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Study how to talk about rules, duties and things that are necessary. Practise must, have to and dont have to in short everyday examples.
Read how modal verbs are used for obligation and necessity.
Study must, have to and dont have to in clear grammar notes.
Watch a short lesson on obligation, necessity and lack of necessity.
Practise choosing the correct form for rules and duties.
Review must, mustnt and have to in a quick grammar task.
Practise obligation forms in clear everyday situations.
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