English verb conjugation
COULD INSPHERE

Regular verb: insphere - insphered - insphered

Affirmation

Simple form	V-ing form
I could insphere you could insphere she could insphere we could insphere you could insphere they could insphere	I could be insphering you could be insphering she could be insphering we could be insphering you could be insphering they could be insphering
Perfect	V-ing perfect
I could have insphered you could have insphered she could have insphered we could have insphered you could have insphered they could have insphered	I could have been insphering you could have been insphering she could have been insphering we could have been insphering you could have been insphering they could have been insphering

Negation

Simple form	V-ing form
I could not insphere you could not insphere she could not insphere we could not insphere you could not insphere they could not insphere	I could not be insphering you could not be insphering she could not be insphering we could not be insphering you could not be insphering they could not be insphering
Perfect	V-ing perfect
I could not have insphered you could not have insphered she could not have insphered we could not have insphered you could not have insphered they could not have insphered	I could not have been insphering you could not have been insphering she could not have been insphering we could not have been insphering you could not have been insphering they could not have been insphering

Interrogative form

Simple form	V-ing form
could I insphere? could you insphere? could she insphere? could we insphere? could you insphere? could they insphere?	could I be insphering? could you be insphering? could she be insphering? could we be insphering? could you be insphering? could they be insphering?
Perfect	V-ing perfect
could I have insphered? could you have insphered? could she have insphered? could we have insphered? could you have insphered? could they have insphered?	could I have been insphering? could you have been insphering? could she have been insphering? could we have been insphering? could you have been insphering? could they have been insphering?

Interro-negative form

Simple form	V-ing form
could I not insphere? could you not insphere? could she not insphere? could we not insphere? could you not insphere? could they not insphere?	could I not be insphering? could you not be insphering? could she not be insphering? could we not be insphering? could you not be insphering? could they not be insphering?
Perfect	V-ing perfect
could I not have insphered? could you not have insphered? could she not have insphered? could we not have insphered? could you not have insphered? could they not have insphered?	could I not have been insphering? could you not have been insphering? could she not have been insphering? could we not have been insphering? could you not have been insphering? could they not have been insphering?