Learn Korean › Grammar › ko-reason
6 phrases with native audio and pronunciation. Tap play to listen — everything on this page is free to read.
This pattern expresses what you must do, need to do, or should do. It conveys obligation, necessity, or requirement in everyday situations.
매일 운동을 해야 한다.
I must exercise every day.
시험에 합격하려면 더 열심히 공부해야 해요.
To pass the exam, I have to study harder.
약속 시간에 늦으면 안 되니까 서둘러야 해.
I must hurry because I can't be late for my appointment.
건강을 위해 충분한 수면을 취해야 한다.
I must get enough sleep for my health.
그 프로젝트를 내일까지 마쳐야 돼요.
I have to finish that project by tomorrow.
한국 생활에 적응하려면 한국어를 배워야 한다.
To adapt to life in Korea, one must learn Korean.
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