English verb conjugation
SHOULD ATTAINT

Regular verb: attaint - attainted - attainted

Affirmation

Simple form	V-ing form
I'd attaint you'd attaint he'd attaint we'd attaint you'd attaint they'd attaint	I'd be attainting you'd be attainting he'd be attainting we'd be attainting you'd be attainting they'd be attainting
Perfect	V-ing perfect
I should've attainted you should've attainted he should've attainted we should've attainted you should've attainted they should've attainted	I should've been attainting you should've been attainting he should've been attainting we should've been attainting you should've been attainting they should've been attainting

Negation

Simple form	V-ing form
I shouldn't attaint you shouldn't attaint he shouldn't attaint we shouldn't attaint you shouldn't attaint they shouldn't attaint	I shouldn't be attainting you shouldn't be attainting he shouldn't be attainting we shouldn't be attainting you shouldn't be attainting they shouldn't be attainting
Perfect	V-ing perfect
I shouldn't have attainted you shouldn't have attainted he shouldn't have attainted we shouldn't have attainted you shouldn't have attainted they shouldn't have attainted	I shouldn't have been attainting you shouldn't have been attainting he shouldn't have been attainting we shouldn't have been attainting you shouldn't have been attainting they shouldn't have been attainting

Interrogative form

Simple form	V-ing form
should I attaint? should you attaint? should he attaint? should we attaint? should you attaint? should they attaint?	should I be attainting? should you be attainting? should he be attainting? should we be attainting? should you be attainting? should they be attainting?
Perfect	V-ing perfect
should I have attainted? should you have attainted? should he have attainted? should we have attainted? should you have attainted? should they have attainted?	should I have been attainting? should you have been attainting? should he have been attainting? should we have been attainting? should you have been attainting? should they have been attainting?

Interro-negative form

Simple form	V-ing form
shouldn't I attaint? shouldn't you attaint? shouldn't he attaint? shouldn't we attaint? shouldn't you attaint? shouldn't they attaint?	shouldn't I be attainting? shouldn't you be attainting? shouldn't he be attainting? shouldn't we be attainting? shouldn't you be attainting? shouldn't they be attainting?
Perfect	V-ing perfect
shouldn't I have attainted? shouldn't you have attainted? shouldn't he have attainted? shouldn't we have attainted? shouldn't you have attainted? shouldn't they have attainted?	shouldn't I have been attainting? shouldn't you have been attainting? shouldn't he have been attainting? shouldn't we have been attainting? shouldn't you have been attainting? shouldn't they have been attainting?