I can decease you can decease she can decease we can decease you can decease they can decease
Forme en V-ing
I can be deceasing you can be deceasing she can be deceasing we can be deceasing you can be deceasing they can be deceasing
Perfect
I can have deceased you can have deceased she 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 she can have been deceasing we can have been deceasing you can have been deceasing they can have been deceasing
Négation
Forme simple
I can't decease you can't decease she can't decease we can't decease you can't decease they can't decease
Forme en V-ing
I can't be deceasing you can't be deceasing she can't be deceasing we can't be deceasing you can't be deceasing they can't be deceasing
Perfect
I can't have deceased you can't have deceased she can't have deceased we can't have deceased you can't have deceased they can't have deceased
Perfect en V-ing
I can't have been deceasing you can't have been deceasing she can't have been deceasing we can't have been deceasing you can't have been deceasing they can't have been deceasing
Forme interrogative
Forme simple
can I decease? can you decease? can she decease? can we decease? can you decease? can they decease?
Forme en V-ing
can I be deceasing? can you be deceasing? can she be deceasing? can we be deceasing? can you be deceasing? can they be deceasing?
Perfect
can I have deceased? can you have deceased? can she 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 she have been deceasing? can we have been deceasing? can you have been deceasing? can they have been deceasing?
Forme interro-négative
Forme simple
can't I decease? can't you decease? can't she decease? can't we decease? can't you decease? can't they decease?
Forme en V-ing
can't I be deceasing? can't you be deceasing? can't she be deceasing? can't we be deceasing? can't you be deceasing? can't they be deceasing?
Perfect
can't I have deceased? can't you have deceased? can't she have deceased? can't we have deceased? can't you have deceased? can't they have deceased?
Perfect en V-ing
can't I have been deceasing? can't you have been deceasing? can't she have been deceasing? can't we have been deceasing? can't you have been deceasing? can't they have been deceasing?