English verb conjugation
SHOULD SIMPER

Regular verb: simper - simpered - simpered

Affirmation

Simple form	V-ing form
I'd simper you'd simper he'd simper we'd simper you'd simper they'd simper	I'd be simpering you'd be simpering he'd be simpering we'd be simpering you'd be simpering they'd be simpering
Perfect	V-ing perfect
I should've simpered you should've simpered he should've simpered we should've simpered you should've simpered they should've simpered	I should've been simpering you should've been simpering he should've been simpering we should've been simpering you should've been simpering they should've been simpering

Negation

Simple form	V-ing form
I shouldn't simper you shouldn't simper he shouldn't simper we shouldn't simper you shouldn't simper they shouldn't simper	I shouldn't be simpering you shouldn't be simpering he shouldn't be simpering we shouldn't be simpering you shouldn't be simpering they shouldn't be simpering
Perfect	V-ing perfect
I shouldn't have simpered you shouldn't have simpered he shouldn't have simpered we shouldn't have simpered you shouldn't have simpered they shouldn't have simpered	I shouldn't have been simpering you shouldn't have been simpering he shouldn't have been simpering we shouldn't have been simpering you shouldn't have been simpering they shouldn't have been simpering

Interrogative form

Simple form	V-ing form
should I simper? should you simper? should he simper? should we simper? should you simper? should they simper?	should I be simpering? should you be simpering? should he be simpering? should we be simpering? should you be simpering? should they be simpering?
Perfect	V-ing perfect
should I have simpered? should you have simpered? should he have simpered? should we have simpered? should you have simpered? should they have simpered?	should I have been simpering? should you have been simpering? should he have been simpering? should we have been simpering? should you have been simpering? should they have been simpering?

Interro-negative form

Simple form	V-ing form
shouldn't I simper? shouldn't you simper? shouldn't he simper? shouldn't we simper? shouldn't you simper? shouldn't they simper?	shouldn't I be simpering? shouldn't you be simpering? shouldn't he be simpering? shouldn't we be simpering? shouldn't you be simpering? shouldn't they be simpering?
Perfect	V-ing perfect
shouldn't I have simpered? shouldn't you have simpered? shouldn't he have simpered? shouldn't we have simpered? shouldn't you have simpered? shouldn't they have simpered?	shouldn't I have been simpering? shouldn't you have been simpering? shouldn't he have been simpering? shouldn't we have been simpering? shouldn't you have been simpering? shouldn't they have been simpering?