I could addict you could addict he could addict we could addict you could addict they could addict
V-ing form
I could be addicting you could be addicting he could be addicting we could be addicting you could be addicting they could be addicting
Perfect
I could have addicted you could have addicted he could have addicted we could have addicted you could have addicted they could have addicted
V-ing perfect
I could have been addicting you could have been addicting he could have been addicting we could have been addicting you could have been addicting they could have been addicting
Negation
Simple form
I couldn't addict you couldn't addict he couldn't addict we couldn't addict you couldn't addict they couldn't addict
V-ing form
I couldn't be addicting you couldn't be addicting he couldn't be addicting we couldn't be addicting you couldn't be addicting they couldn't be addicting
Perfect
I couldn't have addicted you couldn't have addicted he couldn't have addicted we couldn't have addicted you couldn't have addicted they couldn't have addicted
V-ing perfect
I couldn't have been addicting you couldn't have been addicting he couldn't have been addicting we couldn't have been addicting you couldn't have been addicting they couldn't have been addicting
Interrogative form
Simple form
could I addict? could you addict? could he addict? could we addict? could you addict? could they addict?
V-ing form
could I be addicting? could you be addicting? could he be addicting? could we be addicting? could you be addicting? could they be addicting?
Perfect
could I have addicted? could you have addicted? could he have addicted? could we have addicted? could you have addicted? could they have addicted?
V-ing perfect
could I have been addicting? could you have been addicting? could he have been addicting? could we have been addicting? could you have been addicting? could they have been addicting?
Interro-negative form
Simple form
couldn't I addict? couldn't you addict? couldn't he addict? couldn't we addict? couldn't you addict? couldn't they addict?
V-ing form
couldn't I be addicting? couldn't you be addicting? couldn't he be addicting? couldn't we be addicting? couldn't you be addicting? couldn't they be addicting?
Perfect
couldn't I have addicted? couldn't you have addicted? couldn't he have addicted? couldn't we have addicted? couldn't you have addicted? couldn't they have addicted?
V-ing perfect
couldn't I have been addicting? couldn't you have been addicting? couldn't he have been addicting? couldn't we have been addicting? couldn't you have been addicting? couldn't they have been addicting?