I must snowmobile you must snowmobile he must snowmobile we must snowmobile you must snowmobile they must snowmobile
Forme en V-ing
I must be snowmobiling you must be snowmobiling he must be snowmobiling we must be snowmobiling you must be snowmobiling they must be snowmobiling
Perfect
I must have snowmobiled you must have snowmobiled he must have snowmobiled we must have snowmobiled you must have snowmobiled they must have snowmobiled
Perfect en V-ing
I must have been snowmobiling you must have been snowmobiling he must have been snowmobiling we must have been snowmobiling you must have been snowmobiling they must have been snowmobiling
Négation
Forme simple
I must not snowmobile you must not snowmobile he must not snowmobile we must not snowmobile you must not snowmobile they must not snowmobile
Forme en V-ing
I must not be snowmobiling you must not be snowmobiling he must not be snowmobiling we must not be snowmobiling you must not be snowmobiling they must not be snowmobiling
Perfect
I must not have snowmobiled you must not have snowmobiled he must not have snowmobiled we must not have snowmobiled you must not have snowmobiled they must not have snowmobiled
Perfect en V-ing
I must not have been snowmobiling you must not have been snowmobiling he must not have been snowmobiling we must not have been snowmobiling you must not have been snowmobiling they must not have been snowmobiling
Forme interrogative
Forme simple
must I snowmobile? must you snowmobile? must he snowmobile? must we snowmobile? must you snowmobile? must they snowmobile?
Forme en V-ing
must I be snowmobiling? must you be snowmobiling? must he be snowmobiling? must we be snowmobiling? must you be snowmobiling? must they be snowmobiling?
Perfect
must I have snowmobiled? must you have snowmobiled? must he have snowmobiled? must we have snowmobiled? must you have snowmobiled? must they have snowmobiled?
Perfect en V-ing
must I have been snowmobiling? must you have been snowmobiling? must he have been snowmobiling? must we have been snowmobiling? must you have been snowmobiling? must they have been snowmobiling?
Forme interro-négative
Forme simple
must I not snowmobile? must you not snowmobile? must he not snowmobile? must we not snowmobile? must you not snowmobile? must they not snowmobile?
Forme en V-ing
must I not be snowmobiling? must you not be snowmobiling? must he not be snowmobiling? must we not be snowmobiling? must you not be snowmobiling? must they not be snowmobiling?
Perfect
must I not have snowmobiled? must you not have snowmobiled? must he not have snowmobiled? must we not have snowmobiled? must you not have snowmobiled? must they not have snowmobiled?
Perfect en V-ing
must I not have been snowmobiling? must you not have been snowmobiling? must he not have been snowmobiling? must we not have been snowmobiling? must you not have been snowmobiling? must they not have been snowmobiling?