English verb conjugation
SHOULD TOMB

Regular verb: tomb - tombed - tombed

Affirmation

Simple form	V-ing form
I'd tomb you'd tomb he'd tomb we'd tomb you'd tomb they'd tomb	I'd be tombing you'd be tombing he'd be tombing we'd be tombing you'd be tombing they'd be tombing
Perfect	V-ing perfect
I should've tombed you should've tombed he should've tombed we should've tombed you should've tombed they should've tombed	I should've been tombing you should've been tombing he should've been tombing we should've been tombing you should've been tombing they should've been tombing

Negation

Simple form	V-ing form
I shouldn't tomb you shouldn't tomb he shouldn't tomb we shouldn't tomb you shouldn't tomb they shouldn't tomb	I shouldn't be tombing you shouldn't be tombing he shouldn't be tombing we shouldn't be tombing you shouldn't be tombing they shouldn't be tombing
Perfect	V-ing perfect
I shouldn't have tombed you shouldn't have tombed he shouldn't have tombed we shouldn't have tombed you shouldn't have tombed they shouldn't have tombed	I shouldn't have been tombing you shouldn't have been tombing he shouldn't have been tombing we shouldn't have been tombing you shouldn't have been tombing they shouldn't have been tombing

Interrogative form

Simple form	V-ing form
should I tomb? should you tomb? should he tomb? should we tomb? should you tomb? should they tomb?	should I be tombing? should you be tombing? should he be tombing? should we be tombing? should you be tombing? should they be tombing?
Perfect	V-ing perfect
should I have tombed? should you have tombed? should he have tombed? should we have tombed? should you have tombed? should they have tombed?	should I have been tombing? should you have been tombing? should he have been tombing? should we have been tombing? should you have been tombing? should they have been tombing?

Interro-negative form

Simple form	V-ing form
shouldn't I tomb? shouldn't you tomb? shouldn't he tomb? shouldn't we tomb? shouldn't you tomb? shouldn't they tomb?	shouldn't I be tombing? shouldn't you be tombing? shouldn't he be tombing? shouldn't we be tombing? shouldn't you be tombing? shouldn't they be tombing?
Perfect	V-ing perfect
shouldn't I have tombed? shouldn't you have tombed? shouldn't he have tombed? shouldn't we have tombed? shouldn't you have tombed? shouldn't they have tombed?	shouldn't I have been tombing? shouldn't you have been tombing? shouldn't he have been tombing? shouldn't we have been tombing? shouldn't you have been tombing? shouldn't they have been tombing?