English verb conjugation
SHOULD SPIRAL

Regular verb: spiral - spiralled - spiralled

Affirmation

Simple form	V-ing form
I should spiral you should spiral he should spiral we should spiral you should spiral they should spiral	I should be spiralling you should be spiralling he should be spiralling we should be spiralling you should be spiralling they should be spiralling
Perfect	V-ing perfect
I should have spiralled you should have spiralled he should have spiralled we should have spiralled you should have spiralled they should have spiralled	I should have been spiralling you should have been spiralling he should have been spiralling we should have been spiralling you should have been spiralling they should have been spiralling

Negation

Simple form	V-ing form
I should not spiral you should not spiral he should not spiral we should not spiral you should not spiral they should not spiral	I should not be spiralling you should not be spiralling he should not be spiralling we should not be spiralling you should not be spiralling they should not be spiralling
Perfect	V-ing perfect
I should not have spiralled you should not have spiralled he should not have spiralled we should not have spiralled you should not have spiralled they should not have spiralled	I should not have been spiralling you should not have been spiralling he should not have been spiralling we should not have been spiralling you should not have been spiralling they should not have been spiralling

Interrogative form

Simple form	V-ing form
should I spiral? should you spiral? should he spiral? should we spiral? should you spiral? should they spiral?	should I be spiralling? should you be spiralling? should he be spiralling? should we be spiralling? should you be spiralling? should they be spiralling?
Perfect	V-ing perfect
should I have spiralled? should you have spiralled? should he have spiralled? should we have spiralled? should you have spiralled? should they have spiralled?	should I have been spiralling? should you have been spiralling? should he have been spiralling? should we have been spiralling? should you have been spiralling? should they have been spiralling?

Interro-negative form

Simple form	V-ing form
should I not spiral? should you not spiral? should he not spiral? should we not spiral? should you not spiral? should they not spiral?	should I not be spiralling? should you not be spiralling? should he not be spiralling? should we not be spiralling? should you not be spiralling? should they not be spiralling?
Perfect	V-ing perfect
should I not have spiralled? should you not have spiralled? should he not have spiralled? should we not have spiralled? should you not have spiralled? should they not have spiralled?	should I not have been spiralling? should you not have been spiralling? should he not have been spiralling? should we not have been spiralling? should you not have been spiralling? should they not have been spiralling?