may lumber
Verbo regular: lumber - lumbered- lumbered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may lumber
you may lumber
he may lumber
we may lumber
you may lumber
they may lumber 	I may be lumbering
you may be lumbering
he may be lumbering
we may be lumbering
you may be lumbering
they may be lumbering	I may have lumbered
you may have lumbered
he may have lumbered
we may have lumbered
you may have lumbered
they may have lumbered	I may have been lumbering
you may have been lumbering
he may have been lumbering
we may have been lumbering
you may have been lumbering
they may have been lumbering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't lumber
you mayn't lumber
he mayn't lumber
we mayn't lumber
you mayn't lumber
they mayn't lumber 	I mayn't be lumbering
you mayn't be lumbering
he mayn't be lumbering
we mayn't be lumbering
you mayn't be lumbering
they mayn't be lumbering	I mayn't have lumbered
you mayn't have lumbered
he mayn't have lumbered
we mayn't have lumbered
you mayn't have lumbered
they mayn't have lumbered	I mayn't have been lumbering
you mayn't have been lumbering
he mayn't have been lumbering
we mayn't have been lumbering
you mayn't have been lumbering
they mayn't have been lumbering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I lumber?
may you lumber?
may he lumber?
may we lumber?
may you lumber?
may they lumber? 	may I be lumbering?
may you be lumbering?
may he be lumbering?
may we be lumbering?
may you be lumbering?
may they be lumbering? 	may I have lumbered?
may you have lumbered?
may he have lumbered?
may we have lumbered?
may you have lumbered?
may they have lumbered? 	may I have been lumbering?
may you have been lumbering?
may he have been lumbering?
may we have been lumbering?
may you have been lumbering?
may they have been lumbering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I lumber?
mayn't you lumber?
mayn't he lumber?
mayn't we lumber?
mayn't you lumber?
mayn't they lumber? 	mayn't I be lumbering?
mayn't you be lumbering?
mayn't he be lumbering?
mayn't we be lumbering?
mayn't you be lumbering?
mayn't they be lumbering? 	mayn't I have lumbered?
mayn't you have lumbered?
mayn't he have lumbered?
mayn't we have lumbered?
mayn't you have lumbered?
mayn't they have lumbered? 	mayn't I have been lumbering?
mayn't you have been lumbering?
mayn't he have been lumbering?
mayn't we have been lumbering?
mayn't you have been lumbering?
mayn't they have been lumbering?