I could seclude you could seclude he could seclude we could seclude you could seclude they could seclude
V-ing form
I could be secluding you could be secluding he could be secluding we could be secluding you could be secluding they could be secluding
Perfect
I could have secluded you could have secluded he could have secluded we could have secluded you could have secluded they could have secluded
V-ing perfect
I could have been secluding you could have been secluding he could have been secluding we could have been secluding you could have been secluding they could have been secluding
Negation
Simple form
I could not seclude you could not seclude he could not seclude we could not seclude you could not seclude they could not seclude
V-ing form
I could not be secluding you could not be secluding he could not be secluding we could not be secluding you could not be secluding they could not be secluding
Perfect
I could not have secluded you could not have secluded he could not have secluded we could not have secluded you could not have secluded they could not have secluded
V-ing perfect
I could not have been secluding you could not have been secluding he could not have been secluding we could not have been secluding you could not have been secluding they could not have been secluding
Interrogative form
Simple form
could I seclude? could you seclude? could he seclude? could we seclude? could you seclude? could they seclude?
V-ing form
could I be secluding? could you be secluding? could he be secluding? could we be secluding? could you be secluding? could they be secluding?
Perfect
could I have secluded? could you have secluded? could he have secluded? could we have secluded? could you have secluded? could they have secluded?
V-ing perfect
could I have been secluding? could you have been secluding? could he have been secluding? could we have been secluding? could you have been secluding? could they have been secluding?
Interro-negative form
Simple form
could I not seclude? could you not seclude? could he not seclude? could we not seclude? could you not seclude? could they not seclude?
V-ing form
could I not be secluding? could you not be secluding? could he not be secluding? could we not be secluding? could you not be secluding? could they not be secluding?
Perfect
could I not have secluded? could you not have secluded? could he not have secluded? could we not have secluded? could you not have secluded? could they not have secluded?
V-ing perfect
could I not have been secluding? could you not have been secluding? could he not have been secluding? could we not have been secluding? could you not have been secluding? could they not have been secluding?