male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation SHOULD REFEREE
Regular verb: referee - refereed - refereed
Affirmation
Simple form
I should refereeyou should referee
she should referee
we should referee
you should referee
they should referee
V-ing form
I should be refereeingyou should be refereeing
she should be refereeing
we should be refereeing
you should be refereeing
they should be refereeing
Perfect
I should have refereedyou should have refereed
she should have refereed
we should have refereed
you should have refereed
they should have refereed
V-ing perfect
I should have been refereeingyou should have been refereeing
she should have been refereeing
we should have been refereeing
you should have been refereeing
they should have been refereeing
Negation
Simple form
I should not refereeyou should not referee
she should not referee
we should not referee
you should not referee
they should not referee
V-ing form
I should not be refereeingyou should not be refereeing
she should not be refereeing
we should not be refereeing
you should not be refereeing
they should not be refereeing
Perfect
I should not have refereedyou should not have refereed
she should not have refereed
we should not have refereed
you should not have refereed
they should not have refereed
V-ing perfect
I should not have been refereeingyou should not have been refereeing
she should not have been refereeing
we should not have been refereeing
you should not have been refereeing
they should not have been refereeing
Interrogative form
Simple form
should I referee?should you referee?
should she referee?
should we referee?
should you referee?
should they referee?
V-ing form
should I be refereeing?should you be refereeing?
should she be refereeing?
should we be refereeing?
should you be refereeing?
should they be refereeing?
Perfect
should I have refereed?should you have refereed?
should she have refereed?
should we have refereed?
should you have refereed?
should they have refereed?
V-ing perfect
should I have been refereeing?should you have been refereeing?
should she have been refereeing?
should we have been refereeing?
should you have been refereeing?
should they have been refereeing?
Interro-negative form
Simple form
should I not referee?should you not referee?
should she not referee?
should we not referee?
should you not referee?
should they not referee?
V-ing form
should I not be refereeing?should you not be refereeing?
should she not be refereeing?
should we not be refereeing?
should you not be refereeing?
should they not be refereeing?
Perfect
should I not have refereed?should you not have refereed?
should she not have refereed?
should we not have refereed?
should you not have refereed?
should they not have refereed?
V-ing perfect
should I not have been refereeing?should you not have been refereeing?
should she not have been refereeing?
should we not have been refereeing?
should you not have been refereeing?
should they not have been refereeing?