I could chariot you could chariot she could chariot we could chariot you could chariot they could chariot
V-ing form
I could be charioting you could be charioting she could be charioting we could be charioting you could be charioting they could be charioting
Perfect
I could have charioted you could have charioted she could have charioted we could have charioted you could have charioted they could have charioted
V-ing perfect
I could have been charioting you could have been charioting she could have been charioting we could have been charioting you could have been charioting they could have been charioting
Negation
Simple form
I couldn't chariot you couldn't chariot she couldn't chariot we couldn't chariot you couldn't chariot they couldn't chariot
V-ing form
I couldn't be charioting you couldn't be charioting she couldn't be charioting we couldn't be charioting you couldn't be charioting they couldn't be charioting
Perfect
I couldn't have charioted you couldn't have charioted she couldn't have charioted we couldn't have charioted you couldn't have charioted they couldn't have charioted
V-ing perfect
I couldn't have been charioting you couldn't have been charioting she couldn't have been charioting we couldn't have been charioting you couldn't have been charioting they couldn't have been charioting
Interrogative form
Simple form
could I chariot? could you chariot? could she chariot? could we chariot? could you chariot? could they chariot?
V-ing form
could I be charioting? could you be charioting? could she be charioting? could we be charioting? could you be charioting? could they be charioting?
Perfect
could I have charioted? could you have charioted? could she have charioted? could we have charioted? could you have charioted? could they have charioted?
V-ing perfect
could I have been charioting? could you have been charioting? could she have been charioting? could we have been charioting? could you have been charioting? could they have been charioting?
Interro-negative form
Simple form
couldn't I chariot? couldn't you chariot? couldn't she chariot? couldn't we chariot? couldn't you chariot? couldn't they chariot?
V-ing form
couldn't I be charioting? couldn't you be charioting? couldn't she be charioting? couldn't we be charioting? couldn't you be charioting? couldn't they be charioting?
Perfect
couldn't I have charioted? couldn't you have charioted? couldn't she have charioted? couldn't we have charioted? couldn't you have charioted? couldn't they have charioted?
V-ing perfect
couldn't I have been charioting? couldn't you have been charioting? couldn't she have been charioting? couldn't we have been charioting? couldn't you have been charioting? couldn't they have been charioting?