[English] On, at, by, with, and about

on

on vacation
on television
on the radio
on the phone
on fire
on time (= not late)

  • Tracy isn’t at work this week. She’s on vacation.
  • We watched the news on television.
  • We listened to the news on the radio.
  • I spoke to Carol on the phone last night.
  • The house is on fire! Call the fire department.
  • ”Was the train late?” “No, it was on time.”

at (the age of) 21 / at 50 kilometers an hour / at 100 degrees, etc.

  • Lisa got married at 21. (or … at the age of 21)
  • A car uses more gas at 70 miles an hour than at 55.
  • Water boils at 100 degrees Celsius.

by car / by bus / by plane (or by air) / by boat / by bicycle, etc.

  • Do you like traveling by train?
  • Can you get there by bike?

그러나 도보로는 on foot. But: on foot

  • You can’t get there by car. You have to go on foot.

a book by … / a painting by … / a piece of music by …, etc.
(the tile) by (the writer)

  • Have you read any books by Charles Dickens?
  • Who is that painting by? Picasso?

수동태 다음에 by. by after the passive

  • I was bitten by a dog.

with / without

  • Did you stay at a hotel or with friends?
  • Wait for me. Please don’t go without me.
  • Do you like your coffee with or without milk?
  • I cut the paper with a pair of scissors.

a main with a beard / a woman with glasses, etc.

  • Do you know that man with the beard?
  • I’d like to have a house with a big yard.

talk/speak/think/hear/know about …

  • Some people talk about their work all the time.
  • I don’t know much about cars.

a book / a question / a program (etc.) about

  • Did you see the program about computers on TV last night?