Заахын тийн ялгал: -ыг/-ийг
Look at these examples. Can you spot the grammar pattern?
Би номыг уншина.
I read the book.
Тэр кофе уудаг.
He drinks coffee (in general).
Би дүүгийн байшинг харлаа.
I saw my younger sibling's building.
Pay attention to the highlighted parts. What do they have in common?
Заахын тийн ялгал: -ыг/-ийг (Accusative)
Direct object marker. Use -ыг/-ийг for definite objects (vowel harmony applies). Indefinite objects take no marker.
- ном → номыг (the book)
- гэр → гэрийг (the house)
Indefinite: Би ном авна (I buy a book).
Common Error Patterns
Using -ыг/-ийг on an indefinite object
Choosing wrong vowel harmony variant (-ыг vs -ийг)
Би номыг уншина.
I read the book.
Definite direct object 'book' gets -ыг suffix.
Тэр кофе уудаг.
He drinks coffee (in general).
Indefinite object 'coffee' takes no case marker.
Би дүүгийн байшинг харлаа.
I saw my younger sibling's building.
байшин (building) + -г = байшинг (accusative after vowel).
Practice in course
Apply this grammar in A1 course exercises