English verb conjugation
COULD HITCHHIKE

Regular verb: hitchhike - hitchhiked - hitchhiked

Affirmation

Simple form	V-ing form
I could hitchhike you could hitchhike he could hitchhike we could hitchhike you could hitchhike they could hitchhike	I could be hitchhiking you could be hitchhiking he could be hitchhiking we could be hitchhiking you could be hitchhiking they could be hitchhiking
Perfect	V-ing perfect
I could have hitchhiked you could have hitchhiked he could have hitchhiked we could have hitchhiked you could have hitchhiked they could have hitchhiked	I could have been hitchhiking you could have been hitchhiking he could have been hitchhiking we could have been hitchhiking you could have been hitchhiking they could have been hitchhiking

Negation

Simple form	V-ing form
I couldn't hitchhike you couldn't hitchhike he couldn't hitchhike we couldn't hitchhike you couldn't hitchhike they couldn't hitchhike	I couldn't be hitchhiking you couldn't be hitchhiking he couldn't be hitchhiking we couldn't be hitchhiking you couldn't be hitchhiking they couldn't be hitchhiking
Perfect	V-ing perfect
I couldn't have hitchhiked you couldn't have hitchhiked he couldn't have hitchhiked we couldn't have hitchhiked you couldn't have hitchhiked they couldn't have hitchhiked	I couldn't have been hitchhiking you couldn't have been hitchhiking he couldn't have been hitchhiking we couldn't have been hitchhiking you couldn't have been hitchhiking they couldn't have been hitchhiking

Interrogative form

Simple form	V-ing form
could I hitchhike? could you hitchhike? could he hitchhike? could we hitchhike? could you hitchhike? could they hitchhike?	could I be hitchhiking? could you be hitchhiking? could he be hitchhiking? could we be hitchhiking? could you be hitchhiking? could they be hitchhiking?
Perfect	V-ing perfect
could I have hitchhiked? could you have hitchhiked? could he have hitchhiked? could we have hitchhiked? could you have hitchhiked? could they have hitchhiked?	could I have been hitchhiking? could you have been hitchhiking? could he have been hitchhiking? could we have been hitchhiking? could you have been hitchhiking? could they have been hitchhiking?

Interro-negative form

Simple form	V-ing form
couldn't I hitchhike? couldn't you hitchhike? couldn't he hitchhike? couldn't we hitchhike? couldn't you hitchhike? couldn't they hitchhike?	couldn't I be hitchhiking? couldn't you be hitchhiking? couldn't he be hitchhiking? couldn't we be hitchhiking? couldn't you be hitchhiking? couldn't they be hitchhiking?
Perfect	V-ing perfect
couldn't I have hitchhiked? couldn't you have hitchhiked? couldn't he have hitchhiked? couldn't we have hitchhiked? couldn't you have hitchhiked? couldn't they have hitchhiked?	couldn't I have been hitchhiking? couldn't you have been hitchhiking? couldn't he have been hitchhiking? couldn't we have been hitchhiking? couldn't you have been hitchhiking? couldn't they have been hitchhiking?