English verb conjugation
SHOULD THIN

Regular verb: thin - thinned - thinned

Affirmation

Simple form	V-ing form
I'd thin you'd thin he'd thin we'd thin you'd thin they'd thin	I'd be thinning you'd be thinning he'd be thinning we'd be thinning you'd be thinning they'd be thinning
Perfect	V-ing perfect
I should've thinned you should've thinned he should've thinned we should've thinned you should've thinned they should've thinned	I should've been thinning you should've been thinning he should've been thinning we should've been thinning you should've been thinning they should've been thinning

Negation

Simple form	V-ing form
I shouldn't thin you shouldn't thin he shouldn't thin we shouldn't thin you shouldn't thin they shouldn't thin	I shouldn't be thinning you shouldn't be thinning he shouldn't be thinning we shouldn't be thinning you shouldn't be thinning they shouldn't be thinning
Perfect	V-ing perfect
I shouldn't have thinned you shouldn't have thinned he shouldn't have thinned we shouldn't have thinned you shouldn't have thinned they shouldn't have thinned	I shouldn't have been thinning you shouldn't have been thinning he shouldn't have been thinning we shouldn't have been thinning you shouldn't have been thinning they shouldn't have been thinning

Interrogative form

Simple form	V-ing form
should I thin? should you thin? should he thin? should we thin? should you thin? should they thin?	should I be thinning? should you be thinning? should he be thinning? should we be thinning? should you be thinning? should they be thinning?
Perfect	V-ing perfect
should I have thinned? should you have thinned? should he have thinned? should we have thinned? should you have thinned? should they have thinned?	should I have been thinning? should you have been thinning? should he have been thinning? should we have been thinning? should you have been thinning? should they have been thinning?

Interro-negative form

Simple form	V-ing form
shouldn't I thin? shouldn't you thin? shouldn't he thin? shouldn't we thin? shouldn't you thin? shouldn't they thin?	shouldn't I be thinning? shouldn't you be thinning? shouldn't he be thinning? shouldn't we be thinning? shouldn't you be thinning? shouldn't they be thinning?
Perfect	V-ing perfect
shouldn't I have thinned? shouldn't you have thinned? shouldn't he have thinned? shouldn't we have thinned? shouldn't you have thinned? shouldn't they have thinned?	shouldn't I have been thinning? shouldn't you have been thinning? shouldn't he have been thinning? shouldn't we have been thinning? shouldn't you have been thinning? shouldn't they have been thinning?