English verb conjugation
COULD FORBEAR

Irregular verb: forbear - forbore - forborne, forborn

Affirmation

Simple form	V-ing form
I could forbear you could forbear he could forbear we could forbear you could forbear they could forbear	I could be forbearing you could be forbearing he could be forbearing we could be forbearing you could be forbearing they could be forbearing
Perfect	V-ing perfect
I could have forborne, forborn you could have forborne, forborn he could have forborne, forborn we could have forborne, forborn you could have forborne, forborn they could have forborne, forborn	I could have been forbearing you could have been forbearing he could have been forbearing we could have been forbearing you could have been forbearing they could have been forbearing

Negation

Simple form	V-ing form
I couldn't forbear you couldn't forbear he couldn't forbear we couldn't forbear you couldn't forbear they couldn't forbear	I couldn't be forbearing you couldn't be forbearing he couldn't be forbearing we couldn't be forbearing you couldn't be forbearing they couldn't be forbearing
Perfect	V-ing perfect
I couldn't have forborne, forborn you couldn't have forborne, forborn he couldn't have forborne, forborn we couldn't have forborne, forborn you couldn't have forborne, forborn they couldn't have forborne, forborn	I couldn't have been forbearing you couldn't have been forbearing he couldn't have been forbearing we couldn't have been forbearing you couldn't have been forbearing they couldn't have been forbearing

Interrogative form

Simple form	V-ing form
could I forbear? could you forbear? could he forbear? could we forbear? could you forbear? could they forbear?	could I be forbearing? could you be forbearing? could he be forbearing? could we be forbearing? could you be forbearing? could they be forbearing?
Perfect	V-ing perfect
could I have forborne, forborn? could you have forborne, forborn? could he have forborne, forborn? could we have forborne, forborn? could you have forborne, forborn? could they have forborne, forborn?	could I have been forbearing? could you have been forbearing? could he have been forbearing? could we have been forbearing? could you have been forbearing? could they have been forbearing?

Interro-negative form

Simple form	V-ing form
couldn't I forbear? couldn't you forbear? couldn't he forbear? couldn't we forbear? couldn't you forbear? couldn't they forbear?	couldn't I be forbearing? couldn't you be forbearing? couldn't he be forbearing? couldn't we be forbearing? couldn't you be forbearing? couldn't they be forbearing?
Perfect	V-ing perfect
couldn't I have forborne, forborn? couldn't you have forborne, forborn? couldn't he have forborne, forborn? couldn't we have forborne, forborn? couldn't you have forborne, forborn? couldn't they have forborne, forborn?	couldn't I have been forbearing? couldn't you have been forbearing? couldn't he have been forbearing? couldn't we have been forbearing? couldn't you have been forbearing? couldn't they have been forbearing?