Imaginez que vous soyez un explorateur parmi les hommes de Herman Cortés lors de la découverte des maya. Tu retournes en Espagne. témoignages à la radio espagnole et expliquent comment la conquête s'est développée.

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Explanation:

what sentences? what words?

corras is the only one that is informal but doesn't follow the suffix rule. correr is the verb. corre is the formal verb form. corra would be used as the formal is corre ended with an a.

your best bet would be corras, it's the only one that is informal but is still wrong