I'd be building you'd be building he'd be building we'd be building you'd be building they'd be building
Perfect
I would've built you would've built he would've built we would've built you would've built they would've built
V-ing perfect
I would've been building you would've been building he would've been building we would've been building you would've been building they would've been building
Negation
Simple form
I wouldn't build you wouldn't build he wouldn't build we wouldn't build you wouldn't build they wouldn't build
V-ing form
I wouldn't be building you wouldn't be building he wouldn't be building we wouldn't be building you wouldn't be building they wouldn't be building
Perfect
I wouldn't have built you wouldn't have built he wouldn't have built we wouldn't have built you wouldn't have built they wouldn't have built
V-ing perfect
I wouldn't have been building you wouldn't have been building he wouldn't have been building we wouldn't have been building you wouldn't have been building they wouldn't have been building
Interrogative form
Simple form
would I build? would you build? would he build? would we build? would you build? would they build?
V-ing form
would I be building? would you be building? would he be building? would we be building? would you be building? would they be building?
Perfect
would I have built? would you have built? would he have built? would we have built? would you have built? would they have built?
V-ing perfect
would I have been building? would you have been building? would he have been building? would we have been building? would you have been building? would they have been building?
Interro-negative form
Simple form
wouldn't I build? wouldn't you build? wouldn't he build? wouldn't we build? wouldn't you build? wouldn't they build?
V-ing form
wouldn't I be building? wouldn't you be building? wouldn't he be building? wouldn't we be building? wouldn't you be building? wouldn't they be building?
Perfect
wouldn't I have built? wouldn't you have built? wouldn't he have built? wouldn't we have built? wouldn't you have built? wouldn't they have built?
V-ing perfect
wouldn't I have been building? wouldn't you have been building? wouldn't he have been building? wouldn't we have been building? wouldn't you have been building? wouldn't they have been building?