EsPCEx

EsPCEx Concurso de Admissão (Escola Preparatória de Cadetes do Exército, Brazil)

Lingua InglesaEnglish
Exam overview

Practice session

Choose the alternative that correctly completes the sentence with the appropriate verb tenses: "The Brazilian Armed Forces __________ their tactical communication systems significantly over the last decade, whereas back in 2012 they still __________ on legacy analog protocols."

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