English verb conjugation
COULD DEFOREST

Regular verb: deforest - deforested - deforested

Affirmation

Simple form	V-ing form
I could deforest you could deforest she could deforest we could deforest you could deforest they could deforest	I could be deforesting you could be deforesting she could be deforesting we could be deforesting you could be deforesting they could be deforesting
Perfect	V-ing perfect
I could have deforested you could have deforested she could have deforested we could have deforested you could have deforested they could have deforested	I could have been deforesting you could have been deforesting she could have been deforesting we could have been deforesting you could have been deforesting they could have been deforesting

Negation

Simple form	V-ing form
I couldn't deforest you couldn't deforest she couldn't deforest we couldn't deforest you couldn't deforest they couldn't deforest	I couldn't be deforesting you couldn't be deforesting she couldn't be deforesting we couldn't be deforesting you couldn't be deforesting they couldn't be deforesting
Perfect	V-ing perfect
I couldn't have deforested you couldn't have deforested she couldn't have deforested we couldn't have deforested you couldn't have deforested they couldn't have deforested	I couldn't have been deforesting you couldn't have been deforesting she couldn't have been deforesting we couldn't have been deforesting you couldn't have been deforesting they couldn't have been deforesting

Interrogative form

Simple form	V-ing form
could I deforest? could you deforest? could she deforest? could we deforest? could you deforest? could they deforest?	could I be deforesting? could you be deforesting? could she be deforesting? could we be deforesting? could you be deforesting? could they be deforesting?
Perfect	V-ing perfect
could I have deforested? could you have deforested? could she have deforested? could we have deforested? could you have deforested? could they have deforested?	could I have been deforesting? could you have been deforesting? could she have been deforesting? could we have been deforesting? could you have been deforesting? could they have been deforesting?

Interro-negative form

Simple form	V-ing form
couldn't I deforest? couldn't you deforest? couldn't she deforest? couldn't we deforest? couldn't you deforest? couldn't they deforest?	couldn't I be deforesting? couldn't you be deforesting? couldn't she be deforesting? couldn't we be deforesting? couldn't you be deforesting? couldn't they be deforesting?
Perfect	V-ing perfect
couldn't I have deforested? couldn't you have deforested? couldn't she have deforested? couldn't we have deforested? couldn't you have deforested? couldn't they have deforested?	couldn't I have been deforesting? couldn't you have been deforesting? couldn't she have been deforesting? couldn't we have been deforesting? couldn't you have been deforesting? couldn't they have been deforesting?