I'd be choking you'd be choking he'd be choking we'd be choking you'd be choking they'd be choking
Perfect
I should've choked you should've choked he should've choked we should've choked you should've choked they should've choked
V-ing perfect
I should've been choking you should've been choking he should've been choking we should've been choking you should've been choking they should've been choking
Negation
Simple form
I shouldn't choke you shouldn't choke he shouldn't choke we shouldn't choke you shouldn't choke they shouldn't choke
V-ing form
I shouldn't be choking you shouldn't be choking he shouldn't be choking we shouldn't be choking you shouldn't be choking they shouldn't be choking
Perfect
I shouldn't have choked you shouldn't have choked he shouldn't have choked we shouldn't have choked you shouldn't have choked they shouldn't have choked
V-ing perfect
I shouldn't have been choking you shouldn't have been choking he shouldn't have been choking we shouldn't have been choking you shouldn't have been choking they shouldn't have been choking
Interrogative form
Simple form
should I choke? should you choke? should he choke? should we choke? should you choke? should they choke?
V-ing form
should I be choking? should you be choking? should he be choking? should we be choking? should you be choking? should they be choking?
Perfect
should I have choked? should you have choked? should he have choked? should we have choked? should you have choked? should they have choked?
V-ing perfect
should I have been choking? should you have been choking? should he have been choking? should we have been choking? should you have been choking? should they have been choking?
Interro-negative form
Simple form
shouldn't I choke? shouldn't you choke? shouldn't he choke? shouldn't we choke? shouldn't you choke? shouldn't they choke?
V-ing form
shouldn't I be choking? shouldn't you be choking? shouldn't he be choking? shouldn't we be choking? shouldn't you be choking? shouldn't they be choking?
Perfect
shouldn't I have choked? shouldn't you have choked? shouldn't he have choked? shouldn't we have choked? shouldn't you have choked? shouldn't they have choked?
V-ing perfect
shouldn't I have been choking? shouldn't you have been choking? shouldn't he have been choking? shouldn't we have been choking? shouldn't you have been choking? shouldn't they have been choking?