When do you use in and on?

“container” vs “platform”

IN = Container

→ a container is an enclosed space where something is placed. I put my books in my bag. I have a TV in my room. I read a chapter in a book. I ride in an elevator. 

ON = Platform

→ A platform is a surface where we can place people or objects. For example, we can put a book on the table. My girlfriend gets angry when my socks are on the floor or on the ground. I ride on the escalator.

The “can you stand” test for vehicles!

Not sure which word to use for vehicles? Use this test!
I can stand:

  • on a plane
  • on a train
  • on a bus
  • on a boat (large boat)
  • on a bike
  • on a skateboard

I cannot stand:

  • in a car
  • in a helicopter
  • in a boat (small boat or canoe)

Can you write a sentence using in or on?