English verb conjugation
SHOULD HARM

Regular verb: harm - harmed - harmed

Affirmation

Simple form	V-ing form
I'd harm you'd harm she'd harm we'd harm you'd harm they'd harm	I'd be harming you'd be harming she'd be harming we'd be harming you'd be harming they'd be harming
Perfect	V-ing perfect
I should've harmed you should've harmed she should've harmed we should've harmed you should've harmed they should've harmed	I should've been harming you should've been harming she should've been harming we should've been harming you should've been harming they should've been harming

Negation

Simple form	V-ing form
I shouldn't harm you shouldn't harm she shouldn't harm we shouldn't harm you shouldn't harm they shouldn't harm	I shouldn't be harming you shouldn't be harming she shouldn't be harming we shouldn't be harming you shouldn't be harming they shouldn't be harming
Perfect	V-ing perfect
I shouldn't have harmed you shouldn't have harmed she shouldn't have harmed we shouldn't have harmed you shouldn't have harmed they shouldn't have harmed	I shouldn't have been harming you shouldn't have been harming she shouldn't have been harming we shouldn't have been harming you shouldn't have been harming they shouldn't have been harming

Interrogative form

Simple form	V-ing form
should I harm? should you harm? should she harm? should we harm? should you harm? should they harm?	should I be harming? should you be harming? should she be harming? should we be harming? should you be harming? should they be harming?
Perfect	V-ing perfect
should I have harmed? should you have harmed? should she have harmed? should we have harmed? should you have harmed? should they have harmed?	should I have been harming? should you have been harming? should she have been harming? should we have been harming? should you have been harming? should they have been harming?

Interro-negative form

Simple form	V-ing form
shouldn't I harm? shouldn't you harm? shouldn't she harm? shouldn't we harm? shouldn't you harm? shouldn't they harm?	shouldn't I be harming? shouldn't you be harming? shouldn't she be harming? shouldn't we be harming? shouldn't you be harming? shouldn't they be harming?
Perfect	V-ing perfect
shouldn't I have harmed? shouldn't you have harmed? shouldn't she have harmed? shouldn't we have harmed? shouldn't you have harmed? shouldn't they have harmed?	shouldn't I have been harming? shouldn't you have been harming? shouldn't she have been harming? shouldn't we have been harming? shouldn't you have been harming? shouldn't they have been harming?