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