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