Модальні дієслова

Have to

Обов'язок через зовнішні обставини, а не власне рішення.

Правило

Have to — обовʼязок через правило чи обставини. Don't have to = не обовʼязково, а не заборонено.

Формула

Ствердження (+)I/you/we/they + have to + V1He/She/It + has to + V1I have to work.She has to go.
Заперечення (−)I/you/we/they + don't have to + V1He/She/It + doesn't have to + V1I don't have to work.He doesn't have to go.
Питання (?)Do/Does + subject + have to + V1?Do you have to work?Does she have to go?

Нотатки

  • don't have to = не обов'язково (є вибір)
  • mustn't = заборонено ❌
  • Минулий: had to (для всіх осіб)
  • Майбутній: will have to