I could palter you could palter she could palter we could palter you could palter they could palter
V-ing form
I could be paltering you could be paltering she could be paltering we could be paltering you could be paltering they could be paltering
Perfect
I could have paltered you could have paltered she could have paltered we could have paltered you could have paltered they could have paltered
V-ing perfect
I could have been paltering you could have been paltering she could have been paltering we could have been paltering you could have been paltering they could have been paltering
Negation
Simple form
I could not palter you could not palter she could not palter we could not palter you could not palter they could not palter
V-ing form
I could not be paltering you could not be paltering she could not be paltering we could not be paltering you could not be paltering they could not be paltering
Perfect
I could not have paltered you could not have paltered she could not have paltered we could not have paltered you could not have paltered they could not have paltered
V-ing perfect
I could not have been paltering you could not have been paltering she could not have been paltering we could not have been paltering you could not have been paltering they could not have been paltering
Interrogative form
Simple form
could I palter? could you palter? could she palter? could we palter? could you palter? could they palter?
V-ing form
could I be paltering? could you be paltering? could she be paltering? could we be paltering? could you be paltering? could they be paltering?
Perfect
could I have paltered? could you have paltered? could she have paltered? could we have paltered? could you have paltered? could they have paltered?
V-ing perfect
could I have been paltering? could you have been paltering? could she have been paltering? could we have been paltering? could you have been paltering? could they have been paltering?
Interro-negative form
Simple form
could I not palter? could you not palter? could she not palter? could we not palter? could you not palter? could they not palter?
V-ing form
could I not be paltering? could you not be paltering? could she not be paltering? could we not be paltering? could you not be paltering? could they not be paltering?
Perfect
could I not have paltered? could you not have paltered? could she not have paltered? could we not have paltered? could you not have paltered? could they not have paltered?
V-ing perfect
could I not have been paltering? could you not have been paltering? could she not have been paltering? could we not have been paltering? could you not have been paltering? could they not have been paltering?