I could colonialise you could colonialise he could colonialise we could colonialise you could colonialise they could colonialise
V-ing form
I could be colonialising you could be colonialising he could be colonialising we could be colonialising you could be colonialising they could be colonialising
Perfect
I could have colonialised you could have colonialised he could have colonialised we could have colonialised you could have colonialised they could have colonialised
V-ing perfect
I could have been colonialising you could have been colonialising he could have been colonialising we could have been colonialising you could have been colonialising they could have been colonialising
Negation
Simple form
I could not colonialise you could not colonialise he could not colonialise we could not colonialise you could not colonialise they could not colonialise
V-ing form
I could not be colonialising you could not be colonialising he could not be colonialising we could not be colonialising you could not be colonialising they could not be colonialising
Perfect
I could not have colonialised you could not have colonialised he could not have colonialised we could not have colonialised you could not have colonialised they could not have colonialised
V-ing perfect
I could not have been colonialising you could not have been colonialising he could not have been colonialising we could not have been colonialising you could not have been colonialising they could not have been colonialising
Interrogative form
Simple form
could I colonialise? could you colonialise? could he colonialise? could we colonialise? could you colonialise? could they colonialise?
V-ing form
could I be colonialising? could you be colonialising? could he be colonialising? could we be colonialising? could you be colonialising? could they be colonialising?
Perfect
could I have colonialised? could you have colonialised? could he have colonialised? could we have colonialised? could you have colonialised? could they have colonialised?
V-ing perfect
could I have been colonialising? could you have been colonialising? could he have been colonialising? could we have been colonialising? could you have been colonialising? could they have been colonialising?
Interro-negative form
Simple form
could I not colonialise? could you not colonialise? could he not colonialise? could we not colonialise? could you not colonialise? could they not colonialise?
V-ing form
could I not be colonialising? could you not be colonialising? could he not be colonialising? could we not be colonialising? could you not be colonialising? could they not be colonialising?
Perfect
could I not have colonialised? could you not have colonialised? could he not have colonialised? could we not have colonialised? could you not have colonialised? could they not have colonialised?
V-ing perfect
could I not have been colonialising? could you not have been colonialising? could he not have been colonialising? could we not have been colonialising? could you not have been colonialising? could they not have been colonialising?