How do you express a strong obligation with 'must'? ...

★ Future Tenses and Modals

How do you express a strong obligation with ‘must’?

A. You must + base form of the verb.

B. You must + infinitive form of the verb.

C. You must + past form of the verb.

D. You must + gerund form of the verb.

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When should you use ‘must’?

A. You should use ‘must’ to indicate a preference.

B. You should use ‘must’ when expressing a possibility.

C. You should use ‘must’ for making suggestions.

D. You should use ‘must’ when indicating obligation or necessity.