I can usurp you can usurp he can usurp we can usurp you can usurp they can usurp
Forme en V-ing
I can be usurping you can be usurping he can be usurping we can be usurping you can be usurping they can be usurping
Perfect
I can have usurped you can have usurped he can have usurped we can have usurped you can have usurped they can have usurped
Perfect en V-ing
I can have been usurping you can have been usurping he can have been usurping we can have been usurping you can have been usurping they can have been usurping
Négation
Forme simple
I can't usurp you can't usurp he can't usurp we can't usurp you can't usurp they can't usurp
Forme en V-ing
I can't be usurping you can't be usurping he can't be usurping we can't be usurping you can't be usurping they can't be usurping
Perfect
I can't have usurped you can't have usurped he can't have usurped we can't have usurped you can't have usurped they can't have usurped
Perfect en V-ing
I can't have been usurping you can't have been usurping he can't have been usurping we can't have been usurping you can't have been usurping they can't have been usurping
Forme interrogative
Forme simple
can I usurp? can you usurp? can he usurp? can we usurp? can you usurp? can they usurp?
Forme en V-ing
can I be usurping? can you be usurping? can he be usurping? can we be usurping? can you be usurping? can they be usurping?
Perfect
can I have usurped? can you have usurped? can he have usurped? can we have usurped? can you have usurped? can they have usurped?
Perfect en V-ing
can I have been usurping? can you have been usurping? can he have been usurping? can we have been usurping? can you have been usurping? can they have been usurping?
Forme interro-négative
Forme simple
can't I usurp? can't you usurp? can't he usurp? can't we usurp? can't you usurp? can't they usurp?
Forme en V-ing
can't I be usurping? can't you be usurping? can't he be usurping? can't we be usurping? can't you be usurping? can't they be usurping?
Perfect
can't I have usurped? can't you have usurped? can't he have usurped? can't we have usurped? can't you have usurped? can't they have usurped?
Perfect en V-ing
can't I have been usurping? can't you have been usurping? can't he have been usurping? can't we have been usurping? can't you have been usurping? can't they have been usurping?