shall intervene
Verbo regular: intervene - intervened- intervened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall intervene
you shall intervene
she shall intervene
we shall intervene
you shall intervene
they shall intervene 	I shall be intervening
you shall be intervening
she shall be intervening
we shall be intervening
you shall be intervening
they shall be intervening	I shall have intervened
you shall have intervened
she shall have intervened
we shall have intervened
you shall have intervened
they shall have intervened	I shall have been intervening
you shall have been intervening
she shall have been intervening
we shall have been intervening
you shall have been intervening
they shall have been intervening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall not intervene
you shall not intervene
she shall not intervene
we shall not intervene
you shall not intervene
they shall not intervene 	I shall not be intervening
you shall not be intervening
she shall not be intervening
we shall not be intervening
you shall not be intervening
they shall not be intervening	I shall not have intervened
you shall not have intervened
she shall not have intervened
we shall not have intervened
you shall not have intervened
they shall not have intervened	I shall not have been intervening
you shall not have been intervening
she shall not have been intervening
we shall not have been intervening
you shall not have been intervening
they shall not have been intervening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I intervene?
shall you intervene?
shall she intervene?
shall we intervene?
shall you intervene?
shall they intervene? 	shall I be intervening?
shall you be intervening?
shall she be intervening?
shall we be intervening?
shall you be intervening?
shall they be intervening? 	shall I have intervened?
shall you have intervened?
shall she have intervened?
shall we have intervened?
shall you have intervened?
shall they have intervened? 	shall I have been intervening?
shall you have been intervening?
shall she have been intervening?
shall we have been intervening?
shall you have been intervening?
shall they have been intervening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I not intervene?
shall you not intervene?
shall she not intervene?
shall we not intervene?
shall you not intervene?
shall they not intervene? 	shall I not be intervening?
shall you not be intervening?
shall she not be intervening?
shall we not be intervening?
shall you not be intervening?
shall they not be intervening? 	shall I not have intervened?
shall you not have intervened?
shall she not have intervened?
shall we not have intervened?
shall you not have intervened?
shall they not have intervened? 	shall I not have been intervening?
shall you not have been intervening?
shall she not have been intervening?
shall we not have been intervening?
shall you not have been intervening?
shall they not have been intervening?