Obligation and advice, Lack of obligation or necessity, Asking for and giving permission

• Postat în Educatie
• la 18-12-2017 16:57
• de Tanase Sorin
• 398 vizualizări

Obligation and advice: should and ought to, be supposed to We use ought to and should to talk about obligations and duties in the future, present and past, or to […]

Tanase Sorin

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