenerate?
must he degenerate?
must we degenerate?
must you degenerate?
must they degenerate? 	must I be degenerating?
must you be degenerating?
must he be degenerating?
must we be degenerating?
must you be degenerating?
must they be degenerating? 	must I have degenerated?
must you have degenerated?
must he have degenerated?
must we have degenerated?
must you have degenerated?
must they have degenerated? 	must I have been degenerating?
must you have been degenerating?
must he have been degenerating?
must we have been degenerating?
must you have been degenerating?
must they have been degenerating? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not degenerate?
must you not degenerate?
must he not degenerate?
must we not degenerate?
must you not degenerate?
must they not degenerate? 	must I not be degenerating?
must you not be degenerating?
must he not be degenerating?
must we not be degenerating?
must you not be degenerating?
must they not be degenerating? 	must I not have degenerated?
must you not have degenerated?
must he not have degenerated?
must we not have degenerated?
must you not have degenerated?
must they not have degenerated? 	must I not have been degenerating?
must you not have been degenerating?
must he not have been degenerating?
must we not have been degenerating?
must you not have been degenerating?
must they not have been degenerating?