may checkmate
Verbo regular: checkmate - checkmated- checkmated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may checkmate
you may checkmate
he may checkmate
we may checkmate
you may checkmate
they may checkmate 	I may be checkmating
you may be checkmating
he may be checkmating
we may be checkmating
you may be checkmating
they may be checkmating	I may have checkmated
you may have checkmated
he may have checkmated
we may have checkmated
you may have checkmated
they may have checkmated	I may have been checkmating
you may have been checkmating
he may have been checkmating
we may have been checkmating
you may have been checkmating
they may have been checkmating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mayn't checkmate
you mayn't checkmate
he mayn't checkmate
we mayn't checkmate
you mayn't checkmate
they mayn't checkmate 	I mayn't be checkmating
you mayn't be checkmating
he mayn't be checkmating
we mayn't be checkmating
you mayn't be checkmating
they mayn't be checkmating	I mayn't have checkmated
you mayn't have checkmated
he mayn't have checkmated
we mayn't have checkmated
you mayn't have checkmated
they mayn't have checkmated	I mayn't have been checkmating
you mayn't have been checkmating
he mayn't have been checkmating
we mayn't have been checkmating
you mayn't have been checkmating
they mayn't have been checkmating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I checkmate?
may you checkmate?
may he checkmate?
may we checkmate?
may you checkmate?
may they checkmate? 	may I be checkmating?
may you be checkmating?
may he be checkmating?
may we be checkmating?
may you be checkmating?
may they be checkmating? 	may I have checkmated?
may you have checkmated?
may he have checkmated?
may we have checkmated?
may you have checkmated?
may they have checkmated? 	may I have been checkmating?
may you have been checkmating?
may he have been checkmating?
may we have been checkmating?
may you have been checkmating?
may they have been checkmating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mayn't I checkmate?
mayn't you checkmate?
mayn't he checkmate?
mayn't we checkmate?
mayn't you checkmate?
mayn't they checkmate? 	mayn't I be checkmating?
mayn't you be checkmating?
mayn't he be checkmating?
mayn't we be checkmating?
mayn't you be checkmating?
mayn't they be checkmating? 	mayn't I have checkmated?
mayn't you have checkmated?
mayn't he have checkmated?
mayn't we have checkmated?
mayn't you have checkmated?
mayn't they have checkmated? 	mayn't I have been checkmating?
mayn't you have been checkmating?
mayn't he have been checkmating?
mayn't we have been checkmating?
mayn't you have been checkmating?
mayn't they have been checkmating?