English verb conjugation
COULD TED

Regular verb: ted - teded - teded

Affirmation

Simple form	V-ing form
I could ted you could ted he could ted we could ted you could ted they could ted	I could be teding you could be teding he could be teding we could be teding you could be teding they could be teding
Perfect	V-ing perfect
I could have teded you could have teded he could have teded we could have teded you could have teded they could have teded	I could have been teding you could have been teding he could have been teding we could have been teding you could have been teding they could have been teding

Negation

Simple form	V-ing form
I could not ted you could not ted he could not ted we could not ted you could not ted they could not ted	I could not be teding you could not be teding he could not be teding we could not be teding you could not be teding they could not be teding
Perfect	V-ing perfect
I could not have teded you could not have teded he could not have teded we could not have teded you could not have teded they could not have teded	I could not have been teding you could not have been teding he could not have been teding we could not have been teding you could not have been teding they could not have been teding

Interrogative form

Simple form	V-ing form
could I ted? could you ted? could he ted? could we ted? could you ted? could they ted?	could I be teding? could you be teding? could he be teding? could we be teding? could you be teding? could they be teding?
Perfect	V-ing perfect
could I have teded? could you have teded? could he have teded? could we have teded? could you have teded? could they have teded?	could I have been teding? could you have been teding? could he have been teding? could we have been teding? could you have been teding? could they have been teding?

Interro-negative form

Simple form	V-ing form
could I not ted? could you not ted? could he not ted? could we not ted? could you not ted? could they not ted?	could I not be teding? could you not be teding? could he not be teding? could we not be teding? could you not be teding? could they not be teding?
Perfect	V-ing perfect
could I not have teded? could you not have teded? could he not have teded? could we not have teded? could you not have teded? could they not have teded?	could I not have been teding? could you not have been teding? could he not have been teding? could we not have been teding? could you not have been teding? could they not have been teding?