English verb conjugation
COULD OVERCOME

Irregular verb: overcome - overcame - overcome

Affirmation

Simple form	V-ing form
I could overcome you could overcome he could overcome we could overcome you could overcome they could overcome	I could be overcoming you could be overcoming he could be overcoming we could be overcoming you could be overcoming they could be overcoming
Perfect	V-ing perfect
I could have overcome you could have overcome he could have overcome we could have overcome you could have overcome they could have overcome	I could have been overcoming you could have been overcoming he could have been overcoming we could have been overcoming you could have been overcoming they could have been overcoming

Negation

Simple form	V-ing form
I couldn't overcome you couldn't overcome he couldn't overcome we couldn't overcome you couldn't overcome they couldn't overcome	I couldn't be overcoming you couldn't be overcoming he couldn't be overcoming we couldn't be overcoming you couldn't be overcoming they couldn't be overcoming
Perfect	V-ing perfect
I couldn't have overcome you couldn't have overcome he couldn't have overcome we couldn't have overcome you couldn't have overcome they couldn't have overcome	I couldn't have been overcoming you couldn't have been overcoming he couldn't have been overcoming we couldn't have been overcoming you couldn't have been overcoming they couldn't have been overcoming

Interrogative form

Simple form	V-ing form
could I overcome? could you overcome? could he overcome? could we overcome? could you overcome? could they overcome?	could I be overcoming? could you be overcoming? could he be overcoming? could we be overcoming? could you be overcoming? could they be overcoming?
Perfect	V-ing perfect
could I have overcome? could you have overcome? could he have overcome? could we have overcome? could you have overcome? could they have overcome?	could I have been overcoming? could you have been overcoming? could he have been overcoming? could we have been overcoming? could you have been overcoming? could they have been overcoming?

Interro-negative form

Simple form	V-ing form
couldn't I overcome? couldn't you overcome? couldn't he overcome? couldn't we overcome? couldn't you overcome? couldn't they overcome?	couldn't I be overcoming? couldn't you be overcoming? couldn't he be overcoming? couldn't we be overcoming? couldn't you be overcoming? couldn't they be overcoming?
Perfect	V-ing perfect
couldn't I have overcome? couldn't you have overcome? couldn't he have overcome? couldn't we have overcome? couldn't you have overcome? couldn't they have overcome?	couldn't I have been overcoming? couldn't you have been overcoming? couldn't he have been overcoming? couldn't we have been overcoming? couldn't you have been overcoming? couldn't they have been overcoming?