English verb conjugation
SHOULD TOP

Regular verb: top - topped - topped

Affirmation

Simple form	V-ing form
I'd top you'd top she'd top we'd top you'd top they'd top	I'd be topping you'd be topping she'd be topping we'd be topping you'd be topping they'd be topping
Perfect	V-ing perfect
I should've topped you should've topped she should've topped we should've topped you should've topped they should've topped	I should've been topping you should've been topping she should've been topping we should've been topping you should've been topping they should've been topping

Negation

Simple form	V-ing form
I shouldn't top you shouldn't top she shouldn't top we shouldn't top you shouldn't top they shouldn't top	I shouldn't be topping you shouldn't be topping she shouldn't be topping we shouldn't be topping you shouldn't be topping they shouldn't be topping
Perfect	V-ing perfect
I shouldn't have topped you shouldn't have topped she shouldn't have topped we shouldn't have topped you shouldn't have topped they shouldn't have topped	I shouldn't have been topping you shouldn't have been topping she shouldn't have been topping we shouldn't have been topping you shouldn't have been topping they shouldn't have been topping

Interrogative form

Simple form	V-ing form
should I top? should you top? should she top? should we top? should you top? should they top?	should I be topping? should you be topping? should she be topping? should we be topping? should you be topping? should they be topping?
Perfect	V-ing perfect
should I have topped? should you have topped? should she have topped? should we have topped? should you have topped? should they have topped?	should I have been topping? should you have been topping? should she have been topping? should we have been topping? should you have been topping? should they have been topping?

Interro-negative form

Simple form	V-ing form
shouldn't I top? shouldn't you top? shouldn't she top? shouldn't we top? shouldn't you top? shouldn't they top?	shouldn't I be topping? shouldn't you be topping? shouldn't she be topping? shouldn't we be topping? shouldn't you be topping? shouldn't they be topping?
Perfect	V-ing perfect
shouldn't I have topped? shouldn't you have topped? shouldn't she have topped? shouldn't we have topped? shouldn't you have topped? shouldn't they have topped?	shouldn't I have been topping? shouldn't you have been topping? shouldn't she have been topping? shouldn't we have been topping? shouldn't you have been topping? shouldn't they have been topping?