English verb conjugation
COULD DOGTROT

Regular verb: dogtrot - dogtroted - dogtroted

Affirmation

Simple form	V-ing form
I could dogtrot you could dogtrot he could dogtrot we could dogtrot you could dogtrot they could dogtrot	I could be dogtroting you could be dogtroting he could be dogtroting we could be dogtroting you could be dogtroting they could be dogtroting
Perfect	V-ing perfect
I could have dogtroted you could have dogtroted he could have dogtroted we could have dogtroted you could have dogtroted they could have dogtroted	I could have been dogtroting you could have been dogtroting he could have been dogtroting we could have been dogtroting you could have been dogtroting they could have been dogtroting

Negation

Simple form	V-ing form
I could not dogtrot you could not dogtrot he could not dogtrot we could not dogtrot you could not dogtrot they could not dogtrot	I could not be dogtroting you could not be dogtroting he could not be dogtroting we could not be dogtroting you could not be dogtroting they could not be dogtroting
Perfect	V-ing perfect
I could not have dogtroted you could not have dogtroted he could not have dogtroted we could not have dogtroted you could not have dogtroted they could not have dogtroted	I could not have been dogtroting you could not have been dogtroting he could not have been dogtroting we could not have been dogtroting you could not have been dogtroting they could not have been dogtroting

Interrogative form

Simple form	V-ing form
could I dogtrot? could you dogtrot? could he dogtrot? could we dogtrot? could you dogtrot? could they dogtrot?	could I be dogtroting? could you be dogtroting? could he be dogtroting? could we be dogtroting? could you be dogtroting? could they be dogtroting?
Perfect	V-ing perfect
could I have dogtroted? could you have dogtroted? could he have dogtroted? could we have dogtroted? could you have dogtroted? could they have dogtroted?	could I have been dogtroting? could you have been dogtroting? could he have been dogtroting? could we have been dogtroting? could you have been dogtroting? could they have been dogtroting?

Interro-negative form

Simple form	V-ing form
could I not dogtrot? could you not dogtrot? could he not dogtrot? could we not dogtrot? could you not dogtrot? could they not dogtrot?	could I not be dogtroting? could you not be dogtroting? could he not be dogtroting? could we not be dogtroting? could you not be dogtroting? could they not be dogtroting?
Perfect	V-ing perfect
could I not have dogtroted? could you not have dogtroted? could he not have dogtroted? could we not have dogtroted? could you not have dogtroted? could they not have dogtroted?	could I not have been dogtroting? could you not have been dogtroting? could he not have been dogtroting? could we not have been dogtroting? could you not have been dogtroting? could they not have been dogtroting?