English verb conjugation
COULD FAULT

Regular verb: fault - faulted - faulted

Affirmation

Simple form	V-ing form
I could fault you could fault he could fault we could fault you could fault they could fault	I could be faulting you could be faulting he could be faulting we could be faulting you could be faulting they could be faulting
Perfect	V-ing perfect
I could have faulted you could have faulted he could have faulted we could have faulted you could have faulted they could have faulted	I could have been faulting you could have been faulting he could have been faulting we could have been faulting you could have been faulting they could have been faulting

Negation

Simple form	V-ing form
I couldn't fault you couldn't fault he couldn't fault we couldn't fault you couldn't fault they couldn't fault	I couldn't be faulting you couldn't be faulting he couldn't be faulting we couldn't be faulting you couldn't be faulting they couldn't be faulting
Perfect	V-ing perfect
I couldn't have faulted you couldn't have faulted he couldn't have faulted we couldn't have faulted you couldn't have faulted they couldn't have faulted	I couldn't have been faulting you couldn't have been faulting he couldn't have been faulting we couldn't have been faulting you couldn't have been faulting they couldn't have been faulting

Interrogative form

Simple form	V-ing form
could I fault? could you fault? could he fault? could we fault? could you fault? could they fault?	could I be faulting? could you be faulting? could he be faulting? could we be faulting? could you be faulting? could they be faulting?
Perfect	V-ing perfect
could I have faulted? could you have faulted? could he have faulted? could we have faulted? could you have faulted? could they have faulted?	could I have been faulting? could you have been faulting? could he have been faulting? could we have been faulting? could you have been faulting? could they have been faulting?

Interro-negative form

Simple form	V-ing form
couldn't I fault? couldn't you fault? couldn't he fault? couldn't we fault? couldn't you fault? couldn't they fault?	couldn't I be faulting? couldn't you be faulting? couldn't he be faulting? couldn't we be faulting? couldn't you be faulting? couldn't they be faulting?
Perfect	V-ing perfect
couldn't I have faulted? couldn't you have faulted? couldn't he have faulted? couldn't we have faulted? couldn't you have faulted? couldn't they have faulted?	couldn't I have been faulting? couldn't you have been faulting? couldn't he have been faulting? couldn't we have been faulting? couldn't you have been faulting? couldn't they have been faulting?