I could gift-wrap you could gift-wrap she could gift-wrap we could gift-wrap you could gift-wrap they could gift-wrap
V-ing form
I could be gift-wraping you could be gift-wraping she could be gift-wraping we could be gift-wraping you could be gift-wraping they could be gift-wraping
Perfect
I could have gift-wraped you could have gift-wraped she could have gift-wraped we could have gift-wraped you could have gift-wraped they could have gift-wraped
V-ing perfect
I could have been gift-wraping you could have been gift-wraping she could have been gift-wraping we could have been gift-wraping you could have been gift-wraping they could have been gift-wraping
Negation
Simple form
I could not gift-wrap you could not gift-wrap she could not gift-wrap we could not gift-wrap you could not gift-wrap they could not gift-wrap
V-ing form
I could not be gift-wraping you could not be gift-wraping she could not be gift-wraping we could not be gift-wraping you could not be gift-wraping they could not be gift-wraping
Perfect
I could not have gift-wraped you could not have gift-wraped she could not have gift-wraped we could not have gift-wraped you could not have gift-wraped they could not have gift-wraped
V-ing perfect
I could not have been gift-wraping you could not have been gift-wraping she could not have been gift-wraping we could not have been gift-wraping you could not have been gift-wraping they could not have been gift-wraping
Interrogative form
Simple form
could I gift-wrap? could you gift-wrap? could she gift-wrap? could we gift-wrap? could you gift-wrap? could they gift-wrap?
V-ing form
could I be gift-wraping? could you be gift-wraping? could she be gift-wraping? could we be gift-wraping? could you be gift-wraping? could they be gift-wraping?
Perfect
could I have gift-wraped? could you have gift-wraped? could she have gift-wraped? could we have gift-wraped? could you have gift-wraped? could they have gift-wraped?
V-ing perfect
could I have been gift-wraping? could you have been gift-wraping? could she have been gift-wraping? could we have been gift-wraping? could you have been gift-wraping? could they have been gift-wraping?
Interro-negative form
Simple form
could I not gift-wrap? could you not gift-wrap? could she not gift-wrap? could we not gift-wrap? could you not gift-wrap? could they not gift-wrap?
V-ing form
could I not be gift-wraping? could you not be gift-wraping? could she not be gift-wraping? could we not be gift-wraping? could you not be gift-wraping? could they not be gift-wraping?
Perfect
could I not have gift-wraped? could you not have gift-wraped? could she not have gift-wraped? could we not have gift-wraped? could you not have gift-wraped? could they not have gift-wraped?
V-ing perfect
could I not have been gift-wraping? could you not have been gift-wraping? could she not have been gift-wraping? could we not have been gift-wraping? could you not have been gift-wraping? could they not have been gift-wraping?