English verb conjugation
COULD PLAIT

Regular verb: plait - plaited - plaited

Affirmation

Simple form	V-ing form
I could plait you could plait she could plait we could plait you could plait they could plait	I could be plaiting you could be plaiting she could be plaiting we could be plaiting you could be plaiting they could be plaiting
Perfect	V-ing perfect
I could have plaited you could have plaited she could have plaited we could have plaited you could have plaited they could have plaited	I could have been plaiting you could have been plaiting she could have been plaiting we could have been plaiting you could have been plaiting they could have been plaiting

Negation

Simple form	V-ing form
I couldn't plait you couldn't plait she couldn't plait we couldn't plait you couldn't plait they couldn't plait	I couldn't be plaiting you couldn't be plaiting she couldn't be plaiting we couldn't be plaiting you couldn't be plaiting they couldn't be plaiting
Perfect	V-ing perfect
I couldn't have plaited you couldn't have plaited she couldn't have plaited we couldn't have plaited you couldn't have plaited they couldn't have plaited	I couldn't have been plaiting you couldn't have been plaiting she couldn't have been plaiting we couldn't have been plaiting you couldn't have been plaiting they couldn't have been plaiting

Interrogative form

Simple form	V-ing form
could I plait? could you plait? could she plait? could we plait? could you plait? could they plait?	could I be plaiting? could you be plaiting? could she be plaiting? could we be plaiting? could you be plaiting? could they be plaiting?
Perfect	V-ing perfect
could I have plaited? could you have plaited? could she have plaited? could we have plaited? could you have plaited? could they have plaited?	could I have been plaiting? could you have been plaiting? could she have been plaiting? could we have been plaiting? could you have been plaiting? could they have been plaiting?

Interro-negative form

Simple form	V-ing form
couldn't I plait? couldn't you plait? couldn't she plait? couldn't we plait? couldn't you plait? couldn't they plait?	couldn't I be plaiting? couldn't you be plaiting? couldn't she be plaiting? couldn't we be plaiting? couldn't you be plaiting? couldn't they be plaiting?
Perfect	V-ing perfect
couldn't I have plaited? couldn't you have plaited? couldn't she have plaited? couldn't we have plaited? couldn't you have plaited? couldn't they have plaited?	couldn't I have been plaiting? couldn't you have been plaiting? couldn't she have been plaiting? couldn't we have been plaiting? couldn't you have been plaiting? couldn't they have been plaiting?