English verb conjugation
MUST AHEAD

Regular verb: ahead - aheaded - aheaded

Affirmation

Simple form	V-ing form
I must ahead you must ahead he must ahead we must ahead you must ahead they must ahead	I must be aheading you must be aheading he must be aheading we must be aheading you must be aheading they must be aheading
Perfect	V-ing perfect
I must have aheaded you must have aheaded he must have aheaded we must have aheaded you must have aheaded they must have aheaded	I must have been aheading you must have been aheading he must have been aheading we must have been aheading you must have been aheading they must have been aheading

Negation

Simple form	V-ing form
I must not ahead you must not ahead he must not ahead we must not ahead you must not ahead they must not ahead	I must not be aheading you must not be aheading he must not be aheading we must not be aheading you must not be aheading they must not be aheading
Perfect	V-ing perfect
I must not have aheaded you must not have aheaded he must not have aheaded we must not have aheaded you must not have aheaded they must not have aheaded	I must not have been aheading you must not have been aheading he must not have been aheading we must not have been aheading you must not have been aheading they must not have been aheading

Interrogative form

Simple form	V-ing form
must I ahead? must you ahead? must he ahead? must we ahead? must you ahead? must they ahead?	must I be aheading? must you be aheading? must he be aheading? must we be aheading? must you be aheading? must they be aheading?
Perfect	V-ing perfect
must I have aheaded? must you have aheaded? must he have aheaded? must we have aheaded? must you have aheaded? must they have aheaded?	must I have been aheading? must you have been aheading? must he have been aheading? must we have been aheading? must you have been aheading? must they have been aheading?

Interro-negative form

Simple form	V-ing form
must I not ahead? must you not ahead? must he not ahead? must we not ahead? must you not ahead? must they not ahead?	must I not be aheading? must you not be aheading? must he not be aheading? must we not be aheading? must you not be aheading? must they not be aheading?
Perfect	V-ing perfect
must I not have aheaded? must you not have aheaded? must he not have aheaded? must we not have aheaded? must you not have aheaded? must they not have aheaded?	must I not have been aheading? must you not have been aheading? must he not have been aheading? must we not have been aheading? must you not have been aheading? must they not have been aheading?