English verb conjugation
SHOULD PLONK

Regular verb: plonk - plonked - plonked

Affirmation

Simple form	V-ing form
I'd plonk you'd plonk he'd plonk we'd plonk you'd plonk they'd plonk	I'd be plonking you'd be plonking he'd be plonking we'd be plonking you'd be plonking they'd be plonking
Perfect	V-ing perfect
I should've plonked you should've plonked he should've plonked we should've plonked you should've plonked they should've plonked	I should've been plonking you should've been plonking he should've been plonking we should've been plonking you should've been plonking they should've been plonking

Negation

Simple form	V-ing form
I shouldn't plonk you shouldn't plonk he shouldn't plonk we shouldn't plonk you shouldn't plonk they shouldn't plonk	I shouldn't be plonking you shouldn't be plonking he shouldn't be plonking we shouldn't be plonking you shouldn't be plonking they shouldn't be plonking
Perfect	V-ing perfect
I shouldn't have plonked you shouldn't have plonked he shouldn't have plonked we shouldn't have plonked you shouldn't have plonked they shouldn't have plonked	I shouldn't have been plonking you shouldn't have been plonking he shouldn't have been plonking we shouldn't have been plonking you shouldn't have been plonking they shouldn't have been plonking

Interrogative form

Simple form	V-ing form
should I plonk? should you plonk? should he plonk? should we plonk? should you plonk? should they plonk?	should I be plonking? should you be plonking? should he be plonking? should we be plonking? should you be plonking? should they be plonking?
Perfect	V-ing perfect
should I have plonked? should you have plonked? should he have plonked? should we have plonked? should you have plonked? should they have plonked?	should I have been plonking? should you have been plonking? should he have been plonking? should we have been plonking? should you have been plonking? should they have been plonking?

Interro-negative form

Simple form	V-ing form
shouldn't I plonk? shouldn't you plonk? shouldn't he plonk? shouldn't we plonk? shouldn't you plonk? shouldn't they plonk?	shouldn't I be plonking? shouldn't you be plonking? shouldn't he be plonking? shouldn't we be plonking? shouldn't you be plonking? shouldn't they be plonking?
Perfect	V-ing perfect
shouldn't I have plonked? shouldn't you have plonked? shouldn't he have plonked? shouldn't we have plonked? shouldn't you have plonked? shouldn't they have plonked?	shouldn't I have been plonking? shouldn't you have been plonking? shouldn't he have been plonking? shouldn't we have been plonking? shouldn't you have been plonking? shouldn't they have been plonking?