may vouch
Verbo regular: vouch - vouched- vouched

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may vouch
you may vouch
she may vouch
we may vouch
you may vouch
they may vouch 	I may be vouching
you may be vouching
she may be vouching
we may be vouching
you may be vouching
they may be vouching	I may have vouched
you may have vouched
she may have vouched
we may have vouched
you may have vouched
they may have vouched	I may have been vouching
you may have been vouching
she may have been vouching
we may have been vouching
you may have been vouching
they may have been vouching	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not vouch
you may not vouch
she may not vouch
we may not vouch
you may not vouch
they may not vouch 	I may not be vouching
you may not be vouching
she may not be vouching
we may not be vouching
you may not be vouching
they may not be vouching	I may not have vouched
you may not have vouched
she may not have vouched
we may not have vouched
you may not have vouched
they may not have vouched	I may not have been vouching
you may not have been vouching
she may not have been vouching
we may not have been vouching
you may not have been vouching
they may not have been vouching	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I vouch?
may you vouch?
may she vouch?
may we vouch?
may you vouch?
may they vouch? 	may I be vouching?
may you be vouching?
may she be vouching?
may we be vouching?
may you be vouching?
may they be vouching? 	may I have vouched?
may you have vouched?
may she have vouched?
may we have vouched?
may you have vouched?
may they have vouched? 	may I have been vouching?
may you have been vouching?
may she have been vouching?
may we have been vouching?
may you have been vouching?
may they have been vouching? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not vouch?
may you not vouch?
may she not vouch?
may we not vouch?
may you not vouch?
may they not vouch? 	may I not be vouching?
may you not be vouching?
may she not be vouching?
may we not be vouching?
may you not be vouching?
may they not be vouching? 	may I not have vouched?
may you not have vouched?
may she not have vouched?
may we not have vouched?
may you not have vouched?
may they not have vouched? 	may I not have been vouching?
may you not have been vouching?
may she not have been vouching?
may we not have been vouching?
may you not have been vouching?
may they not have been vouching?