Forming Passives With Modals Affirmative Form Object + may, must, can, could, ought to, should + be + verb3 Question Form Must, may, can, should, might + object + be + verb3 (past participle) Something must / can / should... be done by someone at sometime. Active : Our English teacher may give an exam today. Passive: An exam may be given by our English teacher today. Active : Thomas has written many books. Passive: Many books have been written by Thomas. Active : Do you have to pay the bill before leaving the restaurant? Passive: the bill have to be paid before leaving the restaurant? Active : Juan can give them some information about the job. Passive: Some information can be given about the job by Juan. Passive2: They can be given some information about the JOB by Juan. Active : You must obey the traffic rules. Passive: The traffic rules must be obeyed. Quick Exercise ...