English verb conjugation
SHOULD PREOCCUPY

Regular verb: preoccupy - preoccupied - preoccupied

Affirmation

Simple form	V-ing form
I'd preoccupy you'd preoccupy she'd preoccupy we'd preoccupy you'd preoccupy they'd preoccupy	I'd be preoccupying you'd be preoccupying she'd be preoccupying we'd be preoccupying you'd be preoccupying they'd be preoccupying
Perfect	V-ing perfect
I should've preoccupied you should've preoccupied she should've preoccupied we should've preoccupied you should've preoccupied they should've preoccupied	I should've been preoccupying you should've been preoccupying she should've been preoccupying we should've been preoccupying you should've been preoccupying they should've been preoccupying

Negation

Simple form	V-ing form
I shouldn't preoccupy you shouldn't preoccupy she shouldn't preoccupy we shouldn't preoccupy you shouldn't preoccupy they shouldn't preoccupy	I shouldn't be preoccupying you shouldn't be preoccupying she shouldn't be preoccupying we shouldn't be preoccupying you shouldn't be preoccupying they shouldn't be preoccupying
Perfect	V-ing perfect
I shouldn't have preoccupied you shouldn't have preoccupied she shouldn't have preoccupied we shouldn't have preoccupied you shouldn't have preoccupied they shouldn't have preoccupied	I shouldn't have been preoccupying you shouldn't have been preoccupying she shouldn't have been preoccupying we shouldn't have been preoccupying you shouldn't have been preoccupying they shouldn't have been preoccupying

Interrogative form

Simple form	V-ing form
should I preoccupy? should you preoccupy? should she preoccupy? should we preoccupy? should you preoccupy? should they preoccupy?	should I be preoccupying? should you be preoccupying? should she be preoccupying? should we be preoccupying? should you be preoccupying? should they be preoccupying?
Perfect	V-ing perfect
should I have preoccupied? should you have preoccupied? should she have preoccupied? should we have preoccupied? should you have preoccupied? should they have preoccupied?	should I have been preoccupying? should you have been preoccupying? should she have been preoccupying? should we have been preoccupying? should you have been preoccupying? should they have been preoccupying?

Interro-negative form

Simple form	V-ing form
shouldn't I preoccupy? shouldn't you preoccupy? shouldn't she preoccupy? shouldn't we preoccupy? shouldn't you preoccupy? shouldn't they preoccupy?	shouldn't I be preoccupying? shouldn't you be preoccupying? shouldn't she be preoccupying? shouldn't we be preoccupying? shouldn't you be preoccupying? shouldn't they be preoccupying?
Perfect	V-ing perfect
shouldn't I have preoccupied? shouldn't you have preoccupied? shouldn't she have preoccupied? shouldn't we have preoccupied? shouldn't you have preoccupied? shouldn't they have preoccupied?	shouldn't I have been preoccupying? shouldn't you have been preoccupying? shouldn't she have been preoccupying? shouldn't we have been preoccupying? shouldn't you have been preoccupying? shouldn't they have been preoccupying?