Korean Grammar Notes TTMIK
Book 2: lesson 20

Have to, Should, Must / -μ•„/μ–΄/μ—¬ μ•Ό λ˜λ‹€/ν•˜λ‹€

Conjugation

verb stem + -μ•„/μ–΄/μ—¬ + -μ•Ό λ˜λ‹€/ν•˜λ‹€ = have to, should, must

μžλ‹€ = to sleep

자 + -μ•„/μ–΄/μ—¬ + -μ•Ό λ˜λ‹€/ν•˜λ‹€

자 + μ•„ + μ•Ό λ˜λ‹€/ν•˜λ‹€ (-μ•„ is chosen because 자 ends with a vowel)

μžμ•Ό λ˜λ‹€/ν•˜λ‹€ (Drop the -μ•„ because it is the same as ㅏ)

μžμ•Ό λ˜λ‹€ and μžμ•Ό ν•˜λ‹€ are equal

Conjugation
  1. verb stems ending vowels ㅏ or γ…— + -μ•„μ•Ό λ˜λ‹€/ν•˜λ‹€
  2. verb stems ending in other vowels + μ–΄μ—¬ λ˜λ‹€/ν•˜λ‹€
  3. ν•˜ + -μ—¬μ•Ό λ˜λ‹€/ν•˜λ‹€