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Tema gramatical
Ejercicios de Modal Perfects
Learn how to use modal perfects to evaluate and speculate about past events. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
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Learn how to ask for, give and refuse permission with an appropriate level of formality. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
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Learn how to express rules, necessity and lack of necessity using must and have to. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
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