may recede
Verbo regular: recede - receded- receded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may recede
you may recede
he may recede
we may recede
you may recede
they may recede 	I may be receding
you may be receding
he may be receding
we may be receding
you may be receding
they may be receding	I may have receded
you may have receded
he may have receded
we may have receded
you may have receded
they may have receded	I may have been receding
you may have been receding
he may have been receding
we may have been receding
you may have been receding
they may have been receding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't recede
you mayn't recede
he mayn't recede
we mayn't recede
you mayn't recede
they mayn't recede 	I mayn't be receding
you mayn't be receding
he mayn't be receding
we mayn't be receding
you mayn't be receding
they mayn't be receding	I mayn't have receded
you mayn't have receded
he mayn't have receded
we mayn't have receded
you mayn't have receded
they mayn't have receded	I mayn't have been receding
you mayn't have been receding
he mayn't have been receding
we mayn't have been receding
you mayn't have been receding
they mayn't have been receding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I recede?
may you recede?
may he recede?
may we recede?
may you recede?
may they recede? 	may I be receding?
may you be receding?
may he be receding?
may we be receding?
may you be receding?
may they be receding? 	may I have receded?
may you have receded?
may he have receded?
may we have receded?
may you have receded?
may they have receded? 	may I have been receding?
may you have been receding?
may he have been receding?
may we have been receding?
may you have been receding?
may they have been receding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I recede?
mayn't you recede?
mayn't he recede?
mayn't we recede?
mayn't you recede?
mayn't they recede? 	mayn't I be receding?
mayn't you be receding?
mayn't he be receding?
mayn't we be receding?
mayn't you be receding?
mayn't they be receding? 	mayn't I have receded?
mayn't you have receded?
mayn't he have receded?
mayn't we have receded?
mayn't you have receded?
mayn't they have receded? 	mayn't I have been receding?
mayn't you have been receding?
mayn't he have been receding?
mayn't we have been receding?
mayn't you have been receding?
mayn't they have been receding?