Таблица, не могу разобраться в Passive voice, помогите пожалуйста.

PASSIVE VOICE  INDEFINITE PASSIVE:  PRESENT it is made PAST they were made  FUTURE They will be made  FUTURE-IN -THE PAST it would be made      COTINUOUS PASSIVE:  PRESENT they are being made  PAST it was being made  PERFECT PASSIVE:  PRESENT it has been made  PAST it had been made  FUTURE it will have been made  FUTURE-IN-THE-PAST they would have been made