must veto
Verbo regular: veto - vetoed- vetoed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must veto
you must veto
he must veto
we must veto
you must veto
they must veto 	I must be vetoing
you must be vetoing
he must be vetoing
we must be vetoing
you must be vetoing
they must be vetoing	I must have vetoed
you must have vetoed
he must have vetoed
we must have vetoed
you must have vetoed
they must have vetoed	I must have been vetoing
you must have been vetoing
he must have been vetoing
we must have been vetoing
you must have been vetoing
they must have been vetoing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not veto
you must not veto
he must not veto
we must not veto
you must not veto
they must not veto 	I must not be vetoing
you must not be vetoing
he must not be vetoing
we must not be vetoing
you must not be vetoing
they must not be vetoing	I must not have vetoed
you must not have vetoed
he must not have vetoed
we must not have vetoed
you must not have vetoed
they must not have vetoed	I must not have been vetoing
you must not have been vetoing
he must not have been vetoing
we must not have been vetoing
you must not have been vetoing
they must not have been vetoing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I veto?
must you veto?
must he veto?
must we veto?
must you veto?
must they veto? 	must I be vetoing?
must you be vetoing?
must he be vetoing?
must we be vetoing?
must you be vetoing?
must they be vetoing? 	must I have vetoed?
must you have vetoed?
must he have vetoed?
must we have vetoed?
must you have vetoed?
must they have vetoed? 	must I have been vetoing?
must you have been vetoing?
must he have been vetoing?
must we have been vetoing?
must you have been vetoing?
must they have been vetoing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not veto?
must you not veto?
must he not veto?
must we not veto?
must you not veto?
must they not veto? 	must I not be vetoing?
must you not be vetoing?
must he not be vetoing?
must we not be vetoing?
must you not be vetoing?
must they not be vetoing? 	must I not have vetoed?
must you not have vetoed?
must he not have vetoed?
must we not have vetoed?
must you not have vetoed?
must they not have vetoed? 	must I not have been vetoing?
must you not have been vetoing?
must he not have been vetoing?
must we not have been vetoing?
must you not have been vetoing?
must they not have been vetoing?