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 couldn't swank you couldn't swank he couldn't swank we couldn't swank you couldn't swank they couldn't swank	I couldn't be swanking you couldn't be swanking he couldn't be swanking we couldn't be swanking you couldn't be swanking they couldn't be swanking
Perfect	V-ing perfect
I couldn't have swanked you couldn't have swanked he couldn't have swanked we couldn't have swanked you couldn't have swanked they couldn't have swanked	I couldn't have been swanking you couldn't have been swanking he couldn't have been swanking we couldn't have been swanking you couldn't have been swanking they couldn't 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
couldn't I swank? couldn't you swank? couldn't he swank? couldn't we swank? couldn't you swank? couldn't they swank?	couldn't I be swanking? couldn't you be swanking? couldn't he be swanking? couldn't we be swanking? couldn't you be swanking? couldn't they be swanking?
Perfect	V-ing perfect
couldn't I have swanked? couldn't you have swanked? couldn't he have swanked? couldn't we have swanked? couldn't you have swanked? couldn't they have swanked?	couldn't I have been swanking? couldn't you have been swanking? couldn't he have been swanking? couldn't we have been swanking? couldn't you have been swanking? couldn't they have been swanking?