I'd be substituting you'd be substituting she'd be substituting we'd be substituting you'd be substituting they'd be substituting
Perfect
I would've substituted you would've substituted she would've substituted we would've substituted you would've substituted they would've substituted
V-ing perfect
I would've been substituting you would've been substituting she would've been substituting we would've been substituting you would've been substituting they would've been substituting
Negation
Simple form
I wouldn't substitute you wouldn't substitute she wouldn't substitute we wouldn't substitute you wouldn't substitute they wouldn't substitute
V-ing form
I wouldn't be substituting you wouldn't be substituting she wouldn't be substituting we wouldn't be substituting you wouldn't be substituting they wouldn't be substituting
Perfect
I wouldn't have substituted you wouldn't have substituted she wouldn't have substituted we wouldn't have substituted you wouldn't have substituted they wouldn't have substituted
V-ing perfect
I wouldn't have been substituting you wouldn't have been substituting she wouldn't have been substituting we wouldn't have been substituting you wouldn't have been substituting they wouldn't have been substituting
Interrogative form
Simple form
would I substitute? would you substitute? would she substitute? would we substitute? would you substitute? would they substitute?
V-ing form
would I be substituting? would you be substituting? would she be substituting? would we be substituting? would you be substituting? would they be substituting?
Perfect
would I have substituted? would you have substituted? would she have substituted? would we have substituted? would you have substituted? would they have substituted?
V-ing perfect
would I have been substituting? would you have been substituting? would she have been substituting? would we have been substituting? would you have been substituting? would they have been substituting?
Interro-negative form
Simple form
wouldn't I substitute? wouldn't you substitute? wouldn't she substitute? wouldn't we substitute? wouldn't you substitute? wouldn't they substitute?
V-ing form
wouldn't I be substituting? wouldn't you be substituting? wouldn't she be substituting? wouldn't we be substituting? wouldn't you be substituting? wouldn't they be substituting?
Perfect
wouldn't I have substituted? wouldn't you have substituted? wouldn't she have substituted? wouldn't we have substituted? wouldn't you have substituted? wouldn't they have substituted?
V-ing perfect
wouldn't I have been substituting? wouldn't you have been substituting? wouldn't she have been substituting? wouldn't we have been substituting? wouldn't you have been substituting? wouldn't they have been substituting?