English verb conjugation
COULD ASSAULT

Regular verb: assault - assaulted - assaulted

Affirmation

Simple form	V-ing form
I could assault you could assault he could assault we could assault you could assault they could assault	I could be assaulting you could be assaulting he could be assaulting we could be assaulting you could be assaulting they could be assaulting
Perfect	V-ing perfect
I could have assaulted you could have assaulted he could have assaulted we could have assaulted you could have assaulted they could have assaulted	I could have been assaulting you could have been assaulting he could have been assaulting we could have been assaulting you could have been assaulting they could have been assaulting

Negation

Simple form	V-ing form
I couldn't assault you couldn't assault he couldn't assault we couldn't assault you couldn't assault they couldn't assault	I couldn't be assaulting you couldn't be assaulting he couldn't be assaulting we couldn't be assaulting you couldn't be assaulting they couldn't be assaulting
Perfect	V-ing perfect
I couldn't have assaulted you couldn't have assaulted he couldn't have assaulted we couldn't have assaulted you couldn't have assaulted they couldn't have assaulted	I couldn't have been assaulting you couldn't have been assaulting he couldn't have been assaulting we couldn't have been assaulting you couldn't have been assaulting they couldn't have been assaulting

Interrogative form

Simple form	V-ing form
could I assault? could you assault? could he assault? could we assault? could you assault? could they assault?	could I be assaulting? could you be assaulting? could he be assaulting? could we be assaulting? could you be assaulting? could they be assaulting?
Perfect	V-ing perfect
could I have assaulted? could you have assaulted? could he have assaulted? could we have assaulted? could you have assaulted? could they have assaulted?	could I have been assaulting? could you have been assaulting? could he have been assaulting? could we have been assaulting? could you have been assaulting? could they have been assaulting?

Interro-negative form

Simple form	V-ing form
couldn't I assault? couldn't you assault? couldn't he assault? couldn't we assault? couldn't you assault? couldn't they assault?	couldn't I be assaulting? couldn't you be assaulting? couldn't he be assaulting? couldn't we be assaulting? couldn't you be assaulting? couldn't they be assaulting?
Perfect	V-ing perfect
couldn't I have assaulted? couldn't you have assaulted? couldn't he have assaulted? couldn't we have assaulted? couldn't you have assaulted? couldn't they have assaulted?	couldn't I have been assaulting? couldn't you have been assaulting? couldn't he have been assaulting? couldn't we have been assaulting? couldn't you have been assaulting? couldn't they have been assaulting?