may credit
Verbo regular: credit - credited- credited

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may credit
you may credit
she may credit
we may credit
you may credit
they may credit 	I may be crediting
you may be crediting
she may be crediting
we may be crediting
you may be crediting
they may be crediting	I may have credited
you may have credited
she may have credited
we may have credited
you may have credited
they may have credited	I may have been crediting
you may have been crediting
she may have been crediting
we may have been crediting
you may have been crediting
they may have been crediting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't credit
you mayn't credit
she mayn't credit
we mayn't credit
you mayn't credit
they mayn't credit 	I mayn't be crediting
you mayn't be crediting
she mayn't be crediting
we mayn't be crediting
you mayn't be crediting
they mayn't be crediting	I mayn't have credited
you mayn't have credited
she mayn't have credited
we mayn't have credited
you mayn't have credited
they mayn't have credited	I mayn't have been crediting
you mayn't have been crediting
she mayn't have been crediting
we mayn't have been crediting
you mayn't have been crediting
they mayn't have been crediting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I credit?
may you credit?
may she credit?
may we credit?
may you credit?
may they credit? 	may I be crediting?
may you be crediting?
may she be crediting?
may we be crediting?
may you be crediting?
may they be crediting? 	may I have credited?
may you have credited?
may she have credited?
may we have credited?
may you have credited?
may they have credited? 	may I have been crediting?
may you have been crediting?
may she have been crediting?
may we have been crediting?
may you have been crediting?
may they have been crediting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I credit?
mayn't you credit?
mayn't she credit?
mayn't we credit?
mayn't you credit?
mayn't they credit? 	mayn't I be crediting?
mayn't you be crediting?
mayn't she be crediting?
mayn't we be crediting?
mayn't you be crediting?
mayn't they be crediting? 	mayn't I have credited?
mayn't you have credited?
mayn't she have credited?
mayn't we have credited?
mayn't you have credited?
mayn't they have credited? 	mayn't I have been crediting?
mayn't you have been crediting?
mayn't she have been crediting?
mayn't we have been crediting?
mayn't you have been crediting?
mayn't they have been crediting?