What does 초 mean?

Real-world examples

• ⭕

  1초 동안 기다려 주세요.

  1cho dong-an gi-da-ryeo ju-se-yo., 1cho dong an gi da ryeo ju se yo.

  '1초' correctly expresses the time unit of one second.

• ❌

  회의는 초에 시작합니다.

  hoe-ui-neun cho-e si-jak-hap-ni-da., hoe ui neun cho e si jak hap ni da.

  '초' alone cannot indicate time here, so it's incorrect.

• ⭕

  시험은 초반에 어려워요.

  si-heom-eun cho-ban-e eo-ryeo-wo-yo., si heom eun cho ban e eo ryeo wo yo.

  '초반' means the early part of a process and is natural.

• ⭕

  초순에 여행을 갈 거예요.

  cho-sun-e yeo-haeng-eul gal geo-ye-yo., cho sun e yeo haeng eul gal geo ye yo.

  '초순' refers to the early days of the month and is appropriate.

• ❌

  초에 도착했어요.

  cho-e do-chak-haess-eo-yo., cho e do chak haess eo yo.

  '초' alone without a time unit is grammatically awkward.

• ⭕

  이 일은 초기에 해결해야 합니다.

  i il-eun cho-gi-e hae-gyeol-hae-ya hap-ni-da., i il eun cho gi e hae gyeol hae ya hap ni da.

  '초기' means the initial stage and is correct usage.

1. What is the basic meaning of '초'?

   '초'의 기본 의미는 무엇인가요?('cho'uigi-bonui-mi-neunmu-eos-in-ga-yo?, 'cho'uigibonuimineunmueosingayo?)
   • Minute
   • Second
   • Hour
   • Day

2. Which sentence correctly uses '초'?

   다음 중 '초'가 올바르게 쓰인 문장은?(da-eumjung'cho'gaol-ba-reu-gesseu-inmun-jang-eun?, daeumjung'cho'gaolbareugesseuinmunjangeun?)
   • 회의는 초에 시작해요.(hoe-ui-neuncho-esi-jak-hae-yo., hoeuineunchoesijakhaeyo.)
   • 시험은 초반에 어려워요.(si-heom-euncho-ban-eeo-ryeo-wo-yo., siheomeunchobaneeoryeowoyo.)
   • 초에 도착했어요.(cho-edo-chak-haess-eo-yo., choedochakhaesseoyo.)
   • 초에 전화했어요.(cho-ejeon-hwa-haess-eo-yo., choejeonhwahaesseoyo.)