English verb conjugation
COULD DOWNSIZE

Regular verb: downsize - downsized - downsized

Affirmation

Simple form	V-ing form
I could downsize you could downsize she could downsize we could downsize you could downsize they could downsize	I could be downsizing you could be downsizing she could be downsizing we could be downsizing you could be downsizing they could be downsizing
Perfect	V-ing perfect
I could have downsized you could have downsized she could have downsized we could have downsized you could have downsized they could have downsized	I could have been downsizing you could have been downsizing she could have been downsizing we could have been downsizing you could have been downsizing they could have been downsizing

Negation

Simple form	V-ing form
I couldn't downsize you couldn't downsize she couldn't downsize we couldn't downsize you couldn't downsize they couldn't downsize	I couldn't be downsizing you couldn't be downsizing she couldn't be downsizing we couldn't be downsizing you couldn't be downsizing they couldn't be downsizing
Perfect	V-ing perfect
I couldn't have downsized you couldn't have downsized she couldn't have downsized we couldn't have downsized you couldn't have downsized they couldn't have downsized	I couldn't have been downsizing you couldn't have been downsizing she couldn't have been downsizing we couldn't have been downsizing you couldn't have been downsizing they couldn't have been downsizing

Interrogative form

Simple form	V-ing form
could I downsize? could you downsize? could she downsize? could we downsize? could you downsize? could they downsize?	could I be downsizing? could you be downsizing? could she be downsizing? could we be downsizing? could you be downsizing? could they be downsizing?
Perfect	V-ing perfect
could I have downsized? could you have downsized? could she have downsized? could we have downsized? could you have downsized? could they have downsized?	could I have been downsizing? could you have been downsizing? could she have been downsizing? could we have been downsizing? could you have been downsizing? could they have been downsizing?

Interro-negative form

Simple form	V-ing form
couldn't I downsize? couldn't you downsize? couldn't she downsize? couldn't we downsize? couldn't you downsize? couldn't they downsize?	couldn't I be downsizing? couldn't you be downsizing? couldn't she be downsizing? couldn't we be downsizing? couldn't you be downsizing? couldn't they be downsizing?
Perfect	V-ing perfect
couldn't I have downsized? couldn't you have downsized? couldn't she have downsized? couldn't we have downsized? couldn't you have downsized? couldn't they have downsized?	couldn't I have been downsizing? couldn't you have been downsizing? couldn't she have been downsizing? couldn't we have been downsizing? couldn't you have been downsizing? couldn't they have been downsizing?