English verb conjugation
COULD TED

Regular verb: ted - teded - teded

Affirmation

Simple form	V-ing form
I could ted you could ted she could ted we could ted you could ted they could ted	I could be teding you could be teding she 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 she 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 she 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 couldn't ted you couldn't ted she couldn't ted we couldn't ted you couldn't ted they couldn't ted	I couldn't be teding you couldn't be teding she couldn't be teding we couldn't be teding you couldn't be teding they couldn't be teding
Perfect	V-ing perfect
I couldn't have teded you couldn't have teded she couldn't have teded we couldn't have teded you couldn't have teded they couldn't have teded	I couldn't have been teding you couldn't have been teding she couldn't have been teding we couldn't have been teding you couldn't have been teding they couldn't have been teding

Interrogative form

Simple form	V-ing form
could I ted? could you ted? could she ted? could we ted? could you ted? could they ted?	could I be teding? could you be teding? could she 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 she 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 she 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
couldn't I ted? couldn't you ted? couldn't she ted? couldn't we ted? couldn't you ted? couldn't they ted?	couldn't I be teding? couldn't you be teding? couldn't she be teding? couldn't we be teding? couldn't you be teding? couldn't they be teding?
Perfect	V-ing perfect
couldn't I have teded? couldn't you have teded? couldn't she have teded? couldn't we have teded? couldn't you have teded? couldn't they have teded?	couldn't I have been teding? couldn't you have been teding? couldn't she have been teding? couldn't we have been teding? couldn't you have been teding? couldn't they have been teding?