I must presurround you must presurround she must presurround we must presurround you must presurround they must presurround
Forme en V-ing
I must be presurrounding you must be presurrounding she must be presurrounding we must be presurrounding you must be presurrounding they must be presurrounding
Perfect
I must have presurrounded you must have presurrounded she must have presurrounded we must have presurrounded you must have presurrounded they must have presurrounded
Perfect en V-ing
I must have been presurrounding you must have been presurrounding she must have been presurrounding we must have been presurrounding you must have been presurrounding they must have been presurrounding
Négation
Forme simple
I must not presurround you must not presurround she must not presurround we must not presurround you must not presurround they must not presurround
Forme en V-ing
I must not be presurrounding you must not be presurrounding she must not be presurrounding we must not be presurrounding you must not be presurrounding they must not be presurrounding
Perfect
I must not have presurrounded you must not have presurrounded she must not have presurrounded we must not have presurrounded you must not have presurrounded they must not have presurrounded
Perfect en V-ing
I must not have been presurrounding you must not have been presurrounding she must not have been presurrounding we must not have been presurrounding you must not have been presurrounding they must not have been presurrounding
Forme interrogative
Forme simple
must I presurround? must you presurround? must she presurround? must we presurround? must you presurround? must they presurround?
Forme en V-ing
must I be presurrounding? must you be presurrounding? must she be presurrounding? must we be presurrounding? must you be presurrounding? must they be presurrounding?
Perfect
must I have presurrounded? must you have presurrounded? must she have presurrounded? must we have presurrounded? must you have presurrounded? must they have presurrounded?
Perfect en V-ing
must I have been presurrounding? must you have been presurrounding? must she have been presurrounding? must we have been presurrounding? must you have been presurrounding? must they have been presurrounding?
Forme interro-négative
Forme simple
must I not presurround? must you not presurround? must she not presurround? must we not presurround? must you not presurround? must they not presurround?
Forme en V-ing
must I not be presurrounding? must you not be presurrounding? must she not be presurrounding? must we not be presurrounding? must you not be presurrounding? must they not be presurrounding?
Perfect
must I not have presurrounded? must you not have presurrounded? must she not have presurrounded? must we not have presurrounded? must you not have presurrounded? must they not have presurrounded?
Perfect en V-ing
must I not have been presurrounding? must you not have been presurrounding? must she not have been presurrounding? must we not have been presurrounding? must you not have been presurrounding? must they not have been presurrounding?