English verb conjugation
SHOULD SNAFU

Regular verb: snafu - snafued - snafued

Affirmation

Simple form	V-ing form
I'd snafu you'd snafu she'd snafu we'd snafu you'd snafu they'd snafu	I'd be snafuing you'd be snafuing she'd be snafuing we'd be snafuing you'd be snafuing they'd be snafuing
Perfect	V-ing perfect
I should've snafued you should've snafued she should've snafued we should've snafued you should've snafued they should've snafued	I should've been snafuing you should've been snafuing she should've been snafuing we should've been snafuing you should've been snafuing they should've been snafuing

Negation

Simple form	V-ing form
I shouldn't snafu you shouldn't snafu she shouldn't snafu we shouldn't snafu you shouldn't snafu they shouldn't snafu	I shouldn't be snafuing you shouldn't be snafuing she shouldn't be snafuing we shouldn't be snafuing you shouldn't be snafuing they shouldn't be snafuing
Perfect	V-ing perfect
I shouldn't have snafued you shouldn't have snafued she shouldn't have snafued we shouldn't have snafued you shouldn't have snafued they shouldn't have snafued	I shouldn't have been snafuing you shouldn't have been snafuing she shouldn't have been snafuing we shouldn't have been snafuing you shouldn't have been snafuing they shouldn't have been snafuing

Interrogative form

Simple form	V-ing form
should I snafu? should you snafu? should she snafu? should we snafu? should you snafu? should they snafu?	should I be snafuing? should you be snafuing? should she be snafuing? should we be snafuing? should you be snafuing? should they be snafuing?
Perfect	V-ing perfect
should I have snafued? should you have snafued? should she have snafued? should we have snafued? should you have snafued? should they have snafued?	should I have been snafuing? should you have been snafuing? should she have been snafuing? should we have been snafuing? should you have been snafuing? should they have been snafuing?

Interro-negative form

Simple form	V-ing form
shouldn't I snafu? shouldn't you snafu? shouldn't she snafu? shouldn't we snafu? shouldn't you snafu? shouldn't they snafu?	shouldn't I be snafuing? shouldn't you be snafuing? shouldn't she be snafuing? shouldn't we be snafuing? shouldn't you be snafuing? shouldn't they be snafuing?
Perfect	V-ing perfect
shouldn't I have snafued? shouldn't you have snafued? shouldn't she have snafued? shouldn't we have snafued? shouldn't you have snafued? shouldn't they have snafued?	shouldn't I have been snafuing? shouldn't you have been snafuing? shouldn't she have been snafuing? shouldn't we have been snafuing? shouldn't you have been snafuing? shouldn't they have been snafuing?