The Deferential Speech Level
The following endings are added to a predicate stem depending on whether the clause is declarative, interrogative, imperative or propositive.
For predicates stems ending in a consonant
Declarative
Interrogative
Imperative
Propositive
Declarative sentence
Interrogative sentence
?
May I have the customer's contact information?Imperative sentence
Propositive sentence
For predicates stems ending in a vowel
Declarative
Interrogative
Imperative
Propositive
ㅂ becomes the of the last syllable in the predicate.