English verb conjugation
COULD DESPAIR

Regular verb: despair - despaired - despaired

Affirmation

Simple form	V-ing form
I could despair you could despair he could despair we could despair you could despair they could despair	I could be despairing you could be despairing he could be despairing we could be despairing you could be despairing they could be despairing
Perfect	V-ing perfect
I could have despaired you could have despaired he could have despaired we could have despaired you could have despaired they could have despaired	I could have been despairing you could have been despairing he could have been despairing we could have been despairing you could have been despairing they could have been despairing

Negation

Simple form	V-ing form
I couldn't despair you couldn't despair he couldn't despair we couldn't despair you couldn't despair they couldn't despair	I couldn't be despairing you couldn't be despairing he couldn't be despairing we couldn't be despairing you couldn't be despairing they couldn't be despairing
Perfect	V-ing perfect
I couldn't have despaired you couldn't have despaired he couldn't have despaired we couldn't have despaired you couldn't have despaired they couldn't have despaired	I couldn't have been despairing you couldn't have been despairing he couldn't have been despairing we couldn't have been despairing you couldn't have been despairing they couldn't have been despairing

Interrogative form

Simple form	V-ing form
could I despair? could you despair? could he despair? could we despair? could you despair? could they despair?	could I be despairing? could you be despairing? could he be despairing? could we be despairing? could you be despairing? could they be despairing?
Perfect	V-ing perfect
could I have despaired? could you have despaired? could he have despaired? could we have despaired? could you have despaired? could they have despaired?	could I have been despairing? could you have been despairing? could he have been despairing? could we have been despairing? could you have been despairing? could they have been despairing?

Interro-negative form

Simple form	V-ing form
couldn't I despair? couldn't you despair? couldn't he despair? couldn't we despair? couldn't you despair? couldn't they despair?	couldn't I be despairing? couldn't you be despairing? couldn't he be despairing? couldn't we be despairing? couldn't you be despairing? couldn't they be despairing?
Perfect	V-ing perfect
couldn't I have despaired? couldn't you have despaired? couldn't he have despaired? couldn't we have despaired? couldn't you have despaired? couldn't they have despaired?	couldn't I have been despairing? couldn't you have been despairing? couldn't he have been despairing? couldn't we have been despairing? couldn't you have been despairing? couldn't they have been despairing?