Вставьте в пропуски глагол should или must. You look tired. You … go to bed. They … come home before ten o`clock every night. It is a rule. You`ve just had lunch. You … not be hungry. We haven`t got much time. We … hurry. You … not make noise during lessons. Passengers … not smoke here. It is prohibited. You … see that film. It is interesting. This is a good advice. You … follow it. Students … do their homework.