Grammar bridge

Prepositions name the relationship

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in

inside a space or span · in the room · in July

on

touching a surface or naming a day · on the wall · on Monday

at

one point in place or time · at the airport · at 0745

fixed pair

Store it together · depend on · interested in · good at

Minimal Spanish tip: en splits into in, on, or at. Learn the scene, not one translation.

Grammar reference: Class 4, slides 3–29 — place, time, movement, and fixed pairs.