English verb conjugation
SHOULD ASK

Regular verb: ask - asked - asked

Affirmation

Simple form	V-ing form
I'd ask you'd ask he'd ask we'd ask you'd ask they'd ask	I'd be asking you'd be asking he'd be asking we'd be asking you'd be asking they'd be asking
Perfect	V-ing perfect
I should've asked you should've asked he should've asked we should've asked you should've asked they should've asked	I should've been asking you should've been asking he should've been asking we should've been asking you should've been asking they should've been asking

Negation

Simple form	V-ing form
I shouldn't ask you shouldn't ask he shouldn't ask we shouldn't ask you shouldn't ask they shouldn't ask	I shouldn't be asking you shouldn't be asking he shouldn't be asking we shouldn't be asking you shouldn't be asking they shouldn't be asking
Perfect	V-ing perfect
I shouldn't have asked you shouldn't have asked he shouldn't have asked we shouldn't have asked you shouldn't have asked they shouldn't have asked	I shouldn't have been asking you shouldn't have been asking he shouldn't have been asking we shouldn't have been asking you shouldn't have been asking they shouldn't have been asking

Interrogative form

Simple form	V-ing form
should I ask? should you ask? should he ask? should we ask? should you ask? should they ask?	should I be asking? should you be asking? should he be asking? should we be asking? should you be asking? should they be asking?
Perfect	V-ing perfect
should I have asked? should you have asked? should he have asked? should we have asked? should you have asked? should they have asked?	should I have been asking? should you have been asking? should he have been asking? should we have been asking? should you have been asking? should they have been asking?

Interro-negative form

Simple form	V-ing form
shouldn't I ask? shouldn't you ask? shouldn't he ask? shouldn't we ask? shouldn't you ask? shouldn't they ask?	shouldn't I be asking? shouldn't you be asking? shouldn't he be asking? shouldn't we be asking? shouldn't you be asking? shouldn't they be asking?
Perfect	V-ing perfect
shouldn't I have asked? shouldn't you have asked? shouldn't he have asked? shouldn't we have asked? shouldn't you have asked? shouldn't they have asked?	shouldn't I have been asking? shouldn't you have been asking? shouldn't he have been asking? shouldn't we have been asking? shouldn't you have been asking? shouldn't they have been asking?