English verb conjugation
COULD SUBCHARTER

Regular verb: subcharter - subchartered - subchartered

Affirmation

Simple form	V-ing form
I could subcharter you could subcharter he could subcharter we could subcharter you could subcharter they could subcharter	I could be subchartering you could be subchartering he could be subchartering we could be subchartering you could be subchartering they could be subchartering
Perfect	V-ing perfect
I could have subchartered you could have subchartered he could have subchartered we could have subchartered you could have subchartered they could have subchartered	I could have been subchartering you could have been subchartering he could have been subchartering we could have been subchartering you could have been subchartering they could have been subchartering

Negation

Simple form	V-ing form
I couldn't subcharter you couldn't subcharter he couldn't subcharter we couldn't subcharter you couldn't subcharter they couldn't subcharter	I couldn't be subchartering you couldn't be subchartering he couldn't be subchartering we couldn't be subchartering you couldn't be subchartering they couldn't be subchartering
Perfect	V-ing perfect
I couldn't have subchartered you couldn't have subchartered he couldn't have subchartered we couldn't have subchartered you couldn't have subchartered they couldn't have subchartered	I couldn't have been subchartering you couldn't have been subchartering he couldn't have been subchartering we couldn't have been subchartering you couldn't have been subchartering they couldn't have been subchartering

Interrogative form

Simple form	V-ing form
could I subcharter? could you subcharter? could he subcharter? could we subcharter? could you subcharter? could they subcharter?	could I be subchartering? could you be subchartering? could he be subchartering? could we be subchartering? could you be subchartering? could they be subchartering?
Perfect	V-ing perfect
could I have subchartered? could you have subchartered? could he have subchartered? could we have subchartered? could you have subchartered? could they have subchartered?	could I have been subchartering? could you have been subchartering? could he have been subchartering? could we have been subchartering? could you have been subchartering? could they have been subchartering?

Interro-negative form

Simple form	V-ing form
couldn't I subcharter? couldn't you subcharter? couldn't he subcharter? couldn't we subcharter? couldn't you subcharter? couldn't they subcharter?	couldn't I be subchartering? couldn't you be subchartering? couldn't he be subchartering? couldn't we be subchartering? couldn't you be subchartering? couldn't they be subchartering?
Perfect	V-ing perfect
couldn't I have subchartered? couldn't you have subchartered? couldn't he have subchartered? couldn't we have subchartered? couldn't you have subchartered? couldn't they have subchartered?	couldn't I have been subchartering? couldn't you have been subchartering? couldn't he have been subchartering? couldn't we have been subchartering? couldn't you have been subchartering? couldn't they have been subchartering?