Think Back! Look at the underlined verb forms in Exercise 1 and in the article, and put them in the correct places in the table. – Вспомните! Посмотрите на подчеркнутые формы

obligation/necessity – обязательство / необходимость: must, have to, need, be required to, be obliged to
duty and advice — долг и совет: ought to, oughtn’t to, should, shouldn’t, be supposed to
no obligation / necessity — никаких обязательств / необходимости: don’t have to, needn’t, not required to, not obliged to
ability or lack of ability – умение или отсутствие способности: can, can’t, could, couldn’t, be able to, manage to, succeed in
prohibition – запрет: mustn’t, can’t, couldn’t, not allowed to, be forbidden
permission – разрешение: can, could, be allowed, be permitted to
possibility/probability — вероятность: can, could, might, likely to, be bound to