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