English verb conjugation
COULD TICKET

Regular verb: ticket - ticketed - ticketed

Affirmation

Simple form	V-ing form
I could ticket you could ticket he could ticket we could ticket you could ticket they could ticket	I could be ticketing you could be ticketing he could be ticketing we could be ticketing you could be ticketing they could be ticketing
Perfect	V-ing perfect
I could have ticketed you could have ticketed he could have ticketed we could have ticketed you could have ticketed they could have ticketed	I could have been ticketing you could have been ticketing he could have been ticketing we could have been ticketing you could have been ticketing they could have been ticketing

Negation

Simple form	V-ing form
I could not ticket you could not ticket he could not ticket we could not ticket you could not ticket they could not ticket	I could not be ticketing you could not be ticketing he could not be ticketing we could not be ticketing you could not be ticketing they could not be ticketing
Perfect	V-ing perfect
I could not have ticketed you could not have ticketed he could not have ticketed we could not have ticketed you could not have ticketed they could not have ticketed	I could not have been ticketing you could not have been ticketing he could not have been ticketing we could not have been ticketing you could not have been ticketing they could not have been ticketing

Interrogative form

Simple form	V-ing form
could I ticket? could you ticket? could he ticket? could we ticket? could you ticket? could they ticket?	could I be ticketing? could you be ticketing? could he be ticketing? could we be ticketing? could you be ticketing? could they be ticketing?
Perfect	V-ing perfect
could I have ticketed? could you have ticketed? could he have ticketed? could we have ticketed? could you have ticketed? could they have ticketed?	could I have been ticketing? could you have been ticketing? could he have been ticketing? could we have been ticketing? could you have been ticketing? could they have been ticketing?

Interro-negative form

Simple form	V-ing form
could I not ticket? could you not ticket? could he not ticket? could we not ticket? could you not ticket? could they not ticket?	could I not be ticketing? could you not be ticketing? could he not be ticketing? could we not be ticketing? could you not be ticketing? could they not be ticketing?
Perfect	V-ing perfect
could I not have ticketed? could you not have ticketed? could he not have ticketed? could we not have ticketed? could you not have ticketed? could they not have ticketed?	could I not have been ticketing? could you not have been ticketing? could he not have been ticketing? could we not have been ticketing? could you not have been ticketing? could they not have been ticketing?