I could forefend you could forefend she could forefend we could forefend you could forefend they could forefend
Forme en V-ing
I could be forefending you could be forefending she could be forefending we could be forefending you could be forefending they could be forefending
Perfect
I could have forefended you could have forefended she could have forefended we could have forefended you could have forefended they could have forefended
Perfect en V-ing
I could have been forefending you could have been forefending she could have been forefending we could have been forefending you could have been forefending they could have been forefending
Négation
Forme simple
I could not forefend you could not forefend she could not forefend we could not forefend you could not forefend they could not forefend
Forme en V-ing
I could not be forefending you could not be forefending she could not be forefending we could not be forefending you could not be forefending they could not be forefending
Perfect
I could not have forefended you could not have forefended she could not have forefended we could not have forefended you could not have forefended they could not have forefended
Perfect en V-ing
I could not have been forefending you could not have been forefending she could not have been forefending we could not have been forefending you could not have been forefending they could not have been forefending
Forme interrogative
Forme simple
could I forefend? could you forefend? could she forefend? could we forefend? could you forefend? could they forefend?
Forme en V-ing
could I be forefending? could you be forefending? could she be forefending? could we be forefending? could you be forefending? could they be forefending?
Perfect
could I have forefended? could you have forefended? could she have forefended? could we have forefended? could you have forefended? could they have forefended?
Perfect en V-ing
could I have been forefending? could you have been forefending? could she have been forefending? could we have been forefending? could you have been forefending? could they have been forefending?
Forme interro-négative
Forme simple
could I not forefend? could you not forefend? could she not forefend? could we not forefend? could you not forefend? could they not forefend?
Forme en V-ing
could I not be forefending? could you not be forefending? could she not be forefending? could we not be forefending? could you not be forefending? could they not be forefending?
Perfect
could I not have forefended? could you not have forefended? could she not have forefended? could we not have forefended? could you not have forefended? could they not have forefended?
Perfect en V-ing
could I not have been forefending? could you not have been forefending? could she not have been forefending? could we not have been forefending? could you not have been forefending? could they not have been forefending?