English verb conjugation
COULD CRAVE

Regular verb: crave - craved - craved

Affirmation

Simple form	V-ing form
I could crave you could crave he could crave we could crave you could crave they could crave	I could be craving you could be craving he could be craving we could be craving you could be craving they could be craving
Perfect	V-ing perfect
I could have craved you could have craved he could have craved we could have craved you could have craved they could have craved	I could have been craving you could have been craving he could have been craving we could have been craving you could have been craving they could have been craving

Negation

Simple form	V-ing form
I couldn't crave you couldn't crave he couldn't crave we couldn't crave you couldn't crave they couldn't crave	I couldn't be craving you couldn't be craving he couldn't be craving we couldn't be craving you couldn't be craving they couldn't be craving
Perfect	V-ing perfect
I couldn't have craved you couldn't have craved he couldn't have craved we couldn't have craved you couldn't have craved they couldn't have craved	I couldn't have been craving you couldn't have been craving he couldn't have been craving we couldn't have been craving you couldn't have been craving they couldn't have been craving

Interrogative form

Simple form	V-ing form
could I crave? could you crave? could he crave? could we crave? could you crave? could they crave?	could I be craving? could you be craving? could he be craving? could we be craving? could you be craving? could they be craving?
Perfect	V-ing perfect
could I have craved? could you have craved? could he have craved? could we have craved? could you have craved? could they have craved?	could I have been craving? could you have been craving? could he have been craving? could we have been craving? could you have been craving? could they have been craving?

Interro-negative form

Simple form	V-ing form
couldn't I crave? couldn't you crave? couldn't he crave? couldn't we crave? couldn't you crave? couldn't they crave?	couldn't I be craving? couldn't you be craving? couldn't he be craving? couldn't we be craving? couldn't you be craving? couldn't they be craving?
Perfect	V-ing perfect
couldn't I have craved? couldn't you have craved? couldn't he have craved? couldn't we have craved? couldn't you have craved? couldn't they have craved?	couldn't I have been craving? couldn't you have been craving? couldn't he have been craving? couldn't we have been craving? couldn't you have been craving? couldn't they have been craving?