English verb conjugation
SHOULD SHUTTER

Regular verb: shutter - shuttered - shuttered

Affirmation

Simple form	V-ing form
I should shutter you should shutter he should shutter we should shutter you should shutter they should shutter	I should be shuttering you should be shuttering he should be shuttering we should be shuttering you should be shuttering they should be shuttering
Perfect	V-ing perfect
I should have shuttered you should have shuttered he should have shuttered we should have shuttered you should have shuttered they should have shuttered	I should have been shuttering you should have been shuttering he should have been shuttering we should have been shuttering you should have been shuttering they should have been shuttering

Negation

Simple form	V-ing form
I should not shutter you should not shutter he should not shutter we should not shutter you should not shutter they should not shutter	I should not be shuttering you should not be shuttering he should not be shuttering we should not be shuttering you should not be shuttering they should not be shuttering
Perfect	V-ing perfect
I should not have shuttered you should not have shuttered he should not have shuttered we should not have shuttered you should not have shuttered they should not have shuttered	I should not have been shuttering you should not have been shuttering he should not have been shuttering we should not have been shuttering you should not have been shuttering they should not have been shuttering

Interrogative form

Simple form	V-ing form
should I shutter? should you shutter? should he shutter? should we shutter? should you shutter? should they shutter?	should I be shuttering? should you be shuttering? should he be shuttering? should we be shuttering? should you be shuttering? should they be shuttering?
Perfect	V-ing perfect
should I have shuttered? should you have shuttered? should he have shuttered? should we have shuttered? should you have shuttered? should they have shuttered?	should I have been shuttering? should you have been shuttering? should he have been shuttering? should we have been shuttering? should you have been shuttering? should they have been shuttering?

Interro-negative form

Simple form	V-ing form
should I not shutter? should you not shutter? should he not shutter? should we not shutter? should you not shutter? should they not shutter?	should I not be shuttering? should you not be shuttering? should he not be shuttering? should we not be shuttering? should you not be shuttering? should they not be shuttering?
Perfect	V-ing perfect
should I not have shuttered? should you not have shuttered? should he not have shuttered? should we not have shuttered? should you not have shuttered? should they not have shuttered?	should I not have been shuttering? should you not have been shuttering? should he not have been shuttering? should we not have been shuttering? should you not have been shuttering? should they not have been shuttering?