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