English verb conjugation
SHOULD FLUTTER

Regular verb: flutter - fluttered - fluttered

Affirmation

Simple form	V-ing form
I should flutter you should flutter he should flutter we should flutter you should flutter they should flutter	I should be fluttering you should be fluttering he should be fluttering we should be fluttering you should be fluttering they should be fluttering
Perfect	V-ing perfect
I should have fluttered you should have fluttered he should have fluttered we should have fluttered you should have fluttered they should have fluttered	I should have been fluttering you should have been fluttering he should have been fluttering we should have been fluttering you should have been fluttering they should have been fluttering

Negation

Simple form	V-ing form
I should not flutter you should not flutter he should not flutter we should not flutter you should not flutter they should not flutter	I should not be fluttering you should not be fluttering he should not be fluttering we should not be fluttering you should not be fluttering they should not be fluttering
Perfect	V-ing perfect
I should not have fluttered you should not have fluttered he should not have fluttered we should not have fluttered you should not have fluttered they should not have fluttered	I should not have been fluttering you should not have been fluttering he should not have been fluttering we should not have been fluttering you should not have been fluttering they should not have been fluttering

Interrogative form

Simple form	V-ing form
should I flutter? should you flutter? should he flutter? should we flutter? should you flutter? should they flutter?	should I be fluttering? should you be fluttering? should he be fluttering? should we be fluttering? should you be fluttering? should they be fluttering?
Perfect	V-ing perfect
should I have fluttered? should you have fluttered? should he have fluttered? should we have fluttered? should you have fluttered? should they have fluttered?	should I have been fluttering? should you have been fluttering? should he have been fluttering? should we have been fluttering? should you have been fluttering? should they have been fluttering?

Interro-negative form

Simple form	V-ing form
should I not flutter? should you not flutter? should he not flutter? should we not flutter? should you not flutter? should they not flutter?	should I not be fluttering? should you not be fluttering? should he not be fluttering? should we not be fluttering? should you not be fluttering? should they not be fluttering?
Perfect	V-ing perfect
should I not have fluttered? should you not have fluttered? should he not have fluttered? should we not have fluttered? should you not have fluttered? should they not have fluttered?	should I not have been fluttering? should you not have been fluttering? should he not have been fluttering? should we not have been fluttering? should you not have been fluttering? should they not have been fluttering?