English verb conjugation
COULD NARLC

Regular verb: narlc - narlced - narlced

Affirmation

Simple form	V-ing form
I could narlc you could narlc he could narlc we could narlc you could narlc they could narlc	I could be narlcing you could be narlcing he could be narlcing we could be narlcing you could be narlcing they could be narlcing
Perfect	V-ing perfect
I could have narlced you could have narlced he could have narlced we could have narlced you could have narlced they could have narlced	I could have been narlcing you could have been narlcing he could have been narlcing we could have been narlcing you could have been narlcing they could have been narlcing

Negation

Simple form	V-ing form
I couldn't narlc you couldn't narlc he couldn't narlc we couldn't narlc you couldn't narlc they couldn't narlc	I couldn't be narlcing you couldn't be narlcing he couldn't be narlcing we couldn't be narlcing you couldn't be narlcing they couldn't be narlcing
Perfect	V-ing perfect
I couldn't have narlced you couldn't have narlced he couldn't have narlced we couldn't have narlced you couldn't have narlced they couldn't have narlced	I couldn't have been narlcing you couldn't have been narlcing he couldn't have been narlcing we couldn't have been narlcing you couldn't have been narlcing they couldn't have been narlcing

Interrogative form

Simple form	V-ing form
could I narlc? could you narlc? could he narlc? could we narlc? could you narlc? could they narlc?	could I be narlcing? could you be narlcing? could he be narlcing? could we be narlcing? could you be narlcing? could they be narlcing?
Perfect	V-ing perfect
could I have narlced? could you have narlced? could he have narlced? could we have narlced? could you have narlced? could they have narlced?	could I have been narlcing? could you have been narlcing? could he have been narlcing? could we have been narlcing? could you have been narlcing? could they have been narlcing?

Interro-negative form

Simple form	V-ing form
couldn't I narlc? couldn't you narlc? couldn't he narlc? couldn't we narlc? couldn't you narlc? couldn't they narlc?	couldn't I be narlcing? couldn't you be narlcing? couldn't he be narlcing? couldn't we be narlcing? couldn't you be narlcing? couldn't they be narlcing?
Perfect	V-ing perfect
couldn't I have narlced? couldn't you have narlced? couldn't he have narlced? couldn't we have narlced? couldn't you have narlced? couldn't they have narlced?	couldn't I have been narlcing? couldn't you have been narlcing? couldn't he have been narlcing? couldn't we have been narlcing? couldn't you have been narlcing? couldn't they have been narlcing?