I could decussate you could decussate she could decussate we could decussate you could decussate they could decussate
Forme en V-ing
I could be decussating you could be decussating she could be decussating we could be decussating you could be decussating they could be decussating
Perfect
I could have decussated you could have decussated she could have decussated we could have decussated you could have decussated they could have decussated
Perfect en V-ing
I could have been decussating you could have been decussating she could have been decussating we could have been decussating you could have been decussating they could have been decussating
Négation
Forme simple
I couldn't decussate you couldn't decussate she couldn't decussate we couldn't decussate you couldn't decussate they couldn't decussate
Forme en V-ing
I couldn't be decussating you couldn't be decussating she couldn't be decussating we couldn't be decussating you couldn't be decussating they couldn't be decussating
Perfect
I couldn't have decussated you couldn't have decussated she couldn't have decussated we couldn't have decussated you couldn't have decussated they couldn't have decussated
Perfect en V-ing
I couldn't have been decussating you couldn't have been decussating she couldn't have been decussating we couldn't have been decussating you couldn't have been decussating they couldn't have been decussating
Forme interrogative
Forme simple
could I decussate? could you decussate? could she decussate? could we decussate? could you decussate? could they decussate?
Forme en V-ing
could I be decussating? could you be decussating? could she be decussating? could we be decussating? could you be decussating? could they be decussating?
Perfect
could I have decussated? could you have decussated? could she have decussated? could we have decussated? could you have decussated? could they have decussated?
Perfect en V-ing
could I have been decussating? could you have been decussating? could she have been decussating? could we have been decussating? could you have been decussating? could they have been decussating?
Forme interro-négative
Forme simple
couldn't I decussate? couldn't you decussate? couldn't she decussate? couldn't we decussate? couldn't you decussate? couldn't they decussate?
Forme en V-ing
couldn't I be decussating? couldn't you be decussating? couldn't she be decussating? couldn't we be decussating? couldn't you be decussating? couldn't they be decussating?
Perfect
couldn't I have decussated? couldn't you have decussated? couldn't she have decussated? couldn't we have decussated? couldn't you have decussated? couldn't they have decussated?
Perfect en V-ing
couldn't I have been decussating? couldn't you have been decussating? couldn't she have been decussating? couldn't we have been decussating? couldn't you have been decussating? couldn't they have been decussating?