must contravene
Verbo regular: contravene - contravened- contravened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must contravene
you must contravene
he must contravene
we must contravene
you must contravene
they must contravene 	I must be contravening
you must be contravening
he must be contravening
we must be contravening
you must be contravening
they must be contravening	I must have contravened
you must have contravened
he must have contravened
we must have contravened
you must have contravened
they must have contravened	I must have been contravening
you must have been contravening
he must have been contravening
we must have been contravening
you must have been contravening
they must have been contravening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not contravene
you must not contravene
he must not contravene
we must not contravene
you must not contravene
they must not contravene 	I must not be contravening
you must not be contravening
he must not be contravening
we must not be contravening
you must not be contravening
they must not be contravening	I must not have contravened
you must not have contravened
he must not have contravened
we must not have contravened
you must not have contravened
they must not have contravened	I must not have been contravening
you must not have been contravening
he must not have been contravening
we must not have been contravening
you must not have been contravening
they must not have been contravening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I contravene?
must you contravene?
must he contravene?
must we contravene?
must you contravene?
must they contravene? 	must I be contravening?
must you be contravening?
must he be contravening?
must we be contravening?
must you be contravening?
must they be contravening? 	must I have contravened?
must you have contravened?
must he have contravened?
must we have contravened?
must you have contravened?
must they have contravened? 	must I have been contravening?
must you have been contravening?
must he have been contravening?
must we have been contravening?
must you have been contravening?
must they have been contravening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not contravene?
must you not contravene?
must he not contravene?
must we not contravene?
must you not contravene?
must they not contravene? 	must I not be contravening?
must you not be contravening?
must he not be contravening?
must we not be contravening?
must you not be contravening?
must they not be contravening? 	must I not have contravened?
must you not have contravened?
must he not have contravened?
must we not have contravened?
must you not have contravened?
must they not have contravened? 	must I not have been contravening?
must you not have been contravening?
must he not have been contravening?
must we not have been contravening?
must you not have been contravening?
must they not have been contravening?