I must alleviate you must alleviate he must alleviate we must alleviate you must alleviate they must alleviate
Forme en V-ing
I must be alleviating you must be alleviating he must be alleviating we must be alleviating you must be alleviating they must be alleviating
Perfect
I must have alleviated you must have alleviated he must have alleviated we must have alleviated you must have alleviated they must have alleviated
Perfect en V-ing
I must have been alleviating you must have been alleviating he must have been alleviating we must have been alleviating you must have been alleviating they must have been alleviating
Négation
Forme simple
I must not alleviate you must not alleviate he must not alleviate we must not alleviate you must not alleviate they must not alleviate
Forme en V-ing
I must not be alleviating you must not be alleviating he must not be alleviating we must not be alleviating you must not be alleviating they must not be alleviating
Perfect
I must not have alleviated you must not have alleviated he must not have alleviated we must not have alleviated you must not have alleviated they must not have alleviated
Perfect en V-ing
I must not have been alleviating you must not have been alleviating he must not have been alleviating we must not have been alleviating you must not have been alleviating they must not have been alleviating
Forme interrogative
Forme simple
must I alleviate? must you alleviate? must he alleviate? must we alleviate? must you alleviate? must they alleviate?
Forme en V-ing
must I be alleviating? must you be alleviating? must he be alleviating? must we be alleviating? must you be alleviating? must they be alleviating?
Perfect
must I have alleviated? must you have alleviated? must he have alleviated? must we have alleviated? must you have alleviated? must they have alleviated?
Perfect en V-ing
must I have been alleviating? must you have been alleviating? must he have been alleviating? must we have been alleviating? must you have been alleviating? must they have been alleviating?
Forme interro-négative
Forme simple
must I not alleviate? must you not alleviate? must he not alleviate? must we not alleviate? must you not alleviate? must they not alleviate?
Forme en V-ing
must I not be alleviating? must you not be alleviating? must he not be alleviating? must we not be alleviating? must you not be alleviating? must they not be alleviating?
Perfect
must I not have alleviated? must you not have alleviated? must he not have alleviated? must we not have alleviated? must you not have alleviated? must they not have alleviated?
Perfect en V-ing
must I not have been alleviating? must you not have been alleviating? must he not have been alleviating? must we not have been alleviating? must you not have been alleviating? must they not have been alleviating?