English verb conjugation
COULD CHARTER

Regular verb: charter - chartered - chartered

Affirmation

Simple form	V-ing form
I could charter you could charter he could charter we could charter you could charter they could charter	I could be chartering you could be chartering he could be chartering we could be chartering you could be chartering they could be chartering
Perfect	V-ing perfect
I could have chartered you could have chartered he could have chartered we could have chartered you could have chartered they could have chartered	I could have been chartering you could have been chartering he could have been chartering we could have been chartering you could have been chartering they could have been chartering

Negation

Simple form	V-ing form
I couldn't charter you couldn't charter he couldn't charter we couldn't charter you couldn't charter they couldn't charter	I couldn't be chartering you couldn't be chartering he couldn't be chartering we couldn't be chartering you couldn't be chartering they couldn't be chartering
Perfect	V-ing perfect
I couldn't have chartered you couldn't have chartered he couldn't have chartered we couldn't have chartered you couldn't have chartered they couldn't have chartered	I couldn't have been chartering you couldn't have been chartering he couldn't have been chartering we couldn't have been chartering you couldn't have been chartering they couldn't have been chartering

Interrogative form

Simple form	V-ing form
could I charter? could you charter? could he charter? could we charter? could you charter? could they charter?	could I be chartering? could you be chartering? could he be chartering? could we be chartering? could you be chartering? could they be chartering?
Perfect	V-ing perfect
could I have chartered? could you have chartered? could he have chartered? could we have chartered? could you have chartered? could they have chartered?	could I have been chartering? could you have been chartering? could he have been chartering? could we have been chartering? could you have been chartering? could they have been chartering?

Interro-negative form

Simple form	V-ing form
couldn't I charter? couldn't you charter? couldn't he charter? couldn't we charter? couldn't you charter? couldn't they charter?	couldn't I be chartering? couldn't you be chartering? couldn't he be chartering? couldn't we be chartering? couldn't you be chartering? couldn't they be chartering?
Perfect	V-ing perfect
couldn't I have chartered? couldn't you have chartered? couldn't he have chartered? couldn't we have chartered? couldn't you have chartered? couldn't they have chartered?	couldn't I have been chartering? couldn't you have been chartering? couldn't he have been chartering? couldn't we have been chartering? couldn't you have been chartering? couldn't they have been chartering?