English verb conjugation
COULD DOUBLE-DATE

Regular verb: double-date - double-dated - double-dated

Affirmation

Simple form	V-ing form
I could double-date you could double-date he could double-date we could double-date you could double-date they could double-date	I could be double-dating you could be double-dating he could be double-dating we could be double-dating you could be double-dating they could be double-dating
Perfect	V-ing perfect
I could have double-dated you could have double-dated he could have double-dated we could have double-dated you could have double-dated they could have double-dated	I could have been double-dating you could have been double-dating he could have been double-dating we could have been double-dating you could have been double-dating they could have been double-dating

Negation

Simple form	V-ing form
I couldn't double-date you couldn't double-date he couldn't double-date we couldn't double-date you couldn't double-date they couldn't double-date	I couldn't be double-dating you couldn't be double-dating he couldn't be double-dating we couldn't be double-dating you couldn't be double-dating they couldn't be double-dating
Perfect	V-ing perfect
I couldn't have double-dated you couldn't have double-dated he couldn't have double-dated we couldn't have double-dated you couldn't have double-dated they couldn't have double-dated	I couldn't have been double-dating you couldn't have been double-dating he couldn't have been double-dating we couldn't have been double-dating you couldn't have been double-dating they couldn't have been double-dating

Interrogative form

Simple form	V-ing form
could I double-date? could you double-date? could he double-date? could we double-date? could you double-date? could they double-date?	could I be double-dating? could you be double-dating? could he be double-dating? could we be double-dating? could you be double-dating? could they be double-dating?
Perfect	V-ing perfect
could I have double-dated? could you have double-dated? could he have double-dated? could we have double-dated? could you have double-dated? could they have double-dated?	could I have been double-dating? could you have been double-dating? could he have been double-dating? could we have been double-dating? could you have been double-dating? could they have been double-dating?

Interro-negative form

Simple form	V-ing form
couldn't I double-date? couldn't you double-date? couldn't he double-date? couldn't we double-date? couldn't you double-date? couldn't they double-date?	couldn't I be double-dating? couldn't you be double-dating? couldn't he be double-dating? couldn't we be double-dating? couldn't you be double-dating? couldn't they be double-dating?
Perfect	V-ing perfect
couldn't I have double-dated? couldn't you have double-dated? couldn't he have double-dated? couldn't we have double-dated? couldn't you have double-dated? couldn't they have double-dated?	couldn't I have been double-dating? couldn't you have been double-dating? couldn't he have been double-dating? couldn't we have been double-dating? couldn't you have been double-dating? couldn't they have been double-dating?