3. Choose the correct item. 1) Visitors can't / have to / don't have to clean their rooms at a hotel. The cleaners do it. 2) You can't / must / mustn't get permission to invite friends in your room. 3) The students needn't / mustn't / have to get permission to invite friends in your room. 4) I'm afraid you can / can't / needn't go out now. It's too late. 5) He has to / can't/mustn't do homework every day.