Which form of the verb do we use to form the passive?​

Question

Which form of the verb do we use to form the passive?​

Answer 1

Ответ:to be

нарример чтобы сказать я студент нужшо прибавить to b

Answer 2

Past Passive

Subject+was/were+past participle (irr. V3) and (reg. +ed)

Present Passive

Subject+am/are/is+past participle