may engineer
Verbo regular: engineer - engineered- engineered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may engineer
you may engineer
he may engineer
we may engineer
you may engineer
they may engineer 	I may be engineering
you may be engineering
he may be engineering
we may be engineering
you may be engineering
they may be engineering	I may have engineered
you may have engineered
he may have engineered
we may have engineered
you may have engineered
they may have engineered	I may have been engineering
you may have been engineering
he may have been engineering
we may have been engineering
you may have been engineering
they may have been engineering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't engineer
you mayn't engineer
he mayn't engineer
we mayn't engineer
you mayn't engineer
they mayn't engineer 	I mayn't be engineering
you mayn't be engineering
he mayn't be engineering
we mayn't be engineering
you mayn't be engineering
they mayn't be engineering	I mayn't have engineered
you mayn't have engineered
he mayn't have engineered
we mayn't have engineered
you mayn't have engineered
they mayn't have engineered	I mayn't have been engineering
you mayn't have been engineering
he mayn't have been engineering
we mayn't have been engineering
you mayn't have been engineering
they mayn't have been engineering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I engineer?
may you engineer?
may he engineer?
may we engineer?
may you engineer?
may they engineer? 	may I be engineering?
may you be engineering?
may he be engineering?
may we be engineering?
may you be engineering?
may they be engineering? 	may I have engineered?
may you have engineered?
may he have engineered?
may we have engineered?
may you have engineered?
may they have engineered? 	may I have been engineering?
may you have been engineering?
may he have been engineering?
may we have been engineering?
may you have been engineering?
may they have been engineering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I engineer?
mayn't you engineer?
mayn't he engineer?
mayn't we engineer?
mayn't you engineer?
mayn't they engineer? 	mayn't I be engineering?
mayn't you be engineering?
mayn't he be engineering?
mayn't we be engineering?
mayn't you be engineering?
mayn't they be engineering? 	mayn't I have engineered?
mayn't you have engineered?
mayn't he have engineered?
mayn't we have engineered?
mayn't you have engineered?
mayn't they have engineered? 	mayn't I have been engineering?
mayn't you have been engineering?
mayn't he have been engineering?
mayn't we have been engineering?
mayn't you have been engineering?
mayn't they have been engineering?