must saber
Verbo regolare: saber - sabered- sabered

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must saber
you must saber
she must saber
we must saber
you must saber
they must saber 	I must be sabering
you must be sabering
she must be sabering
we must be sabering
you must be sabering
they must be sabering	I must have sabered
you must have sabered
she must have sabered
we must have sabered
you must have sabered
they must have sabered	I must have been sabering
you must have been sabering
she must have been sabering
we must have been sabering
you must have been sabering
they must have been sabering	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not saber
you must not saber
she must not saber
we must not saber
you must not saber
they must not saber 	I must not be sabering
you must not be sabering
she must not be sabering
we must not be sabering
you must not be sabering
they must not be sabering	I must not have sabered
you must not have sabered
she must not have sabered
we must not have sabered
you must not have sabered
they must not have sabered	I must not have been sabering
you must not have been sabering
she must not have been sabering
we must not have been sabering
you must not have been sabering
they must not have been sabering	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I saber?
must you saber?
must she saber?
must we saber?
must you saber?
must they saber? 	must I be sabering?
must you be sabering?
must she be sabering?
must we be sabering?
must you be sabering?
must they be sabering? 	must I have sabered?
must you have sabered?
must she have sabered?
must we have sabered?
must you have sabered?
must they have sabered? 	must I have been sabering?
must you have been sabering?
must she have been sabering?
must we have been sabering?
must you have been sabering?
must they have been sabering? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not saber?
must you not saber?
must she not saber?
must we not saber?
must you not saber?
must they not saber? 	must I not be sabering?
must you not be sabering?
must she not be sabering?
must we not be sabering?
must you not be sabering?
must they not be sabering? 	must I not have sabered?
must you not have sabered?
must she not have sabered?
must we not have sabered?
must you not have sabered?
must they not have sabered? 	must I not have been sabering?
must you not have been sabering?
must she not have been sabering?
must we not have been sabering?
must you not have been sabering?
must they not have been sabering?