I must stock you must stock he must stock we must stock you must stock they must stock
Forme en V-ing
I must be stocking you must be stocking he must be stocking we must be stocking you must be stocking they must be stocking
Perfect
I must have stocked you must have stocked he must have stocked we must have stocked you must have stocked they must have stocked
Perfect en V-ing
I must have been stocking you must have been stocking he must have been stocking we must have been stocking you must have been stocking they must have been stocking
Négation
Forme simple
I must not stock you must not stock he must not stock we must not stock you must not stock they must not stock
Forme en V-ing
I must not be stocking you must not be stocking he must not be stocking we must not be stocking you must not be stocking they must not be stocking
Perfect
I must not have stocked you must not have stocked he must not have stocked we must not have stocked you must not have stocked they must not have stocked
Perfect en V-ing
I must not have been stocking you must not have been stocking he must not have been stocking we must not have been stocking you must not have been stocking they must not have been stocking
Forme interrogative
Forme simple
must I stock? must you stock? must he stock? must we stock? must you stock? must they stock?
Forme en V-ing
must I be stocking? must you be stocking? must he be stocking? must we be stocking? must you be stocking? must they be stocking?
Perfect
must I have stocked? must you have stocked? must he have stocked? must we have stocked? must you have stocked? must they have stocked?
Perfect en V-ing
must I have been stocking? must you have been stocking? must he have been stocking? must we have been stocking? must you have been stocking? must they have been stocking?
Forme interro-négative
Forme simple
must I not stock? must you not stock? must he not stock? must we not stock? must you not stock? must they not stock?
Forme en V-ing
must I not be stocking? must you not be stocking? must he not be stocking? must we not be stocking? must you not be stocking? must they not be stocking?
Perfect
must I not have stocked? must you not have stocked? must he not have stocked? must we not have stocked? must you not have stocked? must they not have stocked?
Perfect en V-ing
must I not have been stocking? must you not have been stocking? must he not have been stocking? must we not have been stocking? must you not have been stocking? must they not have been stocking?