may ski
Verbo regular: ski - skied- skied

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may ski
you may ski
he may ski
we may ski
you may ski
they may ski 	I may be skiing
you may be skiing
he may be skiing
we may be skiing
you may be skiing
they may be skiing	I may have skied
you may have skied
he may have skied
we may have skied
you may have skied
they may have skied	I may have been skiing
you may have been skiing
he may have been skiing
we may have been skiing
you may have been skiing
they may have been skiing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't ski
you mayn't ski
he mayn't ski
we mayn't ski
you mayn't ski
they mayn't ski 	I mayn't be skiing
you mayn't be skiing
he mayn't be skiing
we mayn't be skiing
you mayn't be skiing
they mayn't be skiing	I mayn't have skied
you mayn't have skied
he mayn't have skied
we mayn't have skied
you mayn't have skied
they mayn't have skied	I mayn't have been skiing
you mayn't have been skiing
he mayn't have been skiing
we mayn't have been skiing
you mayn't have been skiing
they mayn't have been skiing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I ski?
may you ski?
may he ski?
may we ski?
may you ski?
may they ski? 	may I be skiing?
may you be skiing?
may he be skiing?
may we be skiing?
may you be skiing?
may they be skiing? 	may I have skied?
may you have skied?
may he have skied?
may we have skied?
may you have skied?
may they have skied? 	may I have been skiing?
may you have been skiing?
may he have been skiing?
may we have been skiing?
may you have been skiing?
may they have been skiing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I ski?
mayn't you ski?
mayn't he ski?
mayn't we ski?
mayn't you ski?
mayn't they ski? 	mayn't I be skiing?
mayn't you be skiing?
mayn't he be skiing?
mayn't we be skiing?
mayn't you be skiing?
mayn't they be skiing? 	mayn't I have skied?
mayn't you have skied?
mayn't he have skied?
mayn't we have skied?
mayn't you have skied?
mayn't they have skied? 	mayn't I have been skiing?
mayn't you have been skiing?
mayn't he have been skiing?
mayn't we have been skiing?
mayn't you have been skiing?
mayn't they have been skiing?