may haven
Verbo regular: haven - havened- havened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may haven
you may haven
she may haven
we may haven
you may haven
they may haven 	I may be havening
you may be havening
she may be havening
we may be havening
you may be havening
they may be havening	I may have havened
you may have havened
she may have havened
we may have havened
you may have havened
they may have havened	I may have been havening
you may have been havening
she may have been havening
we may have been havening
you may have been havening
they may have been havening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't haven
you mayn't haven
she mayn't haven
we mayn't haven
you mayn't haven
they mayn't haven 	I mayn't be havening
you mayn't be havening
she mayn't be havening
we mayn't be havening
you mayn't be havening
they mayn't be havening	I mayn't have havened
you mayn't have havened
she mayn't have havened
we mayn't have havened
you mayn't have havened
they mayn't have havened	I mayn't have been havening
you mayn't have been havening
she mayn't have been havening
we mayn't have been havening
you mayn't have been havening
they mayn't have been havening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I haven?
may you haven?
may she haven?
may we haven?
may you haven?
may they haven? 	may I be havening?
may you be havening?
may she be havening?
may we be havening?
may you be havening?
may they be havening? 	may I have havened?
may you have havened?
may she have havened?
may we have havened?
may you have havened?
may they have havened? 	may I have been havening?
may you have been havening?
may she have been havening?
may we have been havening?
may you have been havening?
may they have been havening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I haven?
mayn't you haven?
mayn't she haven?
mayn't we haven?
mayn't you haven?
mayn't they haven? 	mayn't I be havening?
mayn't you be havening?
mayn't she be havening?
mayn't we be havening?
mayn't you be havening?
mayn't they be havening? 	mayn't I have havened?
mayn't you have havened?
mayn't she have havened?
mayn't we have havened?
mayn't you have havened?
mayn't they have havened? 	mayn't I have been havening?
mayn't you have been havening?
mayn't she have been havening?
mayn't we have been havening?
mayn't you have been havening?
mayn't they have been havening?