B12 Modals of necessity

Modals of necessity are auxiliary verbs used to express obligation, necessity, or requirement in a sentence.

The modal verb 'had to' is used to express a past obligation.

The correct answer is 'has got to', indicating a strong necessity.

'Must' indicates a strong obligation or necessity.

The correct answer is 'don't have to', indicating no obligation.

'Mustn't' is used to indicate prohibition or something that is not allowed.

The correct answer is 'must', indicating a requirement.

'Have to' is often used for external obligations, while 'must' is used for internal obligations or strong recommendations.

The correct answer is 'must', indicating a necessary action.

'Has got to' implies a strong necessity or requirement, similar to 'must'.