I must export you must export he must export we must export you must export they must export
Forme en V-ing
I must be exporting you must be exporting he must be exporting we must be exporting you must be exporting they must be exporting
Perfect
I must have exported you must have exported he must have exported we must have exported you must have exported they must have exported
Perfect en V-ing
I must have been exporting you must have been exporting he must have been exporting we must have been exporting you must have been exporting they must have been exporting
Négation
Forme simple
I must not export you must not export he must not export we must not export you must not export they must not export
Forme en V-ing
I must not be exporting you must not be exporting he must not be exporting we must not be exporting you must not be exporting they must not be exporting
Perfect
I must not have exported you must not have exported he must not have exported we must not have exported you must not have exported they must not have exported
Perfect en V-ing
I must not have been exporting you must not have been exporting he must not have been exporting we must not have been exporting you must not have been exporting they must not have been exporting
Forme interrogative
Forme simple
must I export? must you export? must he export? must we export? must you export? must they export?
Forme en V-ing
must I be exporting? must you be exporting? must he be exporting? must we be exporting? must you be exporting? must they be exporting?
Perfect
must I have exported? must you have exported? must he have exported? must we have exported? must you have exported? must they have exported?
Perfect en V-ing
must I have been exporting? must you have been exporting? must he have been exporting? must we have been exporting? must you have been exporting? must they have been exporting?
Forme interro-négative
Forme simple
must I not export? must you not export? must he not export? must we not export? must you not export? must they not export?
Forme en V-ing
must I not be exporting? must you not be exporting? must he not be exporting? must we not be exporting? must you not be exporting? must they not be exporting?
Perfect
must I not have exported? must you not have exported? must he not have exported? must we not have exported? must you not have exported? must they not have exported?
Perfect en V-ing
must I not have been exporting? must you not have been exporting? must he not have been exporting? must we not have been exporting? must you not have been exporting? must they not have been exporting?