English verb conjugation
COULD OBEY

Regular verb: obey - obeyed - obeyed

Affirmation

Simple form	V-ing form
I could obey you could obey he could obey we could obey you could obey they could obey	I could be obeying you could be obeying he could be obeying we could be obeying you could be obeying they could be obeying
Perfect	V-ing perfect
I could have obeyed you could have obeyed he could have obeyed we could have obeyed you could have obeyed they could have obeyed	I could have been obeying you could have been obeying he could have been obeying we could have been obeying you could have been obeying they could have been obeying

Negation

Simple form	V-ing form
I could not obey you could not obey he could not obey we could not obey you could not obey they could not obey	I could not be obeying you could not be obeying he could not be obeying we could not be obeying you could not be obeying they could not be obeying
Perfect	V-ing perfect
I could not have obeyed you could not have obeyed he could not have obeyed we could not have obeyed you could not have obeyed they could not have obeyed	I could not have been obeying you could not have been obeying he could not have been obeying we could not have been obeying you could not have been obeying they could not have been obeying

Interrogative form

Simple form	V-ing form
could I obey? could you obey? could he obey? could we obey? could you obey? could they obey?	could I be obeying? could you be obeying? could he be obeying? could we be obeying? could you be obeying? could they be obeying?
Perfect	V-ing perfect
could I have obeyed? could you have obeyed? could he have obeyed? could we have obeyed? could you have obeyed? could they have obeyed?	could I have been obeying? could you have been obeying? could he have been obeying? could we have been obeying? could you have been obeying? could they have been obeying?

Interro-negative form

Simple form	V-ing form
could I not obey? could you not obey? could he not obey? could we not obey? could you not obey? could they not obey?	could I not be obeying? could you not be obeying? could he not be obeying? could we not be obeying? could you not be obeying? could they not be obeying?
Perfect	V-ing perfect
could I not have obeyed? could you not have obeyed? could he not have obeyed? could we not have obeyed? could you not have obeyed? could they not have obeyed?	could I not have been obeying? could you not have been obeying? could he not have been obeying? could we not have been obeying? could you not have been obeying? could they not have been obeying?