Regular verb: date ahead - date aheaded - date aheaded
Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must date ahead you must date ahead she must date ahead we must date ahead you must date ahead they must date ahead
V-ing form
I must be date aheading you must be date aheading she must be date aheading we must be date aheading you must be date aheading they must be date aheading
Perfect
I must have date aheaded you must have date aheaded she must have date aheaded we must have date aheaded you must have date aheaded they must have date aheaded
V-ing perfect
I must have been date aheading you must have been date aheading she must have been date aheading we must have been date aheading you must have been date aheading they must have been date aheading
Negation
Simple form
I must not date ahead you must not date ahead she must not date ahead we must not date ahead you must not date ahead they must not date ahead
V-ing form
I must not be date aheading you must not be date aheading she must not be date aheading we must not be date aheading you must not be date aheading they must not be date aheading
Perfect
I must not have date aheaded you must not have date aheaded she must not have date aheaded we must not have date aheaded you must not have date aheaded they must not have date aheaded
V-ing perfect
I must not have been date aheading you must not have been date aheading she must not have been date aheading we must not have been date aheading you must not have been date aheading they must not have been date aheading
Interrogative form
Simple form
must I date ahead? must you date ahead? must she date ahead? must we date ahead? must you date ahead? must they date ahead?
V-ing form
must I be date aheading? must you be date aheading? must she be date aheading? must we be date aheading? must you be date aheading? must they be date aheading?
Perfect
must I have date aheaded? must you have date aheaded? must she have date aheaded? must we have date aheaded? must you have date aheaded? must they have date aheaded?
V-ing perfect
must I have been date aheading? must you have been date aheading? must she have been date aheading? must we have been date aheading? must you have been date aheading? must they have been date aheading?
Interro-negative form
Simple form
must I not date ahead? must you not date ahead? must she not date ahead? must we not date ahead? must you not date ahead? must they not date ahead?
V-ing form
must I not be date aheading? must you not be date aheading? must she not be date aheading? must we not be date aheading? must you not be date aheading? must they not be date aheading?
Perfect
must I not have date aheaded? must you not have date aheaded? must she not have date aheaded? must we not have date aheaded? must you not have date aheaded? must they not have date aheaded?
V-ing perfect
must I not have been date aheading? must you not have been date aheading? must she not have been date aheading? must we not have been date aheading? must you not have been date aheading? must they not have been date aheading?