— May I stop here? — No, you _____.

It would be impossible for him to leave hospital tomorrow if he 　　　 first aid when the accident happened.

--- Why didn’t you tell me the news of the meeting? --- I knew nothing about it, or I _______ you.

The dance performed by the disabled actors is really a hit, but years ago no one ____ they were to achieve such great success.

Sir, you ______ be sitting in this waiting room. It is for women and children only.