may sing
Verbo irregular: sing - sang- sung

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may sing
you may sing
she may sing
we may sing
you may sing
they may sing 	I may be singing
you may be singing
she may be singing
we may be singing
you may be singing
they may be singing	I may have sung
you may have sung
she may have sung
we may have sung
you may have sung
they may have sung	I may have been singing
you may have been singing
she may have been singing
we may have been singing
you may have been singing
they may have been singing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mayn't sing
you mayn't sing
she mayn't sing
we mayn't sing
you mayn't sing
they mayn't sing 	I mayn't be singing
you mayn't be singing
she mayn't be singing
we mayn't be singing
you mayn't be singing
they mayn't be singing	I mayn't have sung
you mayn't have sung
she mayn't have sung
we mayn't have sung
you mayn't have sung
they mayn't have sung	I mayn't have been singing
you mayn't have been singing
she mayn't have been singing
we mayn't have been singing
you mayn't have been singing
they mayn't have been singing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I sing?
may you sing?
may she sing?
may we sing?
may you sing?
may they sing? 	may I be singing?
may you be singing?
may she be singing?
may we be singing?
may you be singing?
may they be singing? 	may I have sung?
may you have sung?
may she have sung?
may we have sung?
may you have sung?
may they have sung? 	may I have been singing?
may you have been singing?
may she have been singing?
may we have been singing?
may you have been singing?
may they have been singing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mayn't I sing?
mayn't you sing?
mayn't she sing?
mayn't we sing?
mayn't you sing?
mayn't they sing? 	mayn't I be singing?
mayn't you be singing?
mayn't she be singing?
mayn't we be singing?
mayn't you be singing?
mayn't they be singing? 	mayn't I have sung?
mayn't you have sung?
mayn't she have sung?
mayn't we have sung?
mayn't you have sung?
mayn't they have sung? 	mayn't I have been singing?
mayn't you have been singing?
mayn't she have been singing?
mayn't we have been singing?
mayn't you have been singing?
mayn't they have been singing?