I can devitalize you can devitalize he can devitalize we can devitalize you can devitalize they can devitalize
Forme en V-ing
I can be devitalizing you can be devitalizing he can be devitalizing we can be devitalizing you can be devitalizing they can be devitalizing
Perfect
I can have devitalized you can have devitalized he can have devitalized we can have devitalized you can have devitalized they can have devitalized
Perfect en V-ing
I can have been devitalizing you can have been devitalizing he can have been devitalizing we can have been devitalizing you can have been devitalizing they can have been devitalizing
Négation
Forme simple
I can't devitalize you can't devitalize he can't devitalize we can't devitalize you can't devitalize they can't devitalize
Forme en V-ing
I can't be devitalizing you can't be devitalizing he can't be devitalizing we can't be devitalizing you can't be devitalizing they can't be devitalizing
Perfect
I can't have devitalized you can't have devitalized he can't have devitalized we can't have devitalized you can't have devitalized they can't have devitalized
Perfect en V-ing
I can't have been devitalizing you can't have been devitalizing he can't have been devitalizing we can't have been devitalizing you can't have been devitalizing they can't have been devitalizing
Forme interrogative
Forme simple
can I devitalize? can you devitalize? can he devitalize? can we devitalize? can you devitalize? can they devitalize?
Forme en V-ing
can I be devitalizing? can you be devitalizing? can he be devitalizing? can we be devitalizing? can you be devitalizing? can they be devitalizing?
Perfect
can I have devitalized? can you have devitalized? can he have devitalized? can we have devitalized? can you have devitalized? can they have devitalized?
Perfect en V-ing
can I have been devitalizing? can you have been devitalizing? can he have been devitalizing? can we have been devitalizing? can you have been devitalizing? can they have been devitalizing?
Forme interro-négative
Forme simple
can't I devitalize? can't you devitalize? can't he devitalize? can't we devitalize? can't you devitalize? can't they devitalize?
Forme en V-ing
can't I be devitalizing? can't you be devitalizing? can't he be devitalizing? can't we be devitalizing? can't you be devitalizing? can't they be devitalizing?
Perfect
can't I have devitalized? can't you have devitalized? can't he have devitalized? can't we have devitalized? can't you have devitalized? can't they have devitalized?
Perfect en V-ing
can't I have been devitalizing? can't you have been devitalizing? can't he have been devitalizing? can't we have been devitalizing? can't you have been devitalizing? can't they have been devitalizing?