English verb conjugation
SHOULD DOWN

Regular verb: down - downed - downed

Affirmation

Simple form	V-ing form
I should down you should down he should down we should down you should down they should down	I should be downing you should be downing he should be downing we should be downing you should be downing they should be downing
Perfect	V-ing perfect
I should have downed you should have downed he should have downed we should have downed you should have downed they should have downed	I should have been downing you should have been downing he should have been downing we should have been downing you should have been downing they should have been downing

Negation

Simple form	V-ing form
I should not down you should not down he should not down we should not down you should not down they should not down	I should not be downing you should not be downing he should not be downing we should not be downing you should not be downing they should not be downing
Perfect	V-ing perfect
I should not have downed you should not have downed he should not have downed we should not have downed you should not have downed they should not have downed	I should not have been downing you should not have been downing he should not have been downing we should not have been downing you should not have been downing they should not have been downing

Interrogative form

Simple form	V-ing form
should I down? should you down? should he down? should we down? should you down? should they down?	should I be downing? should you be downing? should he be downing? should we be downing? should you be downing? should they be downing?
Perfect	V-ing perfect
should I have downed? should you have downed? should he have downed? should we have downed? should you have downed? should they have downed?	should I have been downing? should you have been downing? should he have been downing? should we have been downing? should you have been downing? should they have been downing?

Interro-negative form

Simple form	V-ing form
should I not down? should you not down? should he not down? should we not down? should you not down? should they not down?	should I not be downing? should you not be downing? should he not be downing? should we not be downing? should you not be downing? should they not be downing?
Perfect	V-ing perfect
should I not have downed? should you not have downed? should he not have downed? should we not have downed? should you not have downed? should they not have downed?	should I not have been downing? should you not have been downing? should he not have been downing? should we not have been downing? should you not have been downing? should they not have been downing?