I could gird you could gird he could gird we could gird you could gird they could gird
V-ing form
I could be girding you could be girding he could be girding we could be girding you could be girding they could be girding
Perfect
I could have girt, girded you could have girt, girded he could have girt, girded we could have girt, girded you could have girt, girded they could have girt, girded
V-ing perfect
I could have been girding you could have been girding he could have been girding we could have been girding you could have been girding they could have been girding
Negation
Simple form
I couldn't gird you couldn't gird he couldn't gird we couldn't gird you couldn't gird they couldn't gird
V-ing form
I couldn't be girding you couldn't be girding he couldn't be girding we couldn't be girding you couldn't be girding they couldn't be girding
Perfect
I couldn't have girt, girded you couldn't have girt, girded he couldn't have girt, girded we couldn't have girt, girded you couldn't have girt, girded they couldn't have girt, girded
V-ing perfect
I couldn't have been girding you couldn't have been girding he couldn't have been girding we couldn't have been girding you couldn't have been girding they couldn't have been girding
Interrogative form
Simple form
could I gird? could you gird? could he gird? could we gird? could you gird? could they gird?
V-ing form
could I be girding? could you be girding? could he be girding? could we be girding? could you be girding? could they be girding?
Perfect
could I have girt, girded? could you have girt, girded? could he have girt, girded? could we have girt, girded? could you have girt, girded? could they have girt, girded?
V-ing perfect
could I have been girding? could you have been girding? could he have been girding? could we have been girding? could you have been girding? could they have been girding?
Interro-negative form
Simple form
couldn't I gird? couldn't you gird? couldn't he gird? couldn't we gird? couldn't you gird? couldn't they gird?
V-ing form
couldn't I be girding? couldn't you be girding? couldn't he be girding? couldn't we be girding? couldn't you be girding? couldn't they be girding?
Perfect
couldn't I have girt, girded? couldn't you have girt, girded? couldn't he have girt, girded? couldn't we have girt, girded? couldn't you have girt, girded? couldn't they have girt, girded?
V-ing perfect
couldn't I have been girding? couldn't you have been girding? couldn't he have been girding? couldn't we have been girding? couldn't you have been girding? couldn't they have been girding?