Phrasal verbs with ‚in‘
Break in – to enter by force, to burgle
He lost his keys, so he had to break in his flat.
Call in on somebody – pay a short visit unannounced
Call in on me when you’re in town, will you?
Fill in – to complete a form/questionnaire
They gave me a form to fill in.
It took me a while to fill all the details in.
Join in – take part in an activity with other people
After learning the rules of the game, she happily joined in.
Plug in – to connect an electrical appliance to the mains (a socket)
Plug the computer in before you switch it on.
Take something in – to understand/remember/comprehend an idea/notion
They didn’t seem to take in what I told them.
Sink in – (of an idea) to be fully understood or realized
This idea might take a while to sink in.