English verb conjugation
SHOULD THUNK

Regular verb: thunk - thunked - thunked

Affirmation

Simple form	V-ing form
I'd thunk you'd thunk he'd thunk we'd thunk you'd thunk they'd thunk	I'd be thunking you'd be thunking he'd be thunking we'd be thunking you'd be thunking they'd be thunking
Perfect	V-ing perfect
I should've thunked you should've thunked he should've thunked we should've thunked you should've thunked they should've thunked	I should've been thunking you should've been thunking he should've been thunking we should've been thunking you should've been thunking they should've been thunking

Negation

Simple form	V-ing form
I shouldn't thunk you shouldn't thunk he shouldn't thunk we shouldn't thunk you shouldn't thunk they shouldn't thunk	I shouldn't be thunking you shouldn't be thunking he shouldn't be thunking we shouldn't be thunking you shouldn't be thunking they shouldn't be thunking
Perfect	V-ing perfect
I shouldn't have thunked you shouldn't have thunked he shouldn't have thunked we shouldn't have thunked you shouldn't have thunked they shouldn't have thunked	I shouldn't have been thunking you shouldn't have been thunking he shouldn't have been thunking we shouldn't have been thunking you shouldn't have been thunking they shouldn't have been thunking

Interrogative form

Simple form	V-ing form
should I thunk? should you thunk? should he thunk? should we thunk? should you thunk? should they thunk?	should I be thunking? should you be thunking? should he be thunking? should we be thunking? should you be thunking? should they be thunking?
Perfect	V-ing perfect
should I have thunked? should you have thunked? should he have thunked? should we have thunked? should you have thunked? should they have thunked?	should I have been thunking? should you have been thunking? should he have been thunking? should we have been thunking? should you have been thunking? should they have been thunking?

Interro-negative form

Simple form	V-ing form
shouldn't I thunk? shouldn't you thunk? shouldn't he thunk? shouldn't we thunk? shouldn't you thunk? shouldn't they thunk?	shouldn't I be thunking? shouldn't you be thunking? shouldn't he be thunking? shouldn't we be thunking? shouldn't you be thunking? shouldn't they be thunking?
Perfect	V-ing perfect
shouldn't I have thunked? shouldn't you have thunked? shouldn't he have thunked? shouldn't we have thunked? shouldn't you have thunked? shouldn't they have thunked?	shouldn't I have been thunking? shouldn't you have been thunking? shouldn't he have been thunking? shouldn't we have been thunking? shouldn't you have been thunking? shouldn't they have been thunking?