I could chitchat you could chitchat he could chitchat we could chitchat you could chitchat they could chitchat
Forme en V-ing
I could be chitchating you could be chitchating he could be chitchating we could be chitchating you could be chitchating they could be chitchating
Perfect
I could have chitchated you could have chitchated he could have chitchated we could have chitchated you could have chitchated they could have chitchated
Perfect en V-ing
I could have been chitchating you could have been chitchating he could have been chitchating we could have been chitchating you could have been chitchating they could have been chitchating
Négation
Forme simple
I could not chitchat you could not chitchat he could not chitchat we could not chitchat you could not chitchat they could not chitchat
Forme en V-ing
I could not be chitchating you could not be chitchating he could not be chitchating we could not be chitchating you could not be chitchating they could not be chitchating
Perfect
I could not have chitchated you could not have chitchated he could not have chitchated we could not have chitchated you could not have chitchated they could not have chitchated
Perfect en V-ing
I could not have been chitchating you could not have been chitchating he could not have been chitchating we could not have been chitchating you could not have been chitchating they could not have been chitchating
Forme interrogative
Forme simple
could I chitchat? could you chitchat? could he chitchat? could we chitchat? could you chitchat? could they chitchat?
Forme en V-ing
could I be chitchating? could you be chitchating? could he be chitchating? could we be chitchating? could you be chitchating? could they be chitchating?
Perfect
could I have chitchated? could you have chitchated? could he have chitchated? could we have chitchated? could you have chitchated? could they have chitchated?
Perfect en V-ing
could I have been chitchating? could you have been chitchating? could he have been chitchating? could we have been chitchating? could you have been chitchating? could they have been chitchating?
Forme interro-négative
Forme simple
could I not chitchat? could you not chitchat? could he not chitchat? could we not chitchat? could you not chitchat? could they not chitchat?
Forme en V-ing
could I not be chitchating? could you not be chitchating? could he not be chitchating? could we not be chitchating? could you not be chitchating? could they not be chitchating?
Perfect
could I not have chitchated? could you not have chitchated? could he not have chitchated? could we not have chitchated? could you not have chitchated? could they not have chitchated?
Perfect en V-ing
could I not have been chitchating? could you not have been chitchating? could he not have been chitchating? could we not have been chitchating? could you not have been chitchating? could they not have been chitchating?