I can decease you can decease he can decease we can decease you can decease they can decease
Forme en V-ing
I can be deceasing you can be deceasing he can be deceasing we can be deceasing you can be deceasing they can be deceasing
Perfect
I can have deceased you can have deceased he can have deceased we can have deceased you can have deceased they can have deceased
Perfect en V-ing
I can have been deceasing you can have been deceasing he can have been deceasing we can have been deceasing you can have been deceasing they can have been deceasing
Négation
Forme simple
I cannot decease you cannot decease he cannot decease we cannot decease you cannot decease they cannot decease
Forme en V-ing
I cannot be deceasing you cannot be deceasing he cannot be deceasing we cannot be deceasing you cannot be deceasing they cannot be deceasing
Perfect
I cannot have deceased you cannot have deceased he cannot have deceased we cannot have deceased you cannot have deceased they cannot have deceased
Perfect en V-ing
I cannot have been deceasing you cannot have been deceasing he cannot have been deceasing we cannot have been deceasing you cannot have been deceasing they cannot have been deceasing
Forme interrogative
Forme simple
can I decease? can you decease? can he decease? can we decease? can you decease? can they decease?
Forme en V-ing
can I be deceasing? can you be deceasing? can he be deceasing? can we be deceasing? can you be deceasing? can they be deceasing?
Perfect
can I have deceased? can you have deceased? can he have deceased? can we have deceased? can you have deceased? can they have deceased?
Perfect en V-ing
can I have been deceasing? can you have been deceasing? can he have been deceasing? can we have been deceasing? can you have been deceasing? can they have been deceasing?
Forme interro-négative
Forme simple
can I not decease? can you not decease? can he not decease? can we not decease? can you not decease? can they not decease?
Forme en V-ing
can I not be deceasing? can you not be deceasing? can he not be deceasing? can we not be deceasing? can you not be deceasing? can they not be deceasing?
Perfect
can I not have deceased? can you not have deceased? can he not have deceased? can we not have deceased? can you not have deceased? can they not have deceased?
Perfect en V-ing
can I not have been deceasing? can you not have been deceasing? can he not have been deceasing? can we not have been deceasing? can you not have been deceasing? can they not have been deceasing?