English verb conjugation
SHOULD DARN

Regular verb: darn - darned - darned

Affirmation

Simple form	V-ing form
I should darn you should darn he should darn we should darn you should darn they should darn	I should be darning you should be darning he should be darning we should be darning you should be darning they should be darning
Perfect	V-ing perfect
I should have darned you should have darned he should have darned we should have darned you should have darned they should have darned	I should have been darning you should have been darning he should have been darning we should have been darning you should have been darning they should have been darning

Negation

Simple form	V-ing form
I should not darn you should not darn he should not darn we should not darn you should not darn they should not darn	I should not be darning you should not be darning he should not be darning we should not be darning you should not be darning they should not be darning
Perfect	V-ing perfect
I should not have darned you should not have darned he should not have darned we should not have darned you should not have darned they should not have darned	I should not have been darning you should not have been darning he should not have been darning we should not have been darning you should not have been darning they should not have been darning

Interrogative form

Simple form	V-ing form
should I darn? should you darn? should he darn? should we darn? should you darn? should they darn?	should I be darning? should you be darning? should he be darning? should we be darning? should you be darning? should they be darning?
Perfect	V-ing perfect
should I have darned? should you have darned? should he have darned? should we have darned? should you have darned? should they have darned?	should I have been darning? should you have been darning? should he have been darning? should we have been darning? should you have been darning? should they have been darning?

Interro-negative form

Simple form	V-ing form
should I not darn? should you not darn? should he not darn? should we not darn? should you not darn? should they not darn?	should I not be darning? should you not be darning? should he not be darning? should we not be darning? should you not be darning? should they not be darning?
Perfect	V-ing perfect
should I not have darned? should you not have darned? should he not have darned? should we not have darned? should you not have darned? should they not have darned?	should I not have been darning? should you not have been darning? should he not have been darning? should we not have been darning? should you not have been darning? should they not have been darning?