English verb conjugation
SHOULD PET

Regular verb: pet - petted - petted

Affirmation

Simple form	V-ing form
I should pet you should pet he should pet we should pet you should pet they should pet	I should be petting you should be petting he should be petting we should be petting you should be petting they should be petting
Perfect	V-ing perfect
I should have petted you should have petted he should have petted we should have petted you should have petted they should have petted	I should have been petting you should have been petting he should have been petting we should have been petting you should have been petting they should have been petting

Negation

Simple form	V-ing form
I should not pet you should not pet he should not pet we should not pet you should not pet they should not pet	I should not be petting you should not be petting he should not be petting we should not be petting you should not be petting they should not be petting
Perfect	V-ing perfect
I should not have petted you should not have petted he should not have petted we should not have petted you should not have petted they should not have petted	I should not have been petting you should not have been petting he should not have been petting we should not have been petting you should not have been petting they should not have been petting

Interrogative form

Simple form	V-ing form
should I pet? should you pet? should he pet? should we pet? should you pet? should they pet?	should I be petting? should you be petting? should he be petting? should we be petting? should you be petting? should they be petting?
Perfect	V-ing perfect
should I have petted? should you have petted? should he have petted? should we have petted? should you have petted? should they have petted?	should I have been petting? should you have been petting? should he have been petting? should we have been petting? should you have been petting? should they have been petting?

Interro-negative form

Simple form	V-ing form
should I not pet? should you not pet? should he not pet? should we not pet? should you not pet? should they not pet?	should I not be petting? should you not be petting? should he not be petting? should we not be petting? should you not be petting? should they not be petting?
Perfect	V-ing perfect
should I not have petted? should you not have petted? should he not have petted? should we not have petted? should you not have petted? should they not have petted?	should I not have been petting? should you not have been petting? should he not have been petting? should we not have been petting? should you not have been petting? should they not have been petting?