English verb conjugation
SHOULD PRESTAMP

Regular verb: prestamp - prestamped - prestamped

Affirmation

Simple form	V-ing form
I should prestamp you should prestamp he should prestamp we should prestamp you should prestamp they should prestamp	I should be prestamping you should be prestamping he should be prestamping we should be prestamping you should be prestamping they should be prestamping
Perfect	V-ing perfect
I should have prestamped you should have prestamped he should have prestamped we should have prestamped you should have prestamped they should have prestamped	I should have been prestamping you should have been prestamping he should have been prestamping we should have been prestamping you should have been prestamping they should have been prestamping

Negation

Simple form	V-ing form
I should not prestamp you should not prestamp he should not prestamp we should not prestamp you should not prestamp they should not prestamp	I should not be prestamping you should not be prestamping he should not be prestamping we should not be prestamping you should not be prestamping they should not be prestamping
Perfect	V-ing perfect
I should not have prestamped you should not have prestamped he should not have prestamped we should not have prestamped you should not have prestamped they should not have prestamped	I should not have been prestamping you should not have been prestamping he should not have been prestamping we should not have been prestamping you should not have been prestamping they should not have been prestamping

Interrogative form

Simple form	V-ing form
should I prestamp? should you prestamp? should he prestamp? should we prestamp? should you prestamp? should they prestamp?	should I be prestamping? should you be prestamping? should he be prestamping? should we be prestamping? should you be prestamping? should they be prestamping?
Perfect	V-ing perfect
should I have prestamped? should you have prestamped? should he have prestamped? should we have prestamped? should you have prestamped? should they have prestamped?	should I have been prestamping? should you have been prestamping? should he have been prestamping? should we have been prestamping? should you have been prestamping? should they have been prestamping?

Interro-negative form

Simple form	V-ing form
should I not prestamp? should you not prestamp? should he not prestamp? should we not prestamp? should you not prestamp? should they not prestamp?	should I not be prestamping? should you not be prestamping? should he not be prestamping? should we not be prestamping? should you not be prestamping? should they not be prestamping?
Perfect	V-ing perfect
should I not have prestamped? should you not have prestamped? should he not have prestamped? should we not have prestamped? should you not have prestamped? should they not have prestamped?	should I not have been prestamping? should you not have been prestamping? should he not have been prestamping? should we not have been prestamping? should you not have been prestamping? should they not have been prestamping?