I must stridulate you must stridulate she must stridulate we must stridulate you must stridulate they must stridulate
Forme en V-ing
I must be stridulating you must be stridulating she must be stridulating we must be stridulating you must be stridulating they must be stridulating
Perfect
I must have stridulated you must have stridulated she must have stridulated we must have stridulated you must have stridulated they must have stridulated
Perfect en V-ing
I must have been stridulating you must have been stridulating she must have been stridulating we must have been stridulating you must have been stridulating they must have been stridulating
Négation
Forme simple
I must not stridulate you must not stridulate she must not stridulate we must not stridulate you must not stridulate they must not stridulate
Forme en V-ing
I must not be stridulating you must not be stridulating she must not be stridulating we must not be stridulating you must not be stridulating they must not be stridulating
Perfect
I must not have stridulated you must not have stridulated she must not have stridulated we must not have stridulated you must not have stridulated they must not have stridulated
Perfect en V-ing
I must not have been stridulating you must not have been stridulating she must not have been stridulating we must not have been stridulating you must not have been stridulating they must not have been stridulating
Forme interrogative
Forme simple
must I stridulate? must you stridulate? must she stridulate? must we stridulate? must you stridulate? must they stridulate?
Forme en V-ing
must I be stridulating? must you be stridulating? must she be stridulating? must we be stridulating? must you be stridulating? must they be stridulating?
Perfect
must I have stridulated? must you have stridulated? must she have stridulated? must we have stridulated? must you have stridulated? must they have stridulated?
Perfect en V-ing
must I have been stridulating? must you have been stridulating? must she have been stridulating? must we have been stridulating? must you have been stridulating? must they have been stridulating?
Forme interro-négative
Forme simple
must I not stridulate? must you not stridulate? must she not stridulate? must we not stridulate? must you not stridulate? must they not stridulate?
Forme en V-ing
must I not be stridulating? must you not be stridulating? must she not be stridulating? must we not be stridulating? must you not be stridulating? must they not be stridulating?
Perfect
must I not have stridulated? must you not have stridulated? must she not have stridulated? must we not have stridulated? must you not have stridulated? must they not have stridulated?
Perfect en V-ing
must I not have been stridulating? must you not have been stridulating? must she not have been stridulating? must we not have been stridulating? must you not have been stridulating? must they not have been stridulating?