Conjugate the appropriate verb which would be used in writing the following sentences in Spanish

Maria knew everyone.

Because he had already seen the movie, he knew what happened?

The student knows the answer

He knows Bach’s music.

Do you (tú) know who is singing?

Lee la frase y escribe el subjuntivo del verbo en paréntesis. read the sentence and write the subjunctive of the verb in parenthesis. you may copy and paste the accented and special characters from this list if needed: á, á, é, é, í, í, ó, ó, ú, ú, ü, ñ, ñ, ¡, ¿ los profesores prefieren que los estudiantes ) más para los exámenes.