English verb conjugation
SHOULD YAP

Regular verb: yap - yapped - yapped

Affirmation

Simple form	V-ing form
I should yap you should yap she should yap we should yap you should yap they should yap	I should be yapping you should be yapping she should be yapping we should be yapping you should be yapping they should be yapping
Perfect	V-ing perfect
I should have yapped you should have yapped she should have yapped we should have yapped you should have yapped they should have yapped	I should have been yapping you should have been yapping she should have been yapping we should have been yapping you should have been yapping they should have been yapping

Negation

Simple form	V-ing form
I should not yap you should not yap she should not yap we should not yap you should not yap they should not yap	I should not be yapping you should not be yapping she should not be yapping we should not be yapping you should not be yapping they should not be yapping
Perfect	V-ing perfect
I should not have yapped you should not have yapped she should not have yapped we should not have yapped you should not have yapped they should not have yapped	I should not have been yapping you should not have been yapping she should not have been yapping we should not have been yapping you should not have been yapping they should not have been yapping

Interrogative form

Simple form	V-ing form
should I yap? should you yap? should she yap? should we yap? should you yap? should they yap?	should I be yapping? should you be yapping? should she be yapping? should we be yapping? should you be yapping? should they be yapping?
Perfect	V-ing perfect
should I have yapped? should you have yapped? should she have yapped? should we have yapped? should you have yapped? should they have yapped?	should I have been yapping? should you have been yapping? should she have been yapping? should we have been yapping? should you have been yapping? should they have been yapping?

Interro-negative form

Simple form	V-ing form
should I not yap? should you not yap? should she not yap? should we not yap? should you not yap? should they not yap?	should I not be yapping? should you not be yapping? should she not be yapping? should we not be yapping? should you not be yapping? should they not be yapping?
Perfect	V-ing perfect
should I not have yapped? should you not have yapped? should she not have yapped? should we not have yapped? should you not have yapped? should they not have yapped?	should I not have been yapping? should you not have been yapping? should she not have been yapping? should we not have been yapping? should you not have been yapping? should they not have been yapping?