English verb conjugation
CAN CONTRAVENE

Regular verb: contravene - contravened - contravened

Affirmation

Simple form	V-ing form
I can contravene you can contravene he can contravene we can contravene you can contravene they can contravene	I can be contravening you can be contravening he can be contravening we can be contravening you can be contravening they can be contravening
Perfect	V-ing perfect
I can have contravened you can have contravened he can have contravened we can have contravened you can have contravened they can have contravened	I can have been contravening you can have been contravening he can have been contravening we can have been contravening you can have been contravening they can have been contravening

Negation

Simple form	V-ing form
I can't contravene you can't contravene he can't contravene we can't contravene you can't contravene they can't contravene	I can't be contravening you can't be contravening he can't be contravening we can't be contravening you can't be contravening they can't be contravening
Perfect	V-ing perfect
I can't have contravened you can't have contravened he can't have contravened we can't have contravened you can't have contravened they can't have contravened	I can't have been contravening you can't have been contravening he can't have been contravening we can't have been contravening you can't have been contravening they can't have been contravening

Interrogative form

Simple form	V-ing form
can I contravene? can you contravene? can he contravene? can we contravene? can you contravene? can they contravene?	can I be contravening? can you be contravening? can he be contravening? can we be contravening? can you be contravening? can they be contravening?
Perfect	V-ing perfect
can I have contravened? can you have contravened? can he have contravened? can we have contravened? can you have contravened? can they have contravened?	can I have been contravening? can you have been contravening? can he have been contravening? can we have been contravening? can you have been contravening? can they have been contravening?

Interro-negative form

Simple form	V-ing form
can't I contravene? can't you contravene? can't he contravene? can't we contravene? can't you contravene? can't they contravene?	can't I be contravening? can't you be contravening? can't he be contravening? can't we be contravening? can't you be contravening? can't they be contravening?
Perfect	V-ing perfect
can't I have contravened? can't you have contravened? can't he have contravened? can't we have contravened? can't you have contravened? can't they have contravened?	can't I have been contravening? can't you have been contravening? can't he have been contravening? can't we have been contravening? can't you have been contravening? can't they have been contravening?