English verb conjugation
SHOULD BELIEVE

Regular verb: believe - believed - believed

Affirmation

Simple form	V-ing form
I should believe you should believe he should believe we should believe you should believe they should believe	I should be believing you should be believing he should be believing we should be believing you should be believing they should be believing
Perfect	V-ing perfect
I should have believed you should have believed he should have believed we should have believed you should have believed they should have believed	I should have been believing you should have been believing he should have been believing we should have been believing you should have been believing they should have been believing

Negation

Simple form	V-ing form
I should not believe you should not believe he should not believe we should not believe you should not believe they should not believe	I should not be believing you should not be believing he should not be believing we should not be believing you should not be believing they should not be believing
Perfect	V-ing perfect
I should not have believed you should not have believed he should not have believed we should not have believed you should not have believed they should not have believed	I should not have been believing you should not have been believing he should not have been believing we should not have been believing you should not have been believing they should not have been believing

Interrogative form

Simple form	V-ing form
should I believe? should you believe? should he believe? should we believe? should you believe? should they believe?	should I be believing? should you be believing? should he be believing? should we be believing? should you be believing? should they be believing?
Perfect	V-ing perfect
should I have believed? should you have believed? should he have believed? should we have believed? should you have believed? should they have believed?	should I have been believing? should you have been believing? should he have been believing? should we have been believing? should you have been believing? should they have been believing?

Interro-negative form

Simple form	V-ing form
should I not believe? should you not believe? should he not believe? should we not believe? should you not believe? should they not believe?	should I not be believing? should you not be believing? should he not be believing? should we not be believing? should you not be believing? should they not be believing?
Perfect	V-ing perfect
should I not have believed? should you not have believed? should he not have believed? should we not have believed? should you not have believed? should they not have believed?	should I not have been believing? should you not have been believing? should he not have been believing? should we not have been believing? should you not have been believing? should they not have been believing?