must shield
Verbo regolare: shield - shielded- shielded

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must shield
you must shield
she must shield
we must shield
you must shield
they must shield 	I must be shielding
you must be shielding
she must be shielding
we must be shielding
you must be shielding
they must be shielding	I must have shielded
you must have shielded
she must have shielded
we must have shielded
you must have shielded
they must have shielded	I must have been shielding
you must have been shielding
she must have been shielding
we must have been shielding
you must have been shielding
they must have been shielding	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not shield
you must not shield
she must not shield
we must not shield
you must not shield
they must not shield 	I must not be shielding
you must not be shielding
she must not be shielding
we must not be shielding
you must not be shielding
they must not be shielding	I must not have shielded
you must not have shielded
she must not have shielded
we must not have shielded
you must not have shielded
they must not have shielded	I must not have been shielding
you must not have been shielding
she must not have been shielding
we must not have been shielding
you must not have been shielding
they must not have been shielding	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I shield?
must you shield?
must she shield?
must we shield?
must you shield?
must they shield? 	must I be shielding?
must you be shielding?
must she be shielding?
must we be shielding?
must you be shielding?
must they be shielding? 	must I have shielded?
must you have shielded?
must she have shielded?
must we have shielded?
must you have shielded?
must they have shielded? 	must I have been shielding?
must you have been shielding?
must she have been shielding?
must we have been shielding?
must you have been shielding?
must they have been shielding? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not shield?
must you not shield?
must she not shield?
must we not shield?
must you not shield?
must they not shield? 	must I not be shielding?
must you not be shielding?
must she not be shielding?
must we not be shielding?
must you not be shielding?
must they not be shielding? 	must I not have shielded?
must you not have shielded?
must she not have shielded?
must we not have shielded?
must you not have shielded?
must they not have shielded? 	must I not have been shielding?
must you not have been shielding?
must she not have been shielding?
must we not have been shielding?
must you not have been shielding?
must they not have been shielding?