Use “in” when something is inside a space or container.
- You put your toys in the toy box.
- We play in the park.
Use “at” when you’re talking about a specific place or spot. For Example:
- We are at the school.
- She is waiting at the bus stop.
Use “on” when something is resting on a surface or a part of something. For Example:
- The book is on the table.
- We put stickers on our notebooks.
Exercise
Simple Past
Write the past form of the verb in the parenthesis