English verb conjugation
SHOULD ENGINEER

Regular verb: engineer - engineered - engineered

Affirmation

Simple form	V-ing form
I'd engineer you'd engineer she'd engineer we'd engineer you'd engineer they'd engineer	I'd be engineering you'd be engineering she'd be engineering we'd be engineering you'd be engineering they'd be engineering
Perfect	V-ing perfect
I should've engineered you should've engineered she should've engineered we should've engineered you should've engineered they should've engineered	I should've been engineering you should've been engineering she should've been engineering we should've been engineering you should've been engineering they should've been engineering

Negation

Simple form	V-ing form
I shouldn't engineer you shouldn't engineer she shouldn't engineer we shouldn't engineer you shouldn't engineer they shouldn't engineer	I shouldn't be engineering you shouldn't be engineering she shouldn't be engineering we shouldn't be engineering you shouldn't be engineering they shouldn't be engineering
Perfect	V-ing perfect
I shouldn't have engineered you shouldn't have engineered she shouldn't have engineered we shouldn't have engineered you shouldn't have engineered they shouldn't have engineered	I shouldn't have been engineering you shouldn't have been engineering she shouldn't have been engineering we shouldn't have been engineering you shouldn't have been engineering they shouldn't have been engineering

Interrogative form

Simple form	V-ing form
should I engineer? should you engineer? should she engineer? should we engineer? should you engineer? should they engineer?	should I be engineering? should you be engineering? should she be engineering? should we be engineering? should you be engineering? should they be engineering?
Perfect	V-ing perfect
should I have engineered? should you have engineered? should she have engineered? should we have engineered? should you have engineered? should they have engineered?	should I have been engineering? should you have been engineering? should she have been engineering? should we have been engineering? should you have been engineering? should they have been engineering?

Interro-negative form

Simple form	V-ing form
shouldn't I engineer? shouldn't you engineer? shouldn't she engineer? shouldn't we engineer? shouldn't you engineer? shouldn't they engineer?	shouldn't I be engineering? shouldn't you be engineering? shouldn't she be engineering? shouldn't we be engineering? shouldn't you be engineering? shouldn't they be engineering?
Perfect	V-ing perfect
shouldn't I have engineered? shouldn't you have engineered? shouldn't she have engineered? shouldn't we have engineered? shouldn't you have engineered? shouldn't they have engineered?	shouldn't I have been engineering? shouldn't you have been engineering? shouldn't she have been engineering? shouldn't we have been engineering? shouldn't you have been engineering? shouldn't they have been engineering?