English verb conjugation
COULD EMPURPLE

Regular verb: empurple - empurpled - empurpled

Affirmation

Simple form	V-ing form
I could empurple you could empurple he could empurple we could empurple you could empurple they could empurple	I could be empurpling you could be empurpling he could be empurpling we could be empurpling you could be empurpling they could be empurpling
Perfect	V-ing perfect
I could have empurpled you could have empurpled he could have empurpled we could have empurpled you could have empurpled they could have empurpled	I could have been empurpling you could have been empurpling he could have been empurpling we could have been empurpling you could have been empurpling they could have been empurpling

Negation

Simple form	V-ing form
I couldn't empurple you couldn't empurple he couldn't empurple we couldn't empurple you couldn't empurple they couldn't empurple	I couldn't be empurpling you couldn't be empurpling he couldn't be empurpling we couldn't be empurpling you couldn't be empurpling they couldn't be empurpling
Perfect	V-ing perfect
I couldn't have empurpled you couldn't have empurpled he couldn't have empurpled we couldn't have empurpled you couldn't have empurpled they couldn't have empurpled	I couldn't have been empurpling you couldn't have been empurpling he couldn't have been empurpling we couldn't have been empurpling you couldn't have been empurpling they couldn't have been empurpling

Interrogative form

Simple form	V-ing form
could I empurple? could you empurple? could he empurple? could we empurple? could you empurple? could they empurple?	could I be empurpling? could you be empurpling? could he be empurpling? could we be empurpling? could you be empurpling? could they be empurpling?
Perfect	V-ing perfect
could I have empurpled? could you have empurpled? could he have empurpled? could we have empurpled? could you have empurpled? could they have empurpled?	could I have been empurpling? could you have been empurpling? could he have been empurpling? could we have been empurpling? could you have been empurpling? could they have been empurpling?

Interro-negative form

Simple form	V-ing form
couldn't I empurple? couldn't you empurple? couldn't he empurple? couldn't we empurple? couldn't you empurple? couldn't they empurple?	couldn't I be empurpling? couldn't you be empurpling? couldn't he be empurpling? couldn't we be empurpling? couldn't you be empurpling? couldn't they be empurpling?
Perfect	V-ing perfect
couldn't I have empurpled? couldn't you have empurpled? couldn't he have empurpled? couldn't we have empurpled? couldn't you have empurpled? couldn't they have empurpled?	couldn't I have been empurpling? couldn't you have been empurpling? couldn't he have been empurpling? couldn't we have been empurpling? couldn't you have been empurpling? couldn't they have been empurpling?