English verb conjugation
SHOULD BULL

Regular verb: bull - bulled - bulled

Affirmation

Simple form	V-ing form
I should bull you should bull he should bull we should bull you should bull they should bull	I should be bulling you should be bulling he should be bulling we should be bulling you should be bulling they should be bulling
Perfect	V-ing perfect
I should have bulled you should have bulled he should have bulled we should have bulled you should have bulled they should have bulled	I should have been bulling you should have been bulling he should have been bulling we should have been bulling you should have been bulling they should have been bulling

Negation

Simple form	V-ing form
I should not bull you should not bull he should not bull we should not bull you should not bull they should not bull	I should not be bulling you should not be bulling he should not be bulling we should not be bulling you should not be bulling they should not be bulling
Perfect	V-ing perfect
I should not have bulled you should not have bulled he should not have bulled we should not have bulled you should not have bulled they should not have bulled	I should not have been bulling you should not have been bulling he should not have been bulling we should not have been bulling you should not have been bulling they should not have been bulling

Interrogative form

Simple form	V-ing form
should I bull? should you bull? should he bull? should we bull? should you bull? should they bull?	should I be bulling? should you be bulling? should he be bulling? should we be bulling? should you be bulling? should they be bulling?
Perfect	V-ing perfect
should I have bulled? should you have bulled? should he have bulled? should we have bulled? should you have bulled? should they have bulled?	should I have been bulling? should you have been bulling? should he have been bulling? should we have been bulling? should you have been bulling? should they have been bulling?

Interro-negative form

Simple form	V-ing form
should I not bull? should you not bull? should he not bull? should we not bull? should you not bull? should they not bull?	should I not be bulling? should you not be bulling? should he not be bulling? should we not be bulling? should you not be bulling? should they not be bulling?
Perfect	V-ing perfect
should I not have bulled? should you not have bulled? should he not have bulled? should we not have bulled? should you not have bulled? should they not have bulled?	should I not have been bulling? should you not have been bulling? should he not have been bulling? should we not have been bulling? should you not have been bulling? should they not have been bulling?