English verb conjugation
COULD PROMENADE

Regular verb: promenade - promenaded - promenaded

Affirmation

Simple form	V-ing form
I could promenade you could promenade she could promenade we could promenade you could promenade they could promenade	I could be promenading you could be promenading she 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 she 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 she 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 she 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 she 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 she 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 she 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 she promenade? could we promenade? could you promenade? could they promenade?	could I be promenading? could you be promenading? could she 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 she 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 she 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 she 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 she 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 she 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 she have been promenading? couldn't we have been promenading? couldn't you have been promenading? couldn't they have been promenading?