English verb conjugation
SHOULD CURR

Regular verb: curr - curred - curred

Affirmation

Simple form	V-ing form
I should curr you should curr he should curr we should curr you should curr they should curr	I should be curring you should be curring he should be curring we should be curring you should be curring they should be curring
Perfect	V-ing perfect
I should have curred you should have curred he should have curred we should have curred you should have curred they should have curred	I should have been curring you should have been curring he should have been curring we should have been curring you should have been curring they should have been curring

Negation

Simple form	V-ing form
I should not curr you should not curr he should not curr we should not curr you should not curr they should not curr	I should not be curring you should not be curring he should not be curring we should not be curring you should not be curring they should not be curring
Perfect	V-ing perfect
I should not have curred you should not have curred he should not have curred we should not have curred you should not have curred they should not have curred	I should not have been curring you should not have been curring he should not have been curring we should not have been curring you should not have been curring they should not have been curring

Interrogative form

Simple form	V-ing form
should I curr? should you curr? should he curr? should we curr? should you curr? should they curr?	should I be curring? should you be curring? should he be curring? should we be curring? should you be curring? should they be curring?
Perfect	V-ing perfect
should I have curred? should you have curred? should he have curred? should we have curred? should you have curred? should they have curred?	should I have been curring? should you have been curring? should he have been curring? should we have been curring? should you have been curring? should they have been curring?

Interro-negative form

Simple form	V-ing form
should I not curr? should you not curr? should he not curr? should we not curr? should you not curr? should they not curr?	should I not be curring? should you not be curring? should he not be curring? should we not be curring? should you not be curring? should they not be curring?
Perfect	V-ing perfect
should I not have curred? should you not have curred? should he not have curred? should we not have curred? should you not have curred? should they not have curred?	should I not have been curring? should you not have been curring? should he not have been curring? should we not have been curring? should you not have been curring? should they not have been curring?