The heart is the main organ in the circulatory system, the structure primarily responsible for delivering the circulation of blood and transportation of nutrients in all parts of the body. This continuous task uplifts the role of the heart as a vital organ whose normal operation is constantly required.
Answer:
Amigo mío, no creo que puedas. Miré a mi alrededor durante un rato, pero no parece haber forma de cambiar el idioma. Lo siento por los inconvenientes ocasionados
Ejemplo: Sea que conduzca rápido o lento, maneje con cuidado.
A. Contaban is the correct answer
Probably speaking and understanding a language, because being fluent means you can speak it and understand the language very well, at least maybe almost as well as a native speaker can.