I could bogey you could bogey he could bogey we could bogey you could bogey they could bogey
V-ing form
I could be bogeying you could be bogeying he could be bogeying we could be bogeying you could be bogeying they could be bogeying
Perfect
I could have bogeyed you could have bogeyed he could have bogeyed we could have bogeyed you could have bogeyed they could have bogeyed
V-ing perfect
I could have been bogeying you could have been bogeying he could have been bogeying we could have been bogeying you could have been bogeying they could have been bogeying
Negation
Simple form
I couldn't bogey you couldn't bogey he couldn't bogey we couldn't bogey you couldn't bogey they couldn't bogey
V-ing form
I couldn't be bogeying you couldn't be bogeying he couldn't be bogeying we couldn't be bogeying you couldn't be bogeying they couldn't be bogeying
Perfect
I couldn't have bogeyed you couldn't have bogeyed he couldn't have bogeyed we couldn't have bogeyed you couldn't have bogeyed they couldn't have bogeyed
V-ing perfect
I couldn't have been bogeying you couldn't have been bogeying he couldn't have been bogeying we couldn't have been bogeying you couldn't have been bogeying they couldn't have been bogeying
Interrogative form
Simple form
could I bogey? could you bogey? could he bogey? could we bogey? could you bogey? could they bogey?
V-ing form
could I be bogeying? could you be bogeying? could he be bogeying? could we be bogeying? could you be bogeying? could they be bogeying?
Perfect
could I have bogeyed? could you have bogeyed? could he have bogeyed? could we have bogeyed? could you have bogeyed? could they have bogeyed?
V-ing perfect
could I have been bogeying? could you have been bogeying? could he have been bogeying? could we have been bogeying? could you have been bogeying? could they have been bogeying?
Interro-negative form
Simple form
couldn't I bogey? couldn't you bogey? couldn't he bogey? couldn't we bogey? couldn't you bogey? couldn't they bogey?
V-ing form
couldn't I be bogeying? couldn't you be bogeying? couldn't he be bogeying? couldn't we be bogeying? couldn't you be bogeying? couldn't they be bogeying?
Perfect
couldn't I have bogeyed? couldn't you have bogeyed? couldn't he have bogeyed? couldn't we have bogeyed? couldn't you have bogeyed? couldn't they have bogeyed?
V-ing perfect
couldn't I have been bogeying? couldn't you have been bogeying? couldn't he have been bogeying? couldn't we have been bogeying? couldn't you have been bogeying? couldn't they have been bogeying?