English verb conjugation
COULD RESERVICE

Regular verb: reservice - reserviced - reserviced

Affirmation

Simple form	V-ing form
I could reservice you could reservice he could reservice we could reservice you could reservice they could reservice	I could be reservicing you could be reservicing he could be reservicing we could be reservicing you could be reservicing they could be reservicing
Perfect	V-ing perfect
I could have reserviced you could have reserviced he could have reserviced we could have reserviced you could have reserviced they could have reserviced	I could have been reservicing you could have been reservicing he could have been reservicing we could have been reservicing you could have been reservicing they could have been reservicing

Negation

Simple form	V-ing form
I could not reservice you could not reservice he could not reservice we could not reservice you could not reservice they could not reservice	I could not be reservicing you could not be reservicing he could not be reservicing we could not be reservicing you could not be reservicing they could not be reservicing
Perfect	V-ing perfect
I could not have reserviced you could not have reserviced he could not have reserviced we could not have reserviced you could not have reserviced they could not have reserviced	I could not have been reservicing you could not have been reservicing he could not have been reservicing we could not have been reservicing you could not have been reservicing they could not have been reservicing

Interrogative form

Simple form	V-ing form
could I reservice? could you reservice? could he reservice? could we reservice? could you reservice? could they reservice?	could I be reservicing? could you be reservicing? could he be reservicing? could we be reservicing? could you be reservicing? could they be reservicing?
Perfect	V-ing perfect
could I have reserviced? could you have reserviced? could he have reserviced? could we have reserviced? could you have reserviced? could they have reserviced?	could I have been reservicing? could you have been reservicing? could he have been reservicing? could we have been reservicing? could you have been reservicing? could they have been reservicing?

Interro-negative form

Simple form	V-ing form
could I not reservice? could you not reservice? could he not reservice? could we not reservice? could you not reservice? could they not reservice?	could I not be reservicing? could you not be reservicing? could he not be reservicing? could we not be reservicing? could you not be reservicing? could they not be reservicing?
Perfect	V-ing perfect
could I not have reserviced? could you not have reserviced? could he not have reserviced? could we not have reserviced? could you not have reserviced? could they not have reserviced?	could I not have been reservicing? could you not have been reservicing? could he not have been reservicing? could we not have been reservicing? could you not have been reservicing? could they not have been reservicing?