English verb conjugation
MUST EBB

Regular verb: ebb - ebbed - ebbed

Affirmation

Simple form	V-ing form
I must ebb you must ebb he must ebb we must ebb you must ebb they must ebb	I must be ebbing you must be ebbing he must be ebbing we must be ebbing you must be ebbing they must be ebbing
Perfect	V-ing perfect
I must have ebbed you must have ebbed he must have ebbed we must have ebbed you must have ebbed they must have ebbed	I must have been ebbing you must have been ebbing he must have been ebbing we must have been ebbing you must have been ebbing they must have been ebbing

Negation

Simple form	V-ing form
I must not ebb you must not ebb he must not ebb we must not ebb you must not ebb they must not ebb	I must not be ebbing you must not be ebbing he must not be ebbing we must not be ebbing you must not be ebbing they must not be ebbing
Perfect	V-ing perfect
I must not have ebbed you must not have ebbed he must not have ebbed we must not have ebbed you must not have ebbed they must not have ebbed	I must not have been ebbing you must not have been ebbing he must not have been ebbing we must not have been ebbing you must not have been ebbing they must not have been ebbing

Interrogative form

Simple form	V-ing form
must I ebb? must you ebb? must he ebb? must we ebb? must you ebb? must they ebb?	must I be ebbing? must you be ebbing? must he be ebbing? must we be ebbing? must you be ebbing? must they be ebbing?
Perfect	V-ing perfect
must I have ebbed? must you have ebbed? must he have ebbed? must we have ebbed? must you have ebbed? must they have ebbed?	must I have been ebbing? must you have been ebbing? must he have been ebbing? must we have been ebbing? must you have been ebbing? must they have been ebbing?

Interro-negative form

Simple form	V-ing form
must I not ebb? must you not ebb? must he not ebb? must we not ebb? must you not ebb? must they not ebb?	must I not be ebbing? must you not be ebbing? must he not be ebbing? must we not be ebbing? must you not be ebbing? must they not be ebbing?
Perfect	V-ing perfect
must I not have ebbed? must you not have ebbed? must he not have ebbed? must we not have ebbed? must you not have ebbed? must they not have ebbed?	must I not have been ebbing? must you not have been ebbing? must he not have been ebbing? must we not have been ebbing? must you not have been ebbing? must they not have been ebbing?