I must gallivant you must gallivant she must gallivant we must gallivant you must gallivant they must gallivant
V-ing form
I must be gallivanting you must be gallivanting she must be gallivanting we must be gallivanting you must be gallivanting they must be gallivanting
Perfect
I must have gallivanted you must have gallivanted she must have gallivanted we must have gallivanted you must have gallivanted they must have gallivanted
V-ing perfect
I must have been gallivanting you must have been gallivanting she must have been gallivanting we must have been gallivanting you must have been gallivanting they must have been gallivanting
Negation
Simple form
I must not gallivant you must not gallivant she must not gallivant we must not gallivant you must not gallivant they must not gallivant
V-ing form
I must not be gallivanting you must not be gallivanting she must not be gallivanting we must not be gallivanting you must not be gallivanting they must not be gallivanting
Perfect
I must not have gallivanted you must not have gallivanted she must not have gallivanted we must not have gallivanted you must not have gallivanted they must not have gallivanted
V-ing perfect
I must not have been gallivanting you must not have been gallivanting she must not have been gallivanting we must not have been gallivanting you must not have been gallivanting they must not have been gallivanting
Interrogative form
Simple form
must I gallivant? must you gallivant? must she gallivant? must we gallivant? must you gallivant? must they gallivant?
V-ing form
must I be gallivanting? must you be gallivanting? must she be gallivanting? must we be gallivanting? must you be gallivanting? must they be gallivanting?
Perfect
must I have gallivanted? must you have gallivanted? must she have gallivanted? must we have gallivanted? must you have gallivanted? must they have gallivanted?
V-ing perfect
must I have been gallivanting? must you have been gallivanting? must she have been gallivanting? must we have been gallivanting? must you have been gallivanting? must they have been gallivanting?
Interro-negative form
Simple form
must I not gallivant? must you not gallivant? must she not gallivant? must we not gallivant? must you not gallivant? must they not gallivant?
V-ing form
must I not be gallivanting? must you not be gallivanting? must she not be gallivanting? must we not be gallivanting? must you not be gallivanting? must they not be gallivanting?
Perfect
must I not have gallivanted? must you not have gallivanted? must she not have gallivanted? must we not have gallivanted? must you not have gallivanted? must they not have gallivanted?
V-ing perfect
must I not have been gallivanting? must you not have been gallivanting? must she not have been gallivanting? must we not have been gallivanting? must you not have been gallivanting? must they not have been gallivanting?