English verb conjugation
COULD GAUGE

Regular verb: gauge - gauged - gauged

Affirmation

Simple form	V-ing form
I could gauge you could gauge he could gauge we could gauge you could gauge they could gauge	I could be gauging you could be gauging he could be gauging we could be gauging you could be gauging they could be gauging
Perfect	V-ing perfect
I could have gauged you could have gauged he could have gauged we could have gauged you could have gauged they could have gauged	I could have been gauging you could have been gauging he could have been gauging we could have been gauging you could have been gauging they could have been gauging

Negation

Simple form	V-ing form
I could not gauge you could not gauge he could not gauge we could not gauge you could not gauge they could not gauge	I could not be gauging you could not be gauging he could not be gauging we could not be gauging you could not be gauging they could not be gauging
Perfect	V-ing perfect
I could not have gauged you could not have gauged he could not have gauged we could not have gauged you could not have gauged they could not have gauged	I could not have been gauging you could not have been gauging he could not have been gauging we could not have been gauging you could not have been gauging they could not have been gauging

Interrogative form

Simple form	V-ing form
could I gauge? could you gauge? could he gauge? could we gauge? could you gauge? could they gauge?	could I be gauging? could you be gauging? could he be gauging? could we be gauging? could you be gauging? could they be gauging?
Perfect	V-ing perfect
could I have gauged? could you have gauged? could he have gauged? could we have gauged? could you have gauged? could they have gauged?	could I have been gauging? could you have been gauging? could he have been gauging? could we have been gauging? could you have been gauging? could they have been gauging?

Interro-negative form

Simple form	V-ing form
could I not gauge? could you not gauge? could he not gauge? could we not gauge? could you not gauge? could they not gauge?	could I not be gauging? could you not be gauging? could he not be gauging? could we not be gauging? could you not be gauging? could they not be gauging?
Perfect	V-ing perfect
could I not have gauged? could you not have gauged? could he not have gauged? could we not have gauged? could you not have gauged? could they not have gauged?	could I not have been gauging? could you not have been gauging? could he not have been gauging? could we not have been gauging? could you not have been gauging? could they not have been gauging?