Regular verb: begin begin - begin begined - begin begined
Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could begin begin you could begin begin she could begin begin we could begin begin you could begin begin they could begin begin
V-ing form
I could be begin begining you could be begin begining she could be begin begining we could be begin begining you could be begin begining they could be begin begining
Perfect
I could have begin begined you could have begin begined she could have begin begined we could have begin begined you could have begin begined they could have begin begined
V-ing perfect
I could have been begin begining you could have been begin begining she could have been begin begining we could have been begin begining you could have been begin begining they could have been begin begining
Negation
Simple form
I could not begin begin you could not begin begin she could not begin begin we could not begin begin you could not begin begin they could not begin begin
V-ing form
I could not be begin begining you could not be begin begining she could not be begin begining we could not be begin begining you could not be begin begining they could not be begin begining
Perfect
I could not have begin begined you could not have begin begined she could not have begin begined we could not have begin begined you could not have begin begined they could not have begin begined
V-ing perfect
I could not have been begin begining you could not have been begin begining she could not have been begin begining we could not have been begin begining you could not have been begin begining they could not have been begin begining
Interrogative form
Simple form
could I begin begin? could you begin begin? could she begin begin? could we begin begin? could you begin begin? could they begin begin?
V-ing form
could I be begin begining? could you be begin begining? could she be begin begining? could we be begin begining? could you be begin begining? could they be begin begining?
Perfect
could I have begin begined? could you have begin begined? could she have begin begined? could we have begin begined? could you have begin begined? could they have begin begined?
V-ing perfect
could I have been begin begining? could you have been begin begining? could she have been begin begining? could we have been begin begining? could you have been begin begining? could they have been begin begining?
Interro-negative form
Simple form
could I not begin begin? could you not begin begin? could she not begin begin? could we not begin begin? could you not begin begin? could they not begin begin?
V-ing form
could I not be begin begining? could you not be begin begining? could she not be begin begining? could we not be begin begining? could you not be begin begining? could they not be begin begining?
Perfect
could I not have begin begined? could you not have begin begined? could she not have begin begined? could we not have begin begined? could you not have begin begined? could they not have begin begined?
V-ing perfect
could I not have been begin begining? could you not have been begin begining? could she not have been begin begining? could we not have been begin begining? could you not have been begin begining? could they not have been begin begining?