English verb conjugation
COULD PLAIT

Regular verb: plait - plaited - plaited

Affirmation

Simple form	V-ing form
I could plait you could plait he could plait we could plait you could plait they could plait	I could be plaiting you could be plaiting he 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 he 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 he 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 he 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 he 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 he 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 he 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 he plait? could we plait? could you plait? could they plait?	could I be plaiting? could you be plaiting? could he 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 he 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 he 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 he 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 he 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 he 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 he have been plaiting? couldn't we have been plaiting? couldn't you have been plaiting? couldn't they have been plaiting?