There isn't a plural form of you in the english language but you all in spanish would be vosotros.
TÚ = you (informal, singular)
Vosotros = you (informal, plural ONLY IN Spain)
Usted = you (formal, singular)
Ustedes = you (formal AND INFORMAL, plural in Spanish America; only polite in Spain)
Vosotros.
The plural form of "conductor" in Spanish is "conductores."
The singluar form of "fruit" in Spanish is fruta, and the plural form is frutas.
árboles
Pizarras
Aviones
The plural form of "conductor" in Spanish is "conductores."
The plural form of "Luz" is "Luces" in Spanish.
The plural form of "serio" is "serios" in Spanish.
The plural form of "simpático" in Spanish is "simpáticos" for masculine nouns and "simpáticas" for feminine nouns.
The plural form of "árbol" is "árboles" in Spanish.
The singluar form of "fruit" in Spanish is fruta, and the plural form is frutas.
Princesas plural form for female Príncipes plural form for males
The plural form of the word apellido is "apellidos" in Spanish.
árboles
Pizarras
Aviones
The plural form would be "los estudiantes".