English verb conjugation
SHOULD OIL

Regular verb: oil - oiled - oiled

Affirmation

Simple form	V-ing form
I'd oil you'd oil he'd oil we'd oil you'd oil they'd oil	I'd be oiling you'd be oiling he'd be oiling we'd be oiling you'd be oiling they'd be oiling
Perfect	V-ing perfect
I should've oiled you should've oiled he should've oiled we should've oiled you should've oiled they should've oiled	I should've been oiling you should've been oiling he should've been oiling we should've been oiling you should've been oiling they should've been oiling

Negation

Simple form	V-ing form
I shouldn't oil you shouldn't oil he shouldn't oil we shouldn't oil you shouldn't oil they shouldn't oil	I shouldn't be oiling you shouldn't be oiling he shouldn't be oiling we shouldn't be oiling you shouldn't be oiling they shouldn't be oiling
Perfect	V-ing perfect
I shouldn't have oiled you shouldn't have oiled he shouldn't have oiled we shouldn't have oiled you shouldn't have oiled they shouldn't have oiled	I shouldn't have been oiling you shouldn't have been oiling he shouldn't have been oiling we shouldn't have been oiling you shouldn't have been oiling they shouldn't have been oiling

Interrogative form

Simple form	V-ing form
should I oil? should you oil? should he oil? should we oil? should you oil? should they oil?	should I be oiling? should you be oiling? should he be oiling? should we be oiling? should you be oiling? should they be oiling?
Perfect	V-ing perfect
should I have oiled? should you have oiled? should he have oiled? should we have oiled? should you have oiled? should they have oiled?	should I have been oiling? should you have been oiling? should he have been oiling? should we have been oiling? should you have been oiling? should they have been oiling?

Interro-negative form

Simple form	V-ing form
shouldn't I oil? shouldn't you oil? shouldn't he oil? shouldn't we oil? shouldn't you oil? shouldn't they oil?	shouldn't I be oiling? shouldn't you be oiling? shouldn't he be oiling? shouldn't we be oiling? shouldn't you be oiling? shouldn't they be oiling?
Perfect	V-ing perfect
shouldn't I have oiled? shouldn't you have oiled? shouldn't he have oiled? shouldn't we have oiled? shouldn't you have oiled? shouldn't they have oiled?	shouldn't I have been oiling? shouldn't you have been oiling? shouldn't he have been oiling? shouldn't we have been oiling? shouldn't you have been oiling? shouldn't they have been oiling?