The Korean Writing SystemSyllablesNounsPredicatesFormal and Informal SpeechPre-Final and Final EndingsSpeech LevelAdding ㅓ or ㅏ to a predicate stemWords with 받침Adding 으 to predicates stemsThe Deferential Speech LevelThe Intimate Speech LevelThe Polite Speech LevelThe Plain Speech LevelThe Honorific Ending 시Irregular PredicatesParticlesThe Subject Particle 가 and 이The object particle 를 and 을The Topic Particle 는 and 은Forming a Sentence이다 and 아니다있다 and 없다NegationPast TensePredicates as ModifiersDeterminersBound NounsExpressing desire with 고 싶다NumbersCountersQuestionsThe Particle 에The Plural Particle 들The Possessive Particle 의The Particle 에서The Particle 도The Particle 부터The Particle 까지The Particle 만

The Subject Particle 가 and 이

The subject particle is added to a word to indicate that it is the subject of a clause. 가 is added to a noun ending in vowel and 이 is added to a noun ending in a consonant.
If the predicate at the end of the clause is a verb the subject is the executor of the verb.
   
The prices are gradually climbing.
  ,  .
Teenagers drink and smoke.
If the predicate at the end of the clause is an adjective, the adjective describes the subject.
    
The moon is truly bright tonight.
민준이      .
민준 used up all his pocket money and walked home from school.
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