Answer is A because “comer comida” means eating food so you would brush your teeth.
The answer is extranjera. “Mis hermanos y yo vamos a una escuela muy extranjera”.
You can put this - probablemente lo que sucedería es que estaría interesado en su idioma adicional si aún no lo conozco. O,
Repeating the word(s) over and over, writing them and listening to them.
If it's a specific sentence, you can record yourself saying it and repeat it.
As for learning Spanish in general, try doing all those things I said before AND listening to movies in Spanish with subtitles.
Good luck!
Is a person who goes by plane, train, boat or bus