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