may proceed
Verbo regular: proceed - proceeded- proceeded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may proceed
you may proceed
she may proceed
we may proceed
you may proceed
they may proceed 	I may be proceeding
you may be proceeding
she may be proceeding
we may be proceeding
you may be proceeding
they may be proceeding	I may have proceeded
you may have proceeded
she may have proceeded
we may have proceeded
you may have proceeded
they may have proceeded	I may have been proceeding
you may have been proceeding
she may have been proceeding
we may have been proceeding
you may have been proceeding
they may have been proceeding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not proceed
you may not proceed
she may not proceed
we may not proceed
you may not proceed
they may not proceed 	I may not be proceeding
you may not be proceeding
she may not be proceeding
we may not be proceeding
you may not be proceeding
they may not be proceeding	I may not have proceeded
you may not have proceeded
she may not have proceeded
we may not have proceeded
you may not have proceeded
they may not have proceeded	I may not have been proceeding
you may not have been proceeding
she may not have been proceeding
we may not have been proceeding
you may not have been proceeding
they may not have been proceeding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I proceed?
may you proceed?
may she proceed?
may we proceed?
may you proceed?
may they proceed? 	may I be proceeding?
may you be proceeding?
may she be proceeding?
may we be proceeding?
may you be proceeding?
may they be proceeding? 	may I have proceeded?
may you have proceeded?
may she have proceeded?
may we have proceeded?
may you have proceeded?
may they have proceeded? 	may I have been proceeding?
may you have been proceeding?
may she have been proceeding?
may we have been proceeding?
may you have been proceeding?
may they have been proceeding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not proceed?
may you not proceed?
may she not proceed?
may we not proceed?
may you not proceed?
may they not proceed? 	may I not be proceeding?
may you not be proceeding?
may she not be proceeding?
may we not be proceeding?
may you not be proceeding?
may they not be proceeding? 	may I not have proceeded?
may you not have proceeded?
may she not have proceeded?
may we not have proceeded?
may you not have proceeded?
may they not have proceeded? 	may I not have been proceeding?
may you not have been proceeding?
may she not have been proceeding?
may we not have been proceeding?
may you not have been proceeding?
may they not have been proceeding?