English verb conjugation
COULD HIKE

Regular verb: hike - hiked - hiked

Affirmation

Simple form	V-ing form
I could hike you could hike he could hike we could hike you could hike they could hike	I could be hiking you could be hiking he could be hiking we could be hiking you could be hiking they could be hiking
Perfect	V-ing perfect
I could have hiked you could have hiked he could have hiked we could have hiked you could have hiked they could have hiked	I could have been hiking you could have been hiking he could have been hiking we could have been hiking you could have been hiking they could have been hiking

Negation

Simple form	V-ing form
I couldn't hike you couldn't hike he couldn't hike we couldn't hike you couldn't hike they couldn't hike	I couldn't be hiking you couldn't be hiking he couldn't be hiking we couldn't be hiking you couldn't be hiking they couldn't be hiking
Perfect	V-ing perfect
I couldn't have hiked you couldn't have hiked he couldn't have hiked we couldn't have hiked you couldn't have hiked they couldn't have hiked	I couldn't have been hiking you couldn't have been hiking he couldn't have been hiking we couldn't have been hiking you couldn't have been hiking they couldn't have been hiking

Interrogative form

Simple form	V-ing form
could I hike? could you hike? could he hike? could we hike? could you hike? could they hike?	could I be hiking? could you be hiking? could he be hiking? could we be hiking? could you be hiking? could they be hiking?
Perfect	V-ing perfect
could I have hiked? could you have hiked? could he have hiked? could we have hiked? could you have hiked? could they have hiked?	could I have been hiking? could you have been hiking? could he have been hiking? could we have been hiking? could you have been hiking? could they have been hiking?

Interro-negative form

Simple form	V-ing form
couldn't I hike? couldn't you hike? couldn't he hike? couldn't we hike? couldn't you hike? couldn't they hike?	couldn't I be hiking? couldn't you be hiking? couldn't he be hiking? couldn't we be hiking? couldn't you be hiking? couldn't they be hiking?
Perfect	V-ing perfect
couldn't I have hiked? couldn't you have hiked? couldn't he have hiked? couldn't we have hiked? couldn't you have hiked? couldn't they have hiked?	couldn't I have been hiking? couldn't you have been hiking? couldn't he have been hiking? couldn't we have been hiking? couldn't you have been hiking? couldn't they have been hiking?