I could overorganise you could overorganise she could overorganise we could overorganise you could overorganise they could overorganise
V-ing form
I could be overorganising you could be overorganising she could be overorganising we could be overorganising you could be overorganising they could be overorganising
Perfect
I could have overorganised you could have overorganised she could have overorganised we could have overorganised you could have overorganised they could have overorganised
V-ing perfect
I could have been overorganising you could have been overorganising she could have been overorganising we could have been overorganising you could have been overorganising they could have been overorganising
Negation
Simple form
I couldn't overorganise you couldn't overorganise she couldn't overorganise we couldn't overorganise you couldn't overorganise they couldn't overorganise
V-ing form
I couldn't be overorganising you couldn't be overorganising she couldn't be overorganising we couldn't be overorganising you couldn't be overorganising they couldn't be overorganising
Perfect
I couldn't have overorganised you couldn't have overorganised she couldn't have overorganised we couldn't have overorganised you couldn't have overorganised they couldn't have overorganised
V-ing perfect
I couldn't have been overorganising you couldn't have been overorganising she couldn't have been overorganising we couldn't have been overorganising you couldn't have been overorganising they couldn't have been overorganising
Interrogative form
Simple form
could I overorganise? could you overorganise? could she overorganise? could we overorganise? could you overorganise? could they overorganise?
V-ing form
could I be overorganising? could you be overorganising? could she be overorganising? could we be overorganising? could you be overorganising? could they be overorganising?
Perfect
could I have overorganised? could you have overorganised? could she have overorganised? could we have overorganised? could you have overorganised? could they have overorganised?
V-ing perfect
could I have been overorganising? could you have been overorganising? could she have been overorganising? could we have been overorganising? could you have been overorganising? could they have been overorganising?
Interro-negative form
Simple form
couldn't I overorganise? couldn't you overorganise? couldn't she overorganise? couldn't we overorganise? couldn't you overorganise? couldn't they overorganise?
V-ing form
couldn't I be overorganising? couldn't you be overorganising? couldn't she be overorganising? couldn't we be overorganising? couldn't you be overorganising? couldn't they be overorganising?
Perfect
couldn't I have overorganised? couldn't you have overorganised? couldn't she have overorganised? couldn't we have overorganised? couldn't you have overorganised? couldn't they have overorganised?
V-ing perfect
couldn't I have been overorganising? couldn't you have been overorganising? couldn't she have been overorganising? couldn't we have been overorganising? couldn't you have been overorganising? couldn't they have been overorganising?