English verb conjugation
COULD BOG BOG

Regular verb: bog bog - bog boged - bog boged

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could bog bog you could bog bog she could bog bog we could bog bog you could bog bog they could bog bog	I could be bog boging you could be bog boging she could be bog boging we could be bog boging you could be bog boging they could be bog boging
Perfect	V-ing perfect
I could have bog boged you could have bog boged she could have bog boged we could have bog boged you could have bog boged they could have bog boged	I could have been bog boging you could have been bog boging she could have been bog boging we could have been bog boging you could have been bog boging they could have been bog boging

Negation

Simple form	V-ing form
I couldn't bog bog you couldn't bog bog she couldn't bog bog we couldn't bog bog you couldn't bog bog they couldn't bog bog	I couldn't be bog boging you couldn't be bog boging she couldn't be bog boging we couldn't be bog boging you couldn't be bog boging they couldn't be bog boging
Perfect	V-ing perfect
I couldn't have bog boged you couldn't have bog boged she couldn't have bog boged we couldn't have bog boged you couldn't have bog boged they couldn't have bog boged	I couldn't have been bog boging you couldn't have been bog boging she couldn't have been bog boging we couldn't have been bog boging you couldn't have been bog boging they couldn't have been bog boging

Interrogative form

Simple form	V-ing form
could I bog bog? could you bog bog? could she bog bog? could we bog bog? could you bog bog? could they bog bog?	could I be bog boging? could you be bog boging? could she be bog boging? could we be bog boging? could you be bog boging? could they be bog boging?
Perfect	V-ing perfect
could I have bog boged? could you have bog boged? could she have bog boged? could we have bog boged? could you have bog boged? could they have bog boged?	could I have been bog boging? could you have been bog boging? could she have been bog boging? could we have been bog boging? could you have been bog boging? could they have been bog boging?

Interro-negative form

Simple form	V-ing form
couldn't I bog bog? couldn't you bog bog? couldn't she bog bog? couldn't we bog bog? couldn't you bog bog? couldn't they bog bog?	couldn't I be bog boging? couldn't you be bog boging? couldn't she be bog boging? couldn't we be bog boging? couldn't you be bog boging? couldn't they be bog boging?
Perfect	V-ing perfect
couldn't I have bog boged? couldn't you have bog boged? couldn't she have bog boged? couldn't we have bog boged? couldn't you have bog boged? couldn't they have bog boged?	couldn't I have been bog boging? couldn't you have been bog boging? couldn't she have been bog boging? couldn't we have been bog boging? couldn't you have been bog boging? couldn't they have been bog boging?