English verb conjugation
MUST MAMBO

Regular verb: mambo - mamboed - mamboed

Affirmation

Simple form	V-ing form
I must mambo you must mambo he must mambo we must mambo you must mambo they must mambo	I must be mamboing you must be mamboing he must be mamboing we must be mamboing you must be mamboing they must be mamboing
Perfect	V-ing perfect
I must have mamboed you must have mamboed he must have mamboed we must have mamboed you must have mamboed they must have mamboed	I must have been mamboing you must have been mamboing he must have been mamboing we must have been mamboing you must have been mamboing they must have been mamboing

Negation

Simple form	V-ing form
I must not mambo you must not mambo he must not mambo we must not mambo you must not mambo they must not mambo	I must not be mamboing you must not be mamboing he must not be mamboing we must not be mamboing you must not be mamboing they must not be mamboing
Perfect	V-ing perfect
I must not have mamboed you must not have mamboed he must not have mamboed we must not have mamboed you must not have mamboed they must not have mamboed	I must not have been mamboing you must not have been mamboing he must not have been mamboing we must not have been mamboing you must not have been mamboing they must not have been mamboing

Interrogative form

Simple form	V-ing form
must I mambo? must you mambo? must he mambo? must we mambo? must you mambo? must they mambo?	must I be mamboing? must you be mamboing? must he be mamboing? must we be mamboing? must you be mamboing? must they be mamboing?
Perfect	V-ing perfect
must I have mamboed? must you have mamboed? must he have mamboed? must we have mamboed? must you have mamboed? must they have mamboed?	must I have been mamboing? must you have been mamboing? must he have been mamboing? must we have been mamboing? must you have been mamboing? must they have been mamboing?

Interro-negative form

Simple form	V-ing form
must I not mambo? must you not mambo? must he not mambo? must we not mambo? must you not mambo? must they not mambo?	must I not be mamboing? must you not be mamboing? must he not be mamboing? must we not be mamboing? must you not be mamboing? must they not be mamboing?
Perfect	V-ing perfect
must I not have mamboed? must you not have mamboed? must he not have mamboed? must we not have mamboed? must you not have mamboed? must they not have mamboed?	must I not have been mamboing? must you not have been mamboing? must he not have been mamboing? must we not have been mamboing? must you not have been mamboing? must they not have been mamboing?