Interlocking works like this:Students start class early in the morning up until noon.Then other students start class in the afternoon.Interlocking schedules in PR are used when other schools are being remodeled or under construction.
Right hand = derecho
left hand = izquierda
I don’t know if this is what you’re looking for but I hope it helps in some way-
En el año 1492, que coincidentemente es el año en el que los Europeos llegaron a las Américas.
Hope it helped,
BioTeacher101