English verb conjugation
SHOULD FETTLE

Regular verb: fettle - fettled - fettled

Affirmation

Simple form	V-ing form
I'd fettle you'd fettle he'd fettle we'd fettle you'd fettle they'd fettle	I'd be fettling you'd be fettling he'd be fettling we'd be fettling you'd be fettling they'd be fettling
Perfect	V-ing perfect
I should've fettled you should've fettled he should've fettled we should've fettled you should've fettled they should've fettled	I should've been fettling you should've been fettling he should've been fettling we should've been fettling you should've been fettling they should've been fettling

Negation

Simple form	V-ing form
I shouldn't fettle you shouldn't fettle he shouldn't fettle we shouldn't fettle you shouldn't fettle they shouldn't fettle	I shouldn't be fettling you shouldn't be fettling he shouldn't be fettling we shouldn't be fettling you shouldn't be fettling they shouldn't be fettling
Perfect	V-ing perfect
I shouldn't have fettled you shouldn't have fettled he shouldn't have fettled we shouldn't have fettled you shouldn't have fettled they shouldn't have fettled	I shouldn't have been fettling you shouldn't have been fettling he shouldn't have been fettling we shouldn't have been fettling you shouldn't have been fettling they shouldn't have been fettling

Interrogative form

Simple form	V-ing form
should I fettle? should you fettle? should he fettle? should we fettle? should you fettle? should they fettle?	should I be fettling? should you be fettling? should he be fettling? should we be fettling? should you be fettling? should they be fettling?
Perfect	V-ing perfect
should I have fettled? should you have fettled? should he have fettled? should we have fettled? should you have fettled? should they have fettled?	should I have been fettling? should you have been fettling? should he have been fettling? should we have been fettling? should you have been fettling? should they have been fettling?

Interro-negative form

Simple form	V-ing form
shouldn't I fettle? shouldn't you fettle? shouldn't he fettle? shouldn't we fettle? shouldn't you fettle? shouldn't they fettle?	shouldn't I be fettling? shouldn't you be fettling? shouldn't he be fettling? shouldn't we be fettling? shouldn't you be fettling? shouldn't they be fettling?
Perfect	V-ing perfect
shouldn't I have fettled? shouldn't you have fettled? shouldn't he have fettled? shouldn't we have fettled? shouldn't you have fettled? shouldn't they have fettled?	shouldn't I have been fettling? shouldn't you have been fettling? shouldn't he have been fettling? shouldn't we have been fettling? shouldn't you have been fettling? shouldn't they have been fettling?