I could baste you could baste he could baste we could baste you could baste they could baste
Forme en V-ing
I could be basting you could be basting he could be basting we could be basting you could be basting they could be basting
Perfect
I could have basted you could have basted he could have basted we could have basted you could have basted they could have basted
Perfect en V-ing
I could have been basting you could have been basting he could have been basting we could have been basting you could have been basting they could have been basting
Négation
Forme simple
I could not baste you could not baste he could not baste we could not baste you could not baste they could not baste
Forme en V-ing
I could not be basting you could not be basting he could not be basting we could not be basting you could not be basting they could not be basting
Perfect
I could not have basted you could not have basted he could not have basted we could not have basted you could not have basted they could not have basted
Perfect en V-ing
I could not have been basting you could not have been basting he could not have been basting we could not have been basting you could not have been basting they could not have been basting
Forme interrogative
Forme simple
could I baste? could you baste? could he baste? could we baste? could you baste? could they baste?
Forme en V-ing
could I be basting? could you be basting? could he be basting? could we be basting? could you be basting? could they be basting?
Perfect
could I have basted? could you have basted? could he have basted? could we have basted? could you have basted? could they have basted?
Perfect en V-ing
could I have been basting? could you have been basting? could he have been basting? could we have been basting? could you have been basting? could they have been basting?
Forme interro-négative
Forme simple
could I not baste? could you not baste? could he not baste? could we not baste? could you not baste? could they not baste?
Forme en V-ing
could I not be basting? could you not be basting? could he not be basting? could we not be basting? could you not be basting? could they not be basting?
Perfect
could I not have basted? could you not have basted? could he not have basted? could we not have basted? could you not have basted? could they not have basted?
Perfect en V-ing
could I not have been basting? could you not have been basting? could he not have been basting? could we not have been basting? could you not have been basting? could they not have been basting?