Los jugadores de béisbol se van a acostar temprano por que tienen un partido importante mañana
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Tomando clases mediante la televisión, las teleclases son impartidas a ciertas horas del día dependiendo del grado en qué se encuentre y la asignatura
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A . his work on subatomic particles
Luis Walter Alvarez was a noble prize winning physicist, who is probably most famous for the discovery of the iridium layer and his theory that the mass extinction of dinosaurs was caused by an asteroid or comet colliding with earth.