Otako greets Galko when she enters the classroom, but Galko doesn’t open her mouth and responds by gesture.
Galko finally opens her mouth when Otako asks why she’s not talking.
She explains that she’s concerned about her double teeth because the main character in the movie was too.
There are various skin colors 
like black and white, but...
للبشرة ألوان عدة كالأسود والأبيض، لكن
Es gibt verschiedene Hautfarben
wie schwarz und weiß, aber …
Existen razas de personas blancas y morenas,
Existen razas de personas blancas y negras,
Al mondo ci sono persone con la pelle 
di colori diversi, chi ce l'ha bianca, chi nera...
há vários tipos de cor de pele, 
como preta e branca.