I could bollix you could bollix she could bollix we could bollix you could bollix they could bollix
V-ing form
I could be bollixing you could be bollixing she could be bollixing we could be bollixing you could be bollixing they could be bollixing
Perfect
I could have bollixed you could have bollixed she could have bollixed we could have bollixed you could have bollixed they could have bollixed
V-ing perfect
I could have been bollixing you could have been bollixing she could have been bollixing we could have been bollixing you could have been bollixing they could have been bollixing
Negation
Simple form
I could not bollix you could not bollix she could not bollix we could not bollix you could not bollix they could not bollix
V-ing form
I could not be bollixing you could not be bollixing she could not be bollixing we could not be bollixing you could not be bollixing they could not be bollixing
Perfect
I could not have bollixed you could not have bollixed she could not have bollixed we could not have bollixed you could not have bollixed they could not have bollixed
V-ing perfect
I could not have been bollixing you could not have been bollixing she could not have been bollixing we could not have been bollixing you could not have been bollixing they could not have been bollixing
Interrogative form
Simple form
could I bollix? could you bollix? could she bollix? could we bollix? could you bollix? could they bollix?
V-ing form
could I be bollixing? could you be bollixing? could she be bollixing? could we be bollixing? could you be bollixing? could they be bollixing?
Perfect
could I have bollixed? could you have bollixed? could she have bollixed? could we have bollixed? could you have bollixed? could they have bollixed?
V-ing perfect
could I have been bollixing? could you have been bollixing? could she have been bollixing? could we have been bollixing? could you have been bollixing? could they have been bollixing?
Interro-negative form
Simple form
could I not bollix? could you not bollix? could she not bollix? could we not bollix? could you not bollix? could they not bollix?
V-ing form
could I not be bollixing? could you not be bollixing? could she not be bollixing? could we not be bollixing? could you not be bollixing? could they not be bollixing?
Perfect
could I not have bollixed? could you not have bollixed? could she not have bollixed? could we not have bollixed? could you not have bollixed? could they not have bollixed?
V-ing perfect
could I not have been bollixing? could you not have been bollixing? could she not have been bollixing? could we not have been bollixing? could you not have been bollixing? could they not have been bollixing?