English verb conjugation
COULD CYCLE

Regular verb: cycle - cycled - cycled

Affirmation

Simple form	V-ing form
I could cycle you could cycle he could cycle we could cycle you could cycle they could cycle	I could be cycling you could be cycling he could be cycling we could be cycling you could be cycling they could be cycling
Perfect	V-ing perfect
I could have cycled you could have cycled he could have cycled we could have cycled you could have cycled they could have cycled	I could have been cycling you could have been cycling he could have been cycling we could have been cycling you could have been cycling they could have been cycling

Negation

Simple form	V-ing form
I couldn't cycle you couldn't cycle he couldn't cycle we couldn't cycle you couldn't cycle they couldn't cycle	I couldn't be cycling you couldn't be cycling he couldn't be cycling we couldn't be cycling you couldn't be cycling they couldn't be cycling
Perfect	V-ing perfect
I couldn't have cycled you couldn't have cycled he couldn't have cycled we couldn't have cycled you couldn't have cycled they couldn't have cycled	I couldn't have been cycling you couldn't have been cycling he couldn't have been cycling we couldn't have been cycling you couldn't have been cycling they couldn't have been cycling

Interrogative form

Simple form	V-ing form
could I cycle? could you cycle? could he cycle? could we cycle? could you cycle? could they cycle?	could I be cycling? could you be cycling? could he be cycling? could we be cycling? could you be cycling? could they be cycling?
Perfect	V-ing perfect
could I have cycled? could you have cycled? could he have cycled? could we have cycled? could you have cycled? could they have cycled?	could I have been cycling? could you have been cycling? could he have been cycling? could we have been cycling? could you have been cycling? could they have been cycling?

Interro-negative form

Simple form	V-ing form
couldn't I cycle? couldn't you cycle? couldn't he cycle? couldn't we cycle? couldn't you cycle? couldn't they cycle?	couldn't I be cycling? couldn't you be cycling? couldn't he be cycling? couldn't we be cycling? couldn't you be cycling? couldn't they be cycling?
Perfect	V-ing perfect
couldn't I have cycled? couldn't you have cycled? couldn't he have cycled? couldn't we have cycled? couldn't you have cycled? couldn't they have cycled?	couldn't I have been cycling? couldn't you have been cycling? couldn't he have been cycling? couldn't we have been cycling? couldn't you have been cycling? couldn't they have been cycling?