English verb conjugation
COULD SWANK

Regular verb: swank - swanked - swanked

Affirmation

Simple form	V-ing form
I could swank you could swank he could swank we could swank you could swank they could swank	I could be swanking you could be swanking he could be swanking we could be swanking you could be swanking they could be swanking
Perfect	V-ing perfect
I could have swanked you could have swanked he could have swanked we could have swanked you could have swanked they could have swanked	I could have been swanking you could have been swanking he could have been swanking we could have been swanking you could have been swanking they could have been swanking

Negation

Simple form	V-ing form
I could not swank you could not swank he could not swank we could not swank you could not swank they could not swank	I could not be swanking you could not be swanking he could not be swanking we could not be swanking you could not be swanking they could not be swanking
Perfect	V-ing perfect
I could not have swanked you could not have swanked he could not have swanked we could not have swanked you could not have swanked they could not have swanked	I could not have been swanking you could not have been swanking he could not have been swanking we could not have been swanking you could not have been swanking they could not have been swanking

Interrogative form

Simple form	V-ing form
could I swank? could you swank? could he swank? could we swank? could you swank? could they swank?	could I be swanking? could you be swanking? could he be swanking? could we be swanking? could you be swanking? could they be swanking?
Perfect	V-ing perfect
could I have swanked? could you have swanked? could he have swanked? could we have swanked? could you have swanked? could they have swanked?	could I have been swanking? could you have been swanking? could he have been swanking? could we have been swanking? could you have been swanking? could they have been swanking?

Interro-negative form

Simple form	V-ing form
could I not swank? could you not swank? could he not swank? could we not swank? could you not swank? could they not swank?	could I not be swanking? could you not be swanking? could he not be swanking? could we not be swanking? could you not be swanking? could they not be swanking?
Perfect	V-ing perfect
could I not have swanked? could you not have swanked? could he not have swanked? could we not have swanked? could you not have swanked? could they not have swanked?	could I not have been swanking? could you not have been swanking? could he not have been swanking? could we not have been swanking? could you not have been swanking? could they not have been swanking?