English verb conjugation
COULD JOUST

Regular verb: joust - jousted - jousted

Affirmation

Simple form	V-ing form
I could joust you could joust she could joust we could joust you could joust they could joust	I could be jousting you could be jousting she could be jousting we could be jousting you could be jousting they could be jousting
Perfect	V-ing perfect
I could have jousted you could have jousted she could have jousted we could have jousted you could have jousted they could have jousted	I could have been jousting you could have been jousting she could have been jousting we could have been jousting you could have been jousting they could have been jousting

Negation

Simple form	V-ing form
I couldn't joust you couldn't joust she couldn't joust we couldn't joust you couldn't joust they couldn't joust	I couldn't be jousting you couldn't be jousting she couldn't be jousting we couldn't be jousting you couldn't be jousting they couldn't be jousting
Perfect	V-ing perfect
I couldn't have jousted you couldn't have jousted she couldn't have jousted we couldn't have jousted you couldn't have jousted they couldn't have jousted	I couldn't have been jousting you couldn't have been jousting she couldn't have been jousting we couldn't have been jousting you couldn't have been jousting they couldn't have been jousting

Interrogative form

Simple form	V-ing form
could I joust? could you joust? could she joust? could we joust? could you joust? could they joust?	could I be jousting? could you be jousting? could she be jousting? could we be jousting? could you be jousting? could they be jousting?
Perfect	V-ing perfect
could I have jousted? could you have jousted? could she have jousted? could we have jousted? could you have jousted? could they have jousted?	could I have been jousting? could you have been jousting? could she have been jousting? could we have been jousting? could you have been jousting? could they have been jousting?

Interro-negative form

Simple form	V-ing form
couldn't I joust? couldn't you joust? couldn't she joust? couldn't we joust? couldn't you joust? couldn't they joust?	couldn't I be jousting? couldn't you be jousting? couldn't she be jousting? couldn't we be jousting? couldn't you be jousting? couldn't they be jousting?
Perfect	V-ing perfect
couldn't I have jousted? couldn't you have jousted? couldn't she have jousted? couldn't we have jousted? couldn't you have jousted? couldn't they have jousted?	couldn't I have been jousting? couldn't you have been jousting? couldn't she have been jousting? couldn't we have been jousting? couldn't you have been jousting? couldn't they have been jousting?