English verb conjugation
COULD CLINK

Regular verb: clink - clinked - clinked

Affirmation

Simple form	V-ing form
I could clink you could clink he could clink we could clink you could clink they could clink	I could be clinking you could be clinking he could be clinking we could be clinking you could be clinking they could be clinking
Perfect	V-ing perfect
I could have clinked you could have clinked he could have clinked we could have clinked you could have clinked they could have clinked	I could have been clinking you could have been clinking he could have been clinking we could have been clinking you could have been clinking they could have been clinking

Negation

Simple form	V-ing form
I could not clink you could not clink he could not clink we could not clink you could not clink they could not clink	I could not be clinking you could not be clinking he could not be clinking we could not be clinking you could not be clinking they could not be clinking
Perfect	V-ing perfect
I could not have clinked you could not have clinked he could not have clinked we could not have clinked you could not have clinked they could not have clinked	I could not have been clinking you could not have been clinking he could not have been clinking we could not have been clinking you could not have been clinking they could not have been clinking

Interrogative form

Simple form	V-ing form
could I clink? could you clink? could he clink? could we clink? could you clink? could they clink?	could I be clinking? could you be clinking? could he be clinking? could we be clinking? could you be clinking? could they be clinking?
Perfect	V-ing perfect
could I have clinked? could you have clinked? could he have clinked? could we have clinked? could you have clinked? could they have clinked?	could I have been clinking? could you have been clinking? could he have been clinking? could we have been clinking? could you have been clinking? could they have been clinking?

Interro-negative form

Simple form	V-ing form
could I not clink? could you not clink? could he not clink? could we not clink? could you not clink? could they not clink?	could I not be clinking? could you not be clinking? could he not be clinking? could we not be clinking? could you not be clinking? could they not be clinking?
Perfect	V-ing perfect
could I not have clinked? could you not have clinked? could he not have clinked? could we not have clinked? could you not have clinked? could they not have clinked?	could I not have been clinking? could you not have been clinking? could he not have been clinking? could we not have been clinking? could you not have been clinking? could they not have been clinking?