may intervene
Verbo regular: intervene - intervened- intervened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may intervene
you may intervene
she may intervene
we may intervene
you may intervene
they may intervene 	I may be intervening
you may be intervening
she may be intervening
we may be intervening
you may be intervening
they may be intervening	I may have intervened
you may have intervened
she may have intervened
we may have intervened
you may have intervened
they may have intervened	I may have been intervening
you may have been intervening
she may have been intervening
we may have been intervening
you may have been intervening
they may have been intervening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not intervene
you may not intervene
she may not intervene
we may not intervene
you may not intervene
they may not intervene 	I may not be intervening
you may not be intervening
she may not be intervening
we may not be intervening
you may not be intervening
they may not be intervening	I may not have intervened
you may not have intervened
she may not have intervened
we may not have intervened
you may not have intervened
they may not have intervened	I may not have been intervening
you may not have been intervening
she may not have been intervening
we may not have been intervening
you may not have been intervening
they may not have been intervening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I intervene?
may you intervene?
may she intervene?
may we intervene?
may you intervene?
may they intervene? 	may I be intervening?
may you be intervening?
may she be intervening?
may we be intervening?
may you be intervening?
may they be intervening? 	may I have intervened?
may you have intervened?
may she have intervened?
may we have intervened?
may you have intervened?
may they have intervened? 	may I have been intervening?
may you have been intervening?
may she have been intervening?
may we have been intervening?
may you have been intervening?
may they have been intervening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not intervene?
may you not intervene?
may she not intervene?
may we not intervene?
may you not intervene?
may they not intervene? 	may I not be intervening?
may you not be intervening?
may she not be intervening?
may we not be intervening?
may you not be intervening?
may they not be intervening? 	may I not have intervened?
may you not have intervened?
may she not have intervened?
may we not have intervened?
may you not have intervened?
may they not have intervened? 	may I not have been intervening?
may you not have been intervening?
may she not have been intervening?
may we not have been intervening?
may you not have been intervening?
may they not have been intervening?