English verb conjugation
SHOULD PROOF

Regular verb: proof - proofed - proofed

Affirmation

Simple form	V-ing form
I should proof you should proof she should proof we should proof you should proof they should proof	I should be proofing you should be proofing she should be proofing we should be proofing you should be proofing they should be proofing
Perfect	V-ing perfect
I should have proofed you should have proofed she should have proofed we should have proofed you should have proofed they should have proofed	I should have been proofing you should have been proofing she should have been proofing we should have been proofing you should have been proofing they should have been proofing

Negation

Simple form	V-ing form
I should not proof you should not proof she should not proof we should not proof you should not proof they should not proof	I should not be proofing you should not be proofing she should not be proofing we should not be proofing you should not be proofing they should not be proofing
Perfect	V-ing perfect
I should not have proofed you should not have proofed she should not have proofed we should not have proofed you should not have proofed they should not have proofed	I should not have been proofing you should not have been proofing she should not have been proofing we should not have been proofing you should not have been proofing they should not have been proofing

Interrogative form

Simple form	V-ing form
should I proof? should you proof? should she proof? should we proof? should you proof? should they proof?	should I be proofing? should you be proofing? should she be proofing? should we be proofing? should you be proofing? should they be proofing?
Perfect	V-ing perfect
should I have proofed? should you have proofed? should she have proofed? should we have proofed? should you have proofed? should they have proofed?	should I have been proofing? should you have been proofing? should she have been proofing? should we have been proofing? should you have been proofing? should they have been proofing?

Interro-negative form

Simple form	V-ing form
should I not proof? should you not proof? should she not proof? should we not proof? should you not proof? should they not proof?	should I not be proofing? should you not be proofing? should she not be proofing? should we not be proofing? should you not be proofing? should they not be proofing?
Perfect	V-ing perfect
should I not have proofed? should you not have proofed? should she not have proofed? should we not have proofed? should you not have proofed? should they not have proofed?	should I not have been proofing? should you not have been proofing? should she not have been proofing? should we not have been proofing? should you not have been proofing? should they not have been proofing?