PolyglotGym
CourseGrammarWords
LoginCreate Account
CourseGrammarWords

More

LibraryCommunity

Interface Language

Create AccountLogin
PolyglotGym
All languagesCoursesGrammar

Get the App

Download on theApp StoreGET IT ONGoogle Play
PolyglotGym

Learn Mongolian online with interactive courses, vocabulary trainer, and more.

Learn

  • All languages
  • Courses
  • Grammar
  • Words
  • Align Vocabulary

Community

  • Library
  • Forum
  • Clubs

Get the App

Learn on the go

Download on theApp StoreGET IT ONGoogle Play

© 2026 PolyglotGym. All rights reserved

Privacy PolicyTerms of Service

CourseGrammarWords
  1. Home
  2. ›Grammar
  3. ›A1
  4. ›Өдөр, сар, цаг
Үгийн санA1

Өдөр, сар, цаг

Exam Skills:Бичих чадварСонсох чадварУнших чадварЯрих чадвар

Look at these examples. Can you spot the grammar pattern?

Өнөөдөр Даваа гараг.

Today is Monday.

Долоон сарын арван тав.

July 15th (lit. 7th month's 15th).

Гурван цаг болж байна.

It is three o'clock.

Pay attention to the highlighted parts. What do they have in common?

Өдөр, сар, цаг

Гаригууд: Даваа, Мягмар, Лхагва, Пүрэв, Баасан, Бямба, Ням.

Сарууд: 1-р сар … 12-р сар (ordinal + сар).

Цаг: Хэдэн цаг болж байна? — [тоо] цаг болж байна.

Apply this grammar in A1 course exercises

Practice Exercises

Common Error Patterns

Missing genitive -ын/-ийн/-н on month when giving dates (e.g., *долоон сар арван тав).

Wrong formula for telling time (e.g., *Гурван цаг байна instead of Гурван цаг болж байна).

Өнөөдөр Даваа гараг.

Today is Monday.

Days of the week come from Tibetan Buddhist terms. No verb needed for 'is'.

Долоон сарын арван тав.

July 15th (lit. 7th month's 15th).

Dates use genitive: [month ordinal]-р сарын [day number].

Гурван цаг болж байна.

It is three o'clock.

[Number] цаг болж байна = telling the time. болж байна = 'is becoming/is'.

Practice in course

Apply this grammar in A1 course exercises

A1 Course
← Back to topics

Put it into practice

Try a free exercise from the course

2. Numbers, days and time

Related grammar topics

  • Тоо 11-100
  • Тоо 0-10
  • Тоо 100-1000
  • Дугаар тоо