English verb conjugation
COULD SLIM

Regular verb: slim - slimmed - slimmed

Affirmation

Simple form	V-ing form
I could slim you could slim she could slim we could slim you could slim they could slim	I could be slimming you could be slimming she could be slimming we could be slimming you could be slimming they could be slimming
Perfect	V-ing perfect
I could have slimmed you could have slimmed she could have slimmed we could have slimmed you could have slimmed they could have slimmed	I could have been slimming you could have been slimming she could have been slimming we could have been slimming you could have been slimming they could have been slimming

Negation

Simple form	V-ing form
I couldn't slim you couldn't slim she couldn't slim we couldn't slim you couldn't slim they couldn't slim	I couldn't be slimming you couldn't be slimming she couldn't be slimming we couldn't be slimming you couldn't be slimming they couldn't be slimming
Perfect	V-ing perfect
I couldn't have slimmed you couldn't have slimmed she couldn't have slimmed we couldn't have slimmed you couldn't have slimmed they couldn't have slimmed	I couldn't have been slimming you couldn't have been slimming she couldn't have been slimming we couldn't have been slimming you couldn't have been slimming they couldn't have been slimming

Interrogative form

Simple form	V-ing form
could I slim? could you slim? could she slim? could we slim? could you slim? could they slim?	could I be slimming? could you be slimming? could she be slimming? could we be slimming? could you be slimming? could they be slimming?
Perfect	V-ing perfect
could I have slimmed? could you have slimmed? could she have slimmed? could we have slimmed? could you have slimmed? could they have slimmed?	could I have been slimming? could you have been slimming? could she have been slimming? could we have been slimming? could you have been slimming? could they have been slimming?

Interro-negative form

Simple form	V-ing form
couldn't I slim? couldn't you slim? couldn't she slim? couldn't we slim? couldn't you slim? couldn't they slim?	couldn't I be slimming? couldn't you be slimming? couldn't she be slimming? couldn't we be slimming? couldn't you be slimming? couldn't they be slimming?
Perfect	V-ing perfect
couldn't I have slimmed? couldn't you have slimmed? couldn't she have slimmed? couldn't we have slimmed? couldn't you have slimmed? couldn't they have slimmed?	couldn't I have been slimming? couldn't you have been slimming? couldn't she have been slimming? couldn't we have been slimming? couldn't you have been slimming? couldn't they have been slimming?