English verb conjugation
COULD KISS

Regular verb: kiss - kissed - kissed

Affirmation

Simple form	V-ing form
I could kiss you could kiss he could kiss we could kiss you could kiss they could kiss	I could be kissing you could be kissing he could be kissing we could be kissing you could be kissing they could be kissing
Perfect	V-ing perfect
I could have kissed you could have kissed he could have kissed we could have kissed you could have kissed they could have kissed	I could have been kissing you could have been kissing he could have been kissing we could have been kissing you could have been kissing they could have been kissing

Negation

Simple form	V-ing form
I could not kiss you could not kiss he could not kiss we could not kiss you could not kiss they could not kiss	I could not be kissing you could not be kissing he could not be kissing we could not be kissing you could not be kissing they could not be kissing
Perfect	V-ing perfect
I could not have kissed you could not have kissed he could not have kissed we could not have kissed you could not have kissed they could not have kissed	I could not have been kissing you could not have been kissing he could not have been kissing we could not have been kissing you could not have been kissing they could not have been kissing

Interrogative form

Simple form	V-ing form
could I kiss? could you kiss? could he kiss? could we kiss? could you kiss? could they kiss?	could I be kissing? could you be kissing? could he be kissing? could we be kissing? could you be kissing? could they be kissing?
Perfect	V-ing perfect
could I have kissed? could you have kissed? could he have kissed? could we have kissed? could you have kissed? could they have kissed?	could I have been kissing? could you have been kissing? could he have been kissing? could we have been kissing? could you have been kissing? could they have been kissing?

Interro-negative form

Simple form	V-ing form
could I not kiss? could you not kiss? could he not kiss? could we not kiss? could you not kiss? could they not kiss?	could I not be kissing? could you not be kissing? could he not be kissing? could we not be kissing? could you not be kissing? could they not be kissing?
Perfect	V-ing perfect
could I not have kissed? could you not have kissed? could he not have kissed? could we not have kissed? could you not have kissed? could they not have kissed?	could I not have been kissing? could you not have been kissing? could he not have been kissing? could we not have been kissing? could you not have been kissing? could they not have been kissing?