English verb conjugation
COULD PROMENADE

Regular verb: promenade - promenaded - promenaded

Affirmation

Simple form	V-ing form
I could promenade you could promenade he could promenade we could promenade you could promenade they could promenade	I could be promenading you could be promenading he could be promenading we could be promenading you could be promenading they could be promenading
Perfect	V-ing perfect
I could have promenaded you could have promenaded he could have promenaded we could have promenaded you could have promenaded they could have promenaded	I could have been promenading you could have been promenading he could have been promenading we could have been promenading you could have been promenading they could have been promenading

Negation

Simple form	V-ing form
I couldn't promenade you couldn't promenade he couldn't promenade we couldn't promenade you couldn't promenade they couldn't promenade	I couldn't be promenading you couldn't be promenading he couldn't be promenading we couldn't be promenading you couldn't be promenading they couldn't be promenading
Perfect	V-ing perfect
I couldn't have promenaded you couldn't have promenaded he couldn't have promenaded we couldn't have promenaded you couldn't have promenaded they couldn't have promenaded	I couldn't have been promenading you couldn't have been promenading he couldn't have been promenading we couldn't have been promenading you couldn't have been promenading they couldn't have been promenading

Interrogative form

Simple form	V-ing form
could I promenade? could you promenade? could he promenade? could we promenade? could you promenade? could they promenade?	could I be promenading? could you be promenading? could he be promenading? could we be promenading? could you be promenading? could they be promenading?
Perfect	V-ing perfect
could I have promenaded? could you have promenaded? could he have promenaded? could we have promenaded? could you have promenaded? could they have promenaded?	could I have been promenading? could you have been promenading? could he have been promenading? could we have been promenading? could you have been promenading? could they have been promenading?

Interro-negative form

Simple form	V-ing form
couldn't I promenade? couldn't you promenade? couldn't he promenade? couldn't we promenade? couldn't you promenade? couldn't they promenade?	couldn't I be promenading? couldn't you be promenading? couldn't he be promenading? couldn't we be promenading? couldn't you be promenading? couldn't they be promenading?
Perfect	V-ing perfect
couldn't I have promenaded? couldn't you have promenaded? couldn't he have promenaded? couldn't we have promenaded? couldn't you have promenaded? couldn't they have promenaded?	couldn't I have been promenading? couldn't you have been promenading? couldn't he have been promenading? couldn't we have been promenading? couldn't you have been promenading? couldn't they have been promenading?